Gil Grissom is the supervisor of the CSI, the forensics unit of the pre-eminent crime lab in the country, second only to the FBI's unit at Quantico. This episode introduces the other members of the cast, including Grissom's boss, Captain Jim Brass; Catherine Willows, a single mother and the number two CSI; and Warrick Brown, a young investigator angling for a promotion to level 3 investigator His chief competition is fellow CSI, Nick Stokes.
Grissom investigates the case of a murder set up to look like a suicide, but discovers very little evidence at the scene. Warrick and Catherine are assigned to the case of drunk man shot to death. Meanwhile, Nick investigates the case of a man drugged and robbed by a prostitute whom he'd picked up.
In the aftermath of the Holly Gribbs shooting, Captain Brass is demoted and reassigned as a homicide detective, with Gil getting promoted to full head of the CSI unit. Grissom brings in Sara Sidel, an investigator he knows from San Francisco, and assigns her to the case, much to the displeasure of Catherine, who felt guilty about some things she said to Holly before the shooting, and wanted the case for herself. Grissom and Nick investigate the apparent suicide of a man who, hours before, had won a large casino jackpot. Warrick, who left Holly alone at the scene in violation of standard procedures, is up for suspension as a result, even as he is pressured from the other side by a corrupt judge.
When a woman is kidnapped, Grissom, Nick and Sara take on the case. But in their search for her, they encounter more complcations than expected. Warrick, having narrowly avoided suspension, joins Catherine in investigating the death of a young girl who was killed in a hit and run.
Songs: Mos Def -- Mathematics
Grissom and Catherine cover a case where a severed leg is found that apparently belongs to a female body recovered from Lake Mead. The woman had a boyfriend who becomes an immediate suspect. Meanwhile, Sara and Nick investigate a fraternity pledging ceremony that turned deadly. Warrick is pressured once again by a crooked judge to compromise key evidence in a case.
Grissom and Warrick investigate the death of a young man who is found naked in the desert, but the case becomes more challenging when the cause of death fails to match any obvious reasons. Sara is sent to investigate when a woman who was buried the week before unexpectedly turns up in a dumpster. Catherine and Nick find problems with the story of a classy private school's founder regarding her part in the death of the school's dean.
In a clear violation of protocol, Catherine investigates a case of a rape accusation involving her ex-husband. Warrick and Sara find themselves in an adversarial situation as they hunt for a missing bullet that will either exonerate or indict a patrol officer in a murder investigation. Meanwhile, Grissom and Nick look into the details of a skeleton of a female found in the foundation of a house.
Songs: GUN -- Word Up
The full team looks into a mass murder in which a teenager and her younger sister are the only survivors of the brutal murders of the rest of their family. The team at first believes that the murders were some form of cult murders, but as they dig deeper, the true events become increasingly disturbing.
Songs: Al Green -- Let's Stay Together
Three months ago (in the pilot episode), Royce Harmon was murdered and his killer rigged the scene to make it appear as a suicide. Another murder has been committed, with similar evidence, and the killers' extensive knowledge of forensics has left Grissom and his crew bewildered. Meanwhile, Warrick and Nick deal with a case of a man who drove over a cliff in his car and is now unconscious.
Songs: Bill Withers -- Ain't No Sunshine
When a passenger is found dead on a flight to Las Vegas, the investigation falls upon Grissom and his CSI team. The team must sort through all the detailed interviews with the passengers, along with the collected physical evidence in order to discover the answers.
A body covered in bugs is found abandoned in the desert, leaving Grissom and Sara to figure out where it came from and who killed the victim. Warrick and Catherine investigate the theft of valuable pieces of art while Nick is assigned to uncover the truth about why a missing woman's car is found at a bus station. Later, Warrick is suspended when he is suspected of gambling while on duty.
A woman is kidnapped from a supermarket. While investigating, Grissom finds evidence that suggests that five other women have already been killed, creating a race to find out who the kidnapper is. After being caught on duty in a casino and suspended, a reinstated Warrick is paired up with Sara for a robbery-murder case. Sara is concerned with Warrick's devotion to duty as well as his clear gambling problem. Meanwhile, Nick is asked for help by the prostitute he befriended in the pilot episode, after she has problems with a hotel's security staff.
A man who is on trial for the arson and murder of his wife and child implores Grissom to help prove his innocence. Grissom agrees to look into it despite the fact that this puts him at odds with Ecklie, who performed the original investigation. Catherine and Nick look into the underbelly of gambling after a young man is shot and killed in his car.
After a bomb explodes in an office building and several people are injured and one is killed, the CSIs first suspect is a security guard who left only minutes before, and has amateur experience with bomb making. Nick helps his prostitute friend from the pilot episode, who then seduces him, but winds up dead the next morning, making Nick a prime suspect. Worse still, Ecklie winds up with the case.
After a human bone is found in the desert by a dog playing fetch with its owner, Gil and Catherine have to search across a large area for clues about the body, which leads to an identification. When his wife is approached, she insists that her husband is away at a local store. Warrick and Sara, at the same time, investigate the death of a male stripper who was working a bachlorette party that appears to have gotten way out of hand. Clues point to a bridesmaid as the culprit.
When a woman winds up floating in the pool at a swanky fundraiser with many local VIPs, the CSIs investigate, but must tread lightly for political reasons, though there is also pressure for a quick solution for the same reasons. The owner of the house where the fundraiser was held is out of town, and suspicions falls on the hosts of the party, a couple who is house-sitting for her. Warrick is sent to look into an apparent mob-style hit, where the victim, shot in the forehead in a hotel's glass elevator, was left with a quarter covering the entry wound.
A woman winds up dead at a classy fundraiser and the CSIs are sent to investigate. The owner of the house is out of town, turning the suspicion to the couple house-sitting for the owner. Meanwhile, Warrick investigates a murder committed in a glass elevator. After some investigation, Warrick discovers that the victim had a professional hit put out on him.
Songs: Skunk Anansie -- Charlie Big Potato, The Cult -- Lil, The Cult -- Lil' Devil, Hole -- Violet
After a woman is kidnapped, raped, beaten, and shot, then left for dead in a comatose state, it falls upon Sara to identify her. As she works on the case, she develops an appreciation for the woman's strength and character the more she learns. Catherine and Warrick have a murder case dumped in their laps when the assigned CSI on the case quits. It falls to them to understand how the story of the accused and the victim's wife are so at odds. Catherine discovers that her ex-husband Eddie has taken out a second mortgage on their house, still in both their names, without her permission.
A body suffering from head trauma found one morning in a store, near the safe, appears to have been the result of an interrupted robbery. A fingerprint found at the store connects the robbery in some way to a young girl kidnapped twenty years before. Sara and Warrick find themselves assigned to investigate a woman who burned to death while the house around her was hardly affected. Sara claims it's a case of mythical "spontaneous human combustion", while Warrick insists there is a simpler explanation. They compete to find the true answer.
When a couple celebrating their anniversary is killed in front of the restaurant they have just left and their car is stolen, the CSIs investigate. The investigation is complicated when it begins to rain and most of the crime scene evidence is destroyed. When the car is found, and its evidence is collected, the details of thee case become stranger and stranger. Meanwhile, Catherine investigates the death of three senior citizens when the ceiling of their residence collapsed. The evidence suggests possible negligence on the part of the city engineer who was responsible for inspecting the building.
When a baby is kidnapped from a wealthy family, the investigation reveals several discrepancies in the tales told by the parents and family members. It becomes clear that there is more going on than just a kidnapping.
Two women, out partying, strike a young man with their car. As it turns out, not only was he deaf but he was also dead before they struck him. Gil investigates, but runs into problems when the administrators at the dead youth's school refuse to help. Catherine and Nick investigate the murder of five people at a coffee shop, which gets even more suspicious and complicated when one of the victims has mob ties.
Grissom, Nick, and Warrick investigate the death of a jogger who was apparently killed by a wild animal near a park. Things take a mysterious turn when they find that the jogger's liver had been surgically removed after he had died. Meanwhile, Sara and Catherine investigate the death of a young girl at a carnival. The young girl is about the same age as Catherine's daughter, and she takes solving the case personally.
It's evaluation day for the staff, but Grissom's evaluations take a back seat when a severed head, sans body, is found in a car's trunk. Meanwhile, Sara and Nick investigate when a body turns up in the desert, and it happens to be missing the head. Warrick is sent to investigate things at the juvenile detention center after a teen is found murdered. The only witness to the death is the young man James, whom Warrick identified in episode 3, as guilty of a hit and run and promised to look after.
Songs: SkinnerRat -- Speak For You
A serial killer is on the loose, and the CSIs race to find the answers. The killer has a clear knowledge of forensics and has done an excellent job of leaving no clues, however. As the investigation stalls, the FBI are called in by the Sheriff, which angers Gil to the point where, duee to his intransigence, he is ordered to stand down from the case and let the FBI supervise things. His CSIs, though, keep him apprised of their findings, though Gil can't be a direct part of the investigation.
Songs: Wayne Newton -- Danke Schoen, Catherine Wheel -- Waydown
A gardener, outside the house, observes Tony Braun, a known drug addict and old-time Vegas casino mogul (i.e., with suggested mafia ties), face down in his house and, judging by the paraphernalia surrounding the body, the apparent cause of death is a drug overdose. However, once the investigation begins, Grissom detects evidence of duct tape on the body, which leads the CSIs to believe that the victim was restrained and forced to ingest lethal amounts of drugs.
When a young college girl vanishes, apparently with no trace, the CSIs investigate. They find a lot of strange evidentiary odds and ends that point in many directions, but they all turn out to be dead ends. The actual answer of what happened turns out to be far more bizarre than anyone expects.
-- Glory Box, Mocean Worker -- Hey, Baby, Hooverphonic -- Inhaler
Grissom finds himself at odds with the Sheriff when he insists on a deeper investigation into what seems to be a suicide at a construction site. The Sheriff is pressured by the site operator to free up the site, while Grissom insists that the man may have been murdered, limiting access to the crime scene and causing construction delays. Meanwhile, Nick and Catherine get stuck with a case with little evidence beyond angora fibers, which are found on a dead teen's underwear. As details are exposed, they believe that the boy's psychologist wasn't acting on the up-and-up.
Songs: VAST -- Free
After a youth is found murdered, shot in the back, in the bathroom of a local high school, the team's investigation reveals that the school's top jock and class clown was also a class bully, pointing to the students as likely suspects. Nick and Sara cover the case when an Army veteran's badly decomposed body winds up in a bag.
Rifles -- Black Rebel Motorcycle Club, Filter
-- Hey Man, Nice Shot, Ed O'Brien -- There There
Sara and Warrick are lead by Grissom to investigate an emply apartment found with blood sprayed across the walls. When the prior tenant claims that his missing girlfriend went to visit her parents yet the parents supposedly never saw her. In the aftermath of a wildfire near Lake Mead, a scuba diver is found in the upper reaches of a burnt-out tree. Did the diver fulfill an Urban Legend?
Songs: The Charlatans -- Judas
When a suspect is found burying several bodies, the subsequent investigation by Grissom et. al., appears to be an open and shut case. Grissom is dissatisfied with the simplicity of the evidence, which seems suspicious to him, especially once it turns out that the suspect is the brother of a convicted felon. If falls to Catherine and Warrick to investigate the suspicious death of a woman at a hotel spa. Was it accident, negligence, or foul play?
Grissom and Nick take the case of a female book restorer found dead locked inside a temperature and humidity controlled "cage". Did the restorer kill herself or was it homicide? An autistic co-worker may hold the key to solving the crime. A train-SUV collision leaves Catherine and Sara to sort through the wreckage to determine if the crash was caused by road rage or a careless accident.
Songs: Curve -- Hell Above Water
When a woman's brutalized body is found in a sandbox, Grissom and Catherine's investigation leads them into the world of S&M clubs. Meanwhile, Warrick and Sara investigate a shooting tied to an apparent robbery, but are things as they seem?
Rammstein -- Feuer Frei, Sigur Ros
-- Svefn g englar
Grissom, Nick, and Warrick investigate a casino heist committed by four women, while Catherine and Sara investigate a murder at a remote convenience store. When the evidence from both crime scenes are compaired, the CSIs are led to believe that there is a connection between the seemingly unrelated crimes.
Songs: Grand Theft Audio -- We Luv You
While Grissom and Catherine are away, Warrick is put in charge. He and Sara take a case when a con artist, who was involved with Brass's daughter, is murdered. The evidence leads the team also into an investigation of a counterfeit money ring. The CSI's number one suspect in the murder is Brass's daughter, forcing Captain Brass to take himself off of the case, but, while he does so as a cop, he can't do so as a father.
Songs: P.O.D. -- Set It Off, The Chamber Brothers -- Time Has Come Today
When a well-known real estate developer is found in an elevator, the CSIs are called to investigate the murder. They realize that the crime scene has been tampered with -- the victim has been redressed -- which complicates the investigation. When the team learns that the cause of death was poisoning and that the man's organs have already been removed and donated, the crime becomes even harder to solve.
Grissom and Sara investigate two female bodies found hidden in pipes at a road construction site. They identify the victims as sisters who share a common link: a former prison inmate. Catherine and Nick are assigned to an apparent hunting accident, but further inspection of the crime scene reveals that the details of the death are not what they seemed.
Songs: Mandalay -- I Don't Want The World To End, Zero 7 -- I Have Seen
The team once more investigates a crime scene left by serial killer Paul Millander. Probing of the crime scene and the files from his past murders, the team realizes that all the victims shared the same day of birth, the day of the murder of Paul Millander's father, with the birth years descending: 1959, 1958, 1957... Grissom believes that he's the next target of Millander since common date of August 17 happens to be his birthday as well... and he was born in 1956.
When a woman is kidnapped, Catherine is ordered by the kidnappers to accompany a man to deliver the million dollar ransom or else the woman will be killed. As Catherine goes with the man, the team works to try to figure out who is behind the kidnapping.
Songs: Greg Kihn Band -- Our Love's in Jeopardy
When an extra body that doesn't belong there is found at a body farm used for forensic studies of decay, it falls to Grissom to investigate the murder. The death was apparently caused by a bullet, though there are no fragments found. Some of Grissom's actions call his leadership abilities into question with the rest of the CSIs as well.
Songs: Simple Plan -- I'm Just A Kid
After a fight breaks out among the players at an amateur hockey game, the goalie ends up at the bottom of a pile. When the pile clears up, he is found dead with a gash across his neck. Grissom, Catherine and Sara are called to determine whether the death was an accident or foul play. Meanwhile, Warrick and Nick investigate the apparently drug-related death of a sax player at a casino.
Songs: Rob Dougan -- Born Yesterday, Lamb -- Gorecki, Overseer -- Supermoves
Grissom is called to investigate when four monks are shot and killed while chanting in a Buddhist temple. At the same time, Catherine reopens a case involving the murder of her best friend when the man convicted of her murder claims, immediately before his death, that he wasn't the murderer.
Songs: ZZ Top -- Gimme All Your Lovin', Booker T. & The M.G.'s -- Green Onions, Foghat -- I Just Want to Make Love to You
On its regular run from LA to Vegas, a bus crashes, landing on top of a passing sports car and killing nine people. The dying driver of the bus tells the team that the steering went out without warning and that was what caused the bus to go out of control. Upon discovering that a recent parolee was on the bus is unaccounted for after the accident, the CSIs begin to suspect foul play.
Songs: Free -- All Right Now
Jane Galloway is a woman who lives a secluded life -- the shades are always drawn, doors are always triple-locked -- and she falls victim to a serial killer. The CSIs are called to investigate the scene and have to find out who killed Jane and how the killer could have gotten into the house with out tripping Jane's security system. As the evidence is collected, it appears there is a connection between the murderer and Nick, who may be his next victim.
When an 80-year old woman is found murdered in her run-down house, surrounded by dozens of cats, Grissom and Catherine take the case, while Nick and Sara investigate a car bombing that seems to be a murder plot gone very wrong.
Songs: Tosca -- Busenfreund, Marilyn Manson -- The Fight Song
Grissom and Sara are called to the scene when a man's body that had been soaked in lye is found buried in a park. Meanwhile, Nick tries to determine how a man appears to have drowned in the middle of the desert.
Grissom and the team are called out when the city's former chief of detectives is killed execution-style in his home after a party and his wife and child are missing. After the station receive reports that they had seen the missing child near Miami, Catherine and Warrick fly to Florida and meet with Horatio Caine, Miami's chief CSI, who works with them on their investigation.
Songs: Staind -- Outside
When a young woman's body is discovered stuffed in a shopping cart under a freeway, the CSIs investigate. They find that the woman's body is disfigured and starting to decompose, and her face is covered with gashes and scars, leading the team to believe that someone shoved her face into a fan. After seeing the rest of the contents of the cart: an expensive handbag, fashion magazines and a leather day planner, it is clear she was not homeless at all. Grissom expresses the belief that not only did someone want her dead, but "they wanted her ugly."
Songs: Nine Inch Nails -- Gave Up, Stellar Kart -- Me and Jesus, Stellar Kart -- Smiling Faces, Natasha Bedingfield -- Wild Horses
Nick and Catherine wind up in the world of street racing when a driver is found dead at an abandoned airstrip.
At the same time, Grissom and the rest look into the death of a champion poker player who suffered fatal convulsions while playing a high-stakes game. In both of the cases, the evidence suggests that the answers may not be as obvious as they first seemed.
Songs: Richard Patrick -- You Walk Away
The crew looks into the death of woman whose body is found in the hotel room of a famous actor. Another woman appears to be missing. At trial, the actor hires a very famous attorney to represent him, and also Gil's own mentor to discredit their evidence.
When a wealthy couple are found dead outside of their for sale home, Grissom and Catherine are sent to investigate the possible murder scene. Meanwhile, Sara examines a case involving a cheerleader found dead on a soccer field with her organs removed.
A dwarf is found dead, hanging on a rope above a stage in a casino where a little peoples' convention is being held. Though the scene looks like a suicide, Grissom decides from the evidence that foul play was involved in the man's murder. In a scene reminiscent of the pilot (the death of Holly Gribbs), Catherine is assaulted while investigating the crime scene of an apparent robbery-murder scenario.
During a magic act, an unidentified woman actually vanishes and Grissom begins to think that the magician had a hand in the woman's mysterious disappearance from the face of the earth. Across town, Catherine looks into the apparent overdose of a recovering rock star, whose body is found dead on the tour bus with a needle in his arm. Further investigation suggests that all is not as it seems.
Songs: Trent Reznor -- Just Like You Imagined, Folk Implosion -- Natural One, Trent Reznor -- The Mark Has Been Made
A part of Catherine's past comes back to haunt her when a man that she put on death row 15 years ago is about to be executed. However, his execution is postponed a the last moment when new DNA evidence is introduced. Suddenly, a new body turns up at the local college, killed in the same manner of the previous murders, leading to the obvious conclusion that the actual killer may still on the loose... but is it a copycat killer?
A boxer dies in the ring after taking a deadly beating from an opponent. The death seems accidental, but Grissom, after looking at the evidence, is lead to believe that the death was murder. Meanwhile, Catherine investigates a Los Angeles gang member who was shot and killed in what appears to be a gang shootout. Nick grudgingly takes the case of a jewelry store robbery, but the three cases turn out to be inter-related.
Catherine is called upon by a pornographic film producer to watch grainy graphic footage from a possible snuff movie in which a woman may have been murdered. Is it a real snuff picture or was it faked? Elsewhere, Grissom inspects a body that was found in a fire ant mound and has been dead for more than a year.
When a cab driver apparently runs over a teenaged male, he is pulled from his cab and fatally beaten by a racially charged mob who thought he was going to flee the scene. After investigation of the evidence, though, Grissom and his team discover that the boy died from multiple stab wounds, but shows no signs of being actually struck by the cab. Who in the mob killed the cabbie, and what happened to the boy?
-- Everything In Its Right Place
Grissom, Nick, and Warrick are sent to the scene when a man was murdered and shoved off of a six-story building, but discover that he actually fell even farther than that. Grissom needs to take himself off of the case when he begins to suffer from a re-occurrence of his hearing problems. Elsewhere, Catherine investigates the shooting death of a man who was killed outside of a bar where he was a regular.
When a gruesome murder occurs at a slaughterhouse, Grissom and Catherine team up to find the culprit. Unfortunately, the evidence has been ground up in a meat grinder. Meanwhile, Sara and Warrick work to find out if whether an apparent suicide of a young woman is as is seems or if foul play was involved.
When a group of bird watchers find a raven with an eyeball in its mouth, the CSIs are able to connect the eye to a divorced man and his two children. In another case, as David is about to begin his first autopsy, supervised by Dr. Robinson, the body startlingly turns out to be anything but dead. They successfully revive him, but he dies later of his injuries. Warrick and Grissom look into the man's reasons for being on the autopsy table in the first place.
When a drive-by shooting results in the death of a young girl asleep in her bedroom, Warrick is assigned the case. The murder occurred in Warrick's old neighborhood, and the young girl is the daughter of an old friend and mentor. Warrick allows his emotions to get out of control, which leads Grissom to pull him from the case, infuriating Warrick. Meanwhile, Nick investigates the murder of a computer company employee which has only has three possible suspects -- all of whom are employees of the company. While each appears to have motive, all three also appear to have ironclad alibis.
Catherine leads the investigation of various instances of a Peeping Tom as the team rush to catch the Tom before his crimes escalate to assaults -- a path which, though unusual, is suggested by specific evidence found at the crime scenes. Meanwhile, Sara reopens a case involving her friend, a district attorney, who was shot during an attack on her husband three years prior. As Sara digs back into the case, the district attorney goes into potentially lethal surgery to remove the bullet.
When two men are found murdered, Grissom's investigation leads him to another encounter with the mysterious Lady Heather. In the meantime, Catherine rushes to find what almost caused the death of her daughter and apparently related disappearance of her ex-husband.
Songs: Trent Reznor -- Closer, David Sylvian -- Darkest Dreaming
A man dies while driving with a stake driven through his head, sending Grissom and Nick out into the field to find the "vampire" killer. Meanwhile, Warrick and Catherine work together to find out who killed a well-known NBA player's five year old son.
Songs: The Vines
-- Get Free, The Von Bondies -- No Sugar Mama
An elderly woman drives her car straight into a packed restaurant, injuring many, and sending the crew to the scene to determine if the crash was accidental or intentional. Meanwhile, Grissom and Nick look into a case of a woman suffering carbon monoxide poisoning in her home.
Catherine, Nick and Sara looking into a body found in the mountains that appears to have been dead for months. This leads the trio into the world of the world of robots and "robot wars", where robots are designed as "gladiators", to fight in an arena until one is incapacitated. Elsewhere, Warrick and Grissom investigate the body of a man in an alley, but their investigation is made difficult when the medical examiner “loses” the body for 11 days. Greg is called on to help the investigation by going undercover when a connection to an illicit gambling operation is found.
When a movie-goer is found dead in his seat, Catherine and Grissom team up to investigate. Meanwhile, the team stumbles across a forensic stalemate while examining the shooting death of a teenager.
Songs: Ian Brown -- F.E.A.R
Grissom and Catherine look into the case of a comic who died while doing an act on stage, apparently a result of poisoning. The evidence appears to suggest that he died due to a tainted bottle of water. The investigation becomes more complicated when a teenaged boy dies after drinking the same brand of water. Has someone tampered with them? Meanwhile, Detective Brass reopens a case of a woman’s death that was deemed accidental, after Brass sees the woman’s husband with a trophy date in an expensive new car.
Grissom, Catherine and Nick investigate the trampling death of a horse trainer while in-flight aboard a private jet. At the same time, Sara and Warrick investigate a “Romeo and Juliet”-like death scene found in the desert.
Songs: Ed O'Brien -- Sit Down, Stand Up
The personal lives of the CSIs are shown while Grissom, Sara, and Nick look into the murder of a woman in a press box at a high school sports stadium. At the same time, an explosion in the DNA lab at the CSI headquarters that injures a lab tech falls to Catherine and Warrick's investigative skills.
Songs: Mandalay -- Like Her
When a professionally executed bank robbery leads to the murder of a detective who happened to be at the scene, Grissom and his team are sent to investigate. While the scene is being examined, Grissom suffers another bout of hearing loss and another member of the CSI team receives a personal revelation.
Songs: Ed O'Brien -- A Punchup at a Wedding
Two couples meet at a bar, but only one couple will leave alive. However, after the second couple turn up dead, murdered in a similar fashion, the CSIs begin to suspect that two serial killers are on the loose. But when information about the case is leaked to the press, and when the team has a hard time obtaining a search warrant from a judge, the case becomes increasingly complicated. Meanwhile, Catherine learns some disturbing information about her father’s murder trial.
Songs: Cirrus -- Breakbeat Suckers, Cirrus -- Dragon Lounge, N.E.R.D -- Truth or Dare
The team is able to come up with some lead suspects in the serial murderer cases, but when their suspects are murdered, Grissom begins to suspect an inside job – and suggests that a cop might be the leak, upsetting Det. Brass. Meanwhile, Catherine and Sara are sent to investigate when a football fan’s bloated body is found in his bathtub.
Songs: Electronic -- Get the Message
When an old woman is found mummified in her closet, Grissom and Warrick are dispatched to investigate the scene. Elsewhere, Sarah and Nick investigate a breaking and entering scene and find a raped teen at the site. Soon Sarah and Nick realize that their case and Grissom’s case are not as unrelated as they seem. Meanwhile, Catherine examines a gun found by a young boy and is able to connect the gun to a murder case from across town.
Las Vegas is hit with record breaking, triple-digit heat and heat related deaths begin to pop up around town. Grissom and Catherine investigate when a baby is found locked in a sweltering car. Meanwhile, Warrick looks into an apparent heat stroke death while Nick and Sara investigate when a woman’s body is found floating in a lake with a serious head wound.
The CSIs are emerged into the little known “furry” side of Las Vegas after a man is found dead dressed in a raccoon suit. Meanwhile, the team looks into a gunshot victim whose body is found deep-frozen in a deep-freezer.
Songs: The Cinematic Orchestra -- Burn Out
Dr. Robbins receives a severed head from Jackpot, Nevada, sending Grissom to the town in order to find the rest of the body. While in Jackpot, Grissom finds it hard to solve the case when the local police department and residents show very little cooperation. Meanwhile, Catherine is surprised when her father presents her with an unexpected gift.
Songs: Doves -- Caught by the River, Kosheen -- Wish
Warrick’s appearance at a preliminary hearing for a rape and murder case takes an unexpected turn when the key piece of evidence is thrown out of court. Now Grissom and his team have 24 hours to come up with more evidence or the murderer will be set free.
When a suspect develops a strange infatuation with Catherine, she ends up taking over a high-profile case about a missing woman who was a rising young starlet. Meanwhile, Sara and Nick are furious at Catherine for taking over the case that they thought would help make their career and possibly earn them a promotion.
After the sheriff is pressured to find the killer who murdered an air marshal by means of a car bomb, he, in turn, pressures Grissom, Catherine, and Nick for results. Meanwhile, Warrick and Sara work to find out who murdered the wife of a high-profile Las Vegas performer.
When a teenager is found murdered at a construction site, Grissom, Sara, and Warrick work to track down the killer by using a bloody hammer. Meanwhile, Nick and Catherine try to figure out how a woman was shot and killed in her lawn when no one nearby the scene of the crime was near a gun.
Songs: Lamb -- I Cry
During a high-profile murder trial, the single holdout on the jury is found dead in the jury deliberation room. With the other eleven jurors, who all voted guilty, showing obvious dislike for the dead juror, they immediately become the main suspects. Meanwhile, Nick reopens a case after the sister of the victim approaches the department with new, ground-breaking evidence.
A woman is found murdered in her home, and her uncanny resemblance to Sara causes Grissom to take a personal interest in the murder investigation. As he probes deeper and deeper into the case, Grissom begins to reexamine his life and the decisions that he has made up until now.
Songs: The Cinematic Orchestra -- Everyday
Grissom, Sara and Nick are sent to investigate when a man is electrocuted at a casino that’s hosting Japanese antiquities. The three CSIs discover that the electrocution was a distraction used to steal the main item at the exhibit: an antique samurai sword. Meanwhile, Catherine and Warrick look into a “vampire murder”.
Songs: Ian Brown -- Set My Baby Free
After a grocery store robbery goes wrong, a shootout results that leaves five individuals dead. With the large crime scene and enormous amount of evidence to collect, each of the CSIs are called to investigate the scene. Meanwhile, the police officer at the crime scene thinks that Grissom has a grudge against him.
The CSIs investigate the scene of a crime where a man and his porn star wife were killed execution style. Things begin to become personal for Catherine when Grissom calls her in to talk about her evaluation. Meanwhile, Brass is lead to believe that Sara might have a personal problem.
Songs: The Crystal Method -- Born Too Slow, The Dragon Orchestra -- Thai Chi
Catherine and Sara investigate the death of what they first assume to be a transvestite. However, at the autopsy they learn that what they thought was make-up is actually face-paint leading them to one conclusion – he was a clown. Meanwhile, Grissom, Nick, and Warrick look into the death of a man, who worked in a drug recovery center, in the homeless part of town.
An arm falls out from underneath of a bus and after an investigation of the bus, the CSIs find the remains of the body stuck beneath the bus. The bus in question was carrying inmates from a women’s correctional facility, leading the CSIs to believe that an inmate tried to escape during transport. But when tests reveal that the victim was dead before the transport began, the case becomes more complex. Meanwhile, Grissom looks into a case involving a man stabbed once in his chest and four times in the back – all wounds being exactly the same height.
Songs: Fretless AZM -- Merry Go Round, Lisa Gerrard and Patrick Cassidy -- Sailing to Byzantium
A violent murder occurs in a casino parking garage and surprising events in the interrogation room leads the team to several shocking discoveries about the murder. The case revolves around three interconnected incidents including a missing child, a missing woman, and a body that has been dead for a while.
Songs: Ghostland -- Interview with the Angel
Warrick, Catherine, and Nick are assigned to find the cause of a house fire that resulted in the death of a teenaged girl. The trio assumes arson since the fire was in the same neighborhood as a previous arson fire. Meanwhile, Grissom and Sara team up to investigate when a man, who was competing in a word game tournament, is found dead with letter tiles in his stomach.
Songs: South -- Mend These Trends
Grissom, Catherine and Nick look into the death of a runner who died during a competition. Meanwhile, Sara and Warrick investigate when a couple is found dead in their hotel room in an apparent murder-suicide. With a ‘cop’ competition in town with 20,000 police attending, the investigations become very interesting being that all of the suspects and victims are police officers.
At an amusement park a roller coaster runs off of the track, resulting in six deaths. The CSIs are sent to decide if the incident was an accident or the result of foul play. Meanwhile, Warrick and Catherine work to find the killer of a thirteen year-old girl.
Songs: Client -- Leipzig
Two men are murdered after they are found cheating in one of Sam Braun’s casinos. Grissom and Warrick take over for Catherine after her personal ties to the case get her thrown off. Meanwhile, Sara is devastated when Nick gets the promotion that she wanted.
A casino employee is brutally beaten and raped on her way home from work, and survives the attack. Though she is able to identify her attacker, a DNA test sets the suspect free. Upon hearing this, Grissom must decide whether or not the evidence can be wrong. Meanwhile, Grissom rescues one of his co-workers that happens to find themselves on the other side of the law.
An exciting night in Las Vegas results in the death of three people – one male dead in an alien suit, one male found dead in a bathtub, and one female found dead. The CSIs suspect that the killer is one of two suspicious men at the scene of the crime. However, the case becomes more complex when the team discovers that one of the dead males was holding a Polaroid of another dead male. Meanwhile, Greg’s replacement arrives at the lab.
Songs: Themroc -- Killing and Falling, Prodigy -- Spitfire
After a heavy downpour in Las Vegas, a body washes up in one of the city’s storm drains. When the team arrives to examine the body, they come across bones from another murder. Now, the team must determine the cause of death for the first body and look into the origins of the bones.
The CSIs race against the clock to find a young girl who was kidnapped from a convenience store parking lot. Will the CSIs be able to find her before it’s too late?
A woman turns up dead in her hotel suite from what appears to be caused by the ebola virus. When another woman is found dead with similar symptoms, Catherine and Nick are sent to the scenes to investigate. Meanwhile, Sara and Greg team up with Grissom to find the cause of death of a home owner after his house was tented for an insect infestation.
Sara and Grissom investigate when a woman is found dead after a swap party in which the married couples in the neighborhood get together and swap spouses. The evidence they collect shows that the victim had several partners during the night which leads them to a neighbor’s back yard. Meanwhile, Warrick and Nick investigate the murder of a video arcade landlord and find that there’s more to the crime than they originally thought. Meanwhile, Catherine tries to get a promotion in order to become part of the day shift.
A killer from the past returns, this time with equally deadly results. Now, the CSIs must race against the clock to find the killer before he strikes again. Meanwhile, Grissom begins to stress out when he starts to think that the killer is outsmarting him.
A 17 year-old is murdered in a casino penthouse and Grissom heads out to investigate the scene. He is joined by Sophia Curtis, a day-shift member, who aids him in his research. Later, the entire CSI team is brought onto the case when Grissom and Sophia discover that a kidnapping occurred along with the murder.
A woman driving erratically is pulled over by police. Two miles up the road from where she was stopped, she is found dead in her car. During the autopsy, Dr. Robbins determines that all is not as it seems – the woman is actually not a woman. This revelation leads the team into the world of sex changes and transgenders in order to find the killer.
While testifying in the murder trial of a restaurant owner, Grissom is presented with new evidence that leads the team to reopen the case. The reopening of the case causes Eckley to closely examine Grissom and his team’s effectiveness, and the results of his examination leads to an unprecedented change in the both the team and the series.
Grissom and his newly formed team investigate when a five year old boy dies from starvation. Their investigation leads them to discover that the boy has siblings that may be nearing the same fate as their brother. Meanwhile, Catherine and her team work to find the man who killed a prisoner during a cell fight.
A Sherlock Holms enthusiast is murdered in his perfectly recreated Victorian Era Baker Street study. At first the team believes that the death was a suicide, but after reexamination of the scene and of the evidence, Grissom determines that other factors were involved in the man’s murder. Meanwhile, Nick and Warrick look into a car accident in which the driver went over an embankment out in the desert.
A baby rattlesnake is found in the throat of a decapitated head. In order to catch the killer, the CSIs put themselves into the world of narcocorrido, a Mexican musical lifestyle that idolizes violent acts and brutality. Meanwhile, Sofia and Greg investigate the death of a woman found dead in the front seat of a handicapped van at a casino. They soon discover that the shooter had to have been confined to a wheelchair, narrowing the search.
Two female corpses are found in a new construction site, leading the CSIs to the world of Russian mail-order brides and the torture the women go through in order to earn citizenship through marriage. Meanwhile, Sara is lectured by Ecklie after she makes an inappropriate comment, leading her to confide in Grissom a family secret she’s tried to hide from the rest of the team.
When a Kodiak bear is found dead with its gall bladder removed, and the body of a murdered hunter nearby, the CSIs determine that another suspect was involved in both murders. Meanwhile, a young mother is found dead after a heavy night of partying out in the town. After some investigation, it seems that her husband isn’t as innocent as he looks.
A casino owner is found dead and naked in his driveway and both CSI teams get together to find out who killed the man. After thorough investigation of the evidence, the CSIs discover an adult nursery hidden in the man’s house. This discovery leads them into the world of infantilism: men who get pleasure from wearing diapers and being treated as an infant.
Grissom and his team are sent to an APAPSP convention, "Association to Promote Acceptance of Plus-Sized People", to search for a killer. The evidence the collect shows that the victim died from asphyxia due to a large object stuck in his chest. Meanwhile, Catherine and her team are thrust into the world of high-stakes gambling when a man is found dead in the Vegas outskirts with a large amount of money and betting slips on him.
A serial killer strikes again in Las Vegas and the CSIs are able to dig up evidence from a past slaying in hopes that their new technology will help them find the killer. The fingerprints they are able to recover link them to Jesse Acheson, who quickly becomes their number one suspect. Meanwhile, a teenaged boy is found dead in his bedroom, and though his brother confessed to the murder, the evidence suggests otherwise.
Grissom uncovers an unlikely connection between a suicide of a woman in the nearby Vegas wilderness and the murders of an entire family in the Las Vegas suburbs. The evidence is able to piece together an unfaithful spouse and the deadly results of one woman’s frantic need to get pregnant.
Catherine and Warrick investigate the death of a model who works at auto conventions after she is found murdered on a camper display. Nick looks into the death of a boy found beaten and burned to death on a bus bench near a strip mall. Elsewhere, a car accident leads Grissom to suspect that the driver intentionally hit his victim, while Greg and Sara examine the death of a body builder who died when a toxic mold ate him alive from the inside out.
Capt. Brass travels to Los Angeles to ask Captain Annie Kramer, a former colleague, for help when his daughter Ellie, whom he is not on good terms with, calls him for help after her friend goes missing. When the friend is found dead, Brass asks Warrick, who is also in Los Angeles for a CSI convention, to help him and Capt. Kramer hunt down the killer..
A Nevada mental hospital for sexually violent criminals and the criminally insane becomes the site of Grissom’s newest investigation when an inmate is murdered. As Sara and Grissom probe deeper into the case, they quickly learn that each of their suspects, all of which are locked inside the facility, are capable of extreme, brutal violence.
At a bar after a tough day on the job, Catherine has a romantic encounter with a stranger, Adam Novak. When a woman at the same bar turns up dead, Adam becomes the investigation’s number one suspect. Meanwhile, Catherine and Grissom clash after Catherine fails to tell him her connection to the suspect, while Mia deals with lab problems when the evidence becomes cross-contaminated.
When a college basketball star doesn’t show up for the big game, one of his fellow dorm residents ends up finding the player dead in a sleeping bag with a girl in his dorm room. As Sara and Greg investigate the scene, all of the evidence leads them to dead end after dead end. Meanwhile, Catherine and her crew investigate when a body is found in what seems to be a crop circle – with no footprints leading to or away from the body.
Nick is kidnapped by a man with a grudge against the CSIs. When he awakens, he finds himself trapped in a coffin with a loaded handgun and a message telling him that he better kill himself because he’s going to die anyway. Attached to the coffin is a webcam that tapes Nick’s every move and sends the image back to the CSI lab where his co-workers slowly watch him suffocate.
In a race against the clock, the two CSI teams combine back into one team, and under Grissom, the team works to find Nick. They try to hack into the webcam, but much to their horror, the picture is replaced by a countdown and a message telling them to bring a ransom to a warehouse. Grissom takes the money to the location and comes face to face with Nick’s kidnapper. However, the kidnapper has an explosive plan that may lead to the death of Grissom and of Nick.
Grissom delivers the ransom money to the kidnapper, but the kidnapper blows himself up, leaving no clues as to where Nick is buried. As the clock slowly ticks away, the CSIs must rush to find Nick who is buried underground and slowly sufficating.
Grissom, Catherine and the CSI team investigate three separate cases: a couple is found dead in bed after a suspicious trailer explosion; a stripper is murdered and her body is dumped in the bad part of town; and two bodies are found decomposing in the trunk of a car, forcing the CSIs to “wrap up” the evidence and examine it at the lab.
The team investigates when a young movie star is found dead in a hotel suite left in a compromising position. The movie star died after a night of heavy partying in his hotel suite along with his large band of groupies. Meanwhile, while downstairs at the hotel, the CSIs discover that the immigrant kitchen workers may have turned against each other, and their hostilities between one another may have led to murder.
When a woman meets her death on a flight of stairs, the team investigates and finds enough blood evidence to indicate that her death was not an accident.
-- Strange and Beautiful
When one cult member turns up missing at a mass suicide crime scene, Grissom and his team investigate whether the small cult really committed suicide or were murdered.
A middle of the night break-in at a suburban home on the edge of the Vegas desert leads the CSIs to discover an abandoned military compound being used to house a small cult. Once inside, they discover a mass suicide has taken place. However, with 11 bodies and 12 beds, Grissom surmises that the killer may be the one body missing.
-- Ovary Stripe, Cocteau Twins -- The Thinner the Air
The CSI team suspects an entire family has been murdered, but cannot prove it until they find the victims' bodies. When the blood evidence suggests only three people were killed, Nick is the only one on the CSI team that believes the fourth family member, the young daughter, is still alive. Now, it's a race against time to find the perpetrators who may lead the CSIs to a possible survivor.
The CSI team uncovers evidence in the investigation of a young mother's suicide that proves that the woman's newborn baby was not her biological child -- in fact, she was still technically a virgin at the time of her death. If the team discovers how the child was conceived, the answer may lead them to a killer. Meanwhile, Grissom is called into court to refute expert witness testimony from a suspected manipulator of evidence.
The CSI team investigates the death of a police officer during a wild Vegas shootout that may have been caused not by the criminals they were pursuing, but by one of his fellow officers. Part one of a two-part episode.
Songs: Cinephile -- Undone
The CSIs sift through the overwhelming evidence from a shootout with drug dealers in order to determine who is responsible for the death of a police officer killed during the incident, on the conclusion of a two-part episode.
When a wild police chase of drug smugglers through the streets of Las Vegas leaves an officer killed, the CSIs suspect that the cop killed in the line of duty was shot by one of his fellow officers.
The CSIs investigate the unusual death of a man found dead in a dumpster on Thanksgiving night. Grissom and his team must take their clues from what the man ate in order to identify his cause of death, which leads them into the world of competitive eating. Meanwhile, Nick and Sara investigate the suspicious death of a couple attacked and killed by their seemingly sweet dog.
Prodigy -- Baby's Got a Temper, Eminem
-- Big Weenie, Madonna
-- Hung Up, Depreche Mode -- I Want It All
The lack of evidence in a reported kidnapping case leads Grissom and his team to wonder if the case is fabricated. Without substantial evidence, the CSIs begin to wonder if a kidnapping actually took place at all. But when the child turns up unharmed at a local convenience store with a couple claiming to be his parents, Grissom and his team must use what little forensic evidence is available to solve the mystery of what actually happened to the first mother's son.
The CSIs investigate the murder of a man who has Hypertrichosis, "the human werewolf syndrome", which makes him grow excessive body hair. After further investigation, Stokes and Willows uncover a secret which ends up being the key to solving the crime.
Warrick, Sara, and Greg investigate the death of a young motocross racer whose girlfriend's relationships have a tendency to end in tragedy. Meanwhile, Nick and Catherine investigate the death of a woman who was run over by a car. After fruther investigation, Nick and Catherine discover that the woman, Sandra Mullins, may have ties to Walter Gordon, the man who kidnapped Nick.
Grissom and his team investigate the shooting death of a young man at a lavish party for a millionaire. Las Vegas's most influential citizens, including Sam Braun, become suspects.
Songs: Frank Sinatra -- Almost Like Being in Love, Frank Sinatra -- Where Are You?
In a CSI first, a crime will be shown from the killer's perspective. The CSIs investigate two deaths, both linked to the same suspect. As the evidence starts to overlap, the CSI team begins to move in on the murderer.
A woman's bald, branded and emaciated body is discovered dumped in the desert. The investigation soon reveals that the victim is the estranged daughter of Grissom's one-time friend Lady Heather. The probe also reveals that one of the dead woman's eyeballs isn't her own and belongs instead to a convicted sex offender. When Grissom confronts Lady Heather, she isn't too cooperative, but later she provides Grissom with some astonishing evidence.
The CSI team explores the case of a man found stuffed down the chimney of a previous suspect's home.
The CSIs determine that the body they have found was burned before it was dumped down the chimney, leading them to believe the murder was pre-meditated. During the processing of the home, Catherine and Warrick realize that this is the same address of an unsolved homicide of a young female teenager from a year ago, and re-open the investigation.
A camera crew from a reality series follows the CSI team during the first 48 hours of an investigation involving an upscale real estate agent found dead in her glamorous high-rise apartment. The cameras reveal the intricacies of how the CSIs piece together the case, but also delve into how each member of the team deals differently with the emotional and physical demands of their work.
When the body of a young girl is found in a high school, the CSIs are shocked when a twelve year-old classmate confesses to the savage murder. But the CSIs are led to believe that the girl is covering for her brother, so they turn to the evidence to cast some light on which sibling committed the brutal murder. However, the evidence leads them to think that a completely different scheme led to the girl's murder.
As a psychic is telling the futures of two young women, she begins to see her own murder taking place. When the psychic is found dead, it's up to the CSIs to determine the cause of death. Greg, who has a family "occult" history, thinks that the woman's death may be a result of greater forces, but Grissom, characteristically, is reluctant to believe in the supernatural.
The CSIs are sent to the scene when three teenagers are murdered during the promotion of a rapper's new album. The team find themselves in a world of rappers where artists will use any means necessary, including murder, to get to the top. They soon suspect that Drops, J-Lady (both rappers), or Marcus, an auto dealer, will lead them to the answers they're looking for.
A wealthy defense attorney is murdered at her son's wedding. The case seems to be going fine until all the evidence and Nick's car are stolen, compromising the investigation. The team assume that the car and evidence robberies are connected, but when they uncover new evidence, the team is able to piece the crime together.
A young man is found dead in a designer suit and with the keys to a Ferrari in his pocket. Investigations show that he was having a "really good day", winning at the poker tables, meeting and bedding a really beautiful woman, after beating another guy's time with her. Deeper investigation reveals that he was an unwitting participant in a special gift, a weekend created by a company that specializes in identifying one's fantasy and making them come real.
-- Living For The Weekend
The suspect in a murder investigation leads the CSI crew on a chase through one of Las Vegas's busiest casinos. After taking a hostage, the man locks himself in a guest room, and the CSIs have to rush to uncover if the man worked alone or not. When their time begins to wind down, one of the CSIs decides to risk their life to negotiate the safe return of the hostage.
In the aftermath of the shooting, the CSI team holds vigil near the bedside of their teammate who may not survive. Meanwhile, the CSIs investigate the scene of a man who was decapitated by a train. After examining the evidence, they discover that the accident was really a cover up for another murder.
A Cirque du Soleil dancer is killed during a show which sends the CSI crew backstage to investigate her murder. Meanwhile, after Catherine and Nick go to a club to watch a performance by John Mayer, Catherine has to rely on her CSI skills to uncover who is targeting her family. Elsewhere, Grissom is puzzled when he receives a mini-replica of a crime scene he is investigating.
Grissom's fascination continues with a miniature replica of the crime scene he's investigating where a rock star was murdered. With the clues that the replica provides, Grissom works to find the killer. Meanwhile, Catherine finds herself in danger and continues to hunt for the person responsible.
Songs: John Mayer
-- Slow Dancing In A Burning Room, Bonobo f/ Bajka -- Walk in the Sky
Donna, Rebecca, Jack, Lou and Ray all share a similar characteristic -- they're all dead. The team splits up to solve their murders: Brass and Catherine pair up to take on Donna's case, a former cop who was working as a bodyguard; Nick and Greg investigate Jack's death, who was an Iraq veteran that was killed in front of his wife and daughter; Warrick and Sofia take on the case of Rebecca, a former supermodel who died while hiking; and Grissom and Sara pair up to look into the deaths of Lou and Ray whose bodies were found together in Lou's garage.
Songs: JS Bach -- Sleepers Awake
An innocent man is attacked and beaten to death by a man in a black cape. When the CSIs investigate, they find that a similar incident took place only moments earlier. The incidents continue to occur and the crew follow the trail of evidence hoping to get to the next victim before it's too late. But when Greg interrupts a beating in progress, he is forced to make a decision that will change his life forever.
Songs: Gram Rabbit -- Paper Heart
The CSIs investigate the death of Charlotte Sommerville who was found crucified in a church. The case takes a twist when the CSIs uncover that Charlotte was having an affair with the church's priest and a car dealer that Charlotte knew in high school.
Songs: Gabriel Faure -- In Paradisum
Two young boys go missing and Grissom must get into the mind of a local sex offender who emerges as the primary suspect. In order to find out who the real abductor is, Grissom is forced to ask the local pediphile for help. However, the task of finding the culprit becomes more complicated than Grissom and the rest of the CSI crew ever expected.
-- The Information
The CSI team investigates the death of a retired cocktail waitress with serious cancer. Did her recovering junkie nephew or her drug dealing neighbor murder her for her pain medicine? That's the working theory until the nephew finds a miniature crime scene on his aunt's porch - an exact duplicate of the crime scene and similar to a diorama they received earlier
. Elsewhere, a coroner's inquest is called to examine Greg's conduct in the events that led to the death of Demetrius James
and Greg receives an unpleasant surprise at the end of the episode.
Identical twins are both found murdered on the same night, leading the CSIs to investigate whether or not the two murders have a connection.
The remains of Mickey Dunn, a wanted Las Vegas mobster who disappeared in the mid 1970s, are fished out of Lake Mead with a bullet hole in the head. Soon afterwards, a wheelchair-bound man is murdered and a photo found on his body shows the victim with Dunn and three other men. Dunn and the victim have Xs on their faces. It quickly becomes apparent that the other three men may also be targets.
Grissom is called to the scene when a poultry processing plant employee is found dead in an electric stun bath that is used to electrocute chickens. The team is shocked to discover a mini-replica of the crime scene, a calling-card similar to the replicas found at two other homocides. Meanwhile, the team looks in to the death of a man and an woman who were found stuck in cement at a construction site as well as the death of an elderly Russian woman.
Catherine testifies in a murder trial in which a man is accused of murdering his own mother three years ago, but the suspect is found not guilty. Catherine, however, believes he did commit the crime and that he may also have killed two other people, so she sets out to find the other victims. Catherine's probe leads to a small Nevada town where an elderly woman and her daughter were fatally stabbed and shot three years earlier. Back at the lab, Grissom prepares to leave on a four-week sabbatical.
Songs: Lanterna -- B Minor, Duane Steele -- This Is Love That I've Found, Catherine Wheel -- Waydown
With Grissom away at his new teaching job, the rest of the team has difficulty adjusting to Michael, their new team leader who's filling in for Grissom. Under their new guidance, the CSIs investigate the murder of a young girl who may be the latest victim of a serial killer who has been on the loose and killing since the 1970s.
Songs: Cowboy Junkies
-- Sweet Jane, The Velvet Underground -- Sweet Jane
Keppler persuades Catherine to help him fake a crime scene and deceive their colleagues in a controversial plan to catch the west coast's biggest illegal drug supplier, who is the leading suspect in the murder of an anti-drug assemblyman who was gunned down in the desert. Keppler concocts the plan when the suspect disappears and his trail grows cold after several weeks.
Songs: Lady Sovereign
-- Love Me Or Hate Me, The Album Leaf -- Red Eye, Kasabian
-- Shoot The Runner, Junior Boys -- So This Is Goodbye
Nick and Keppler are sent deep into the bizarre world of the black market body parts sales after a body is found burned with its organs removed. Meanwhile, the other CSIs look into the the death of a wealthy woman killed in her home.
Grissom returns to the lab following his teaching sabbatical. Keppler tries to keep his connection to a double murder case a secret and keep his dark past from his CSI co-workers.
The miniature killer sends a message to Grissom -- another miniature that foreshadows the death of a woman and her cat. With less than 24 hours to prevent the murder, the CSIs work quickly while Grissom regrets holding up the investigation by going on sabbatical.
Grissom and his team are discouraged as they begin investigating the disappearance of a high school basketball star, Ryan Lansco, and his cheerleader girlfriend. Grissom's quip that the young lovers may have run off to Mexico is soon quashed by the discovery of drops of blood by Ryan's vacant parking spot at the school. After finding a letterman jacket and cheerleading sweater in the field house and a pool of Ryan's blood nearby, the team tries to determine what went awry.
While processing a murder scene, Sara is haunted by the last words and eyes of the sixth victim.
A high profile man is murdered in his limo and after investigation, Greg learns that the victim had connections to a man he killed in self-defense. The CSIs uncover that the brother of the man killed in self-defense may be behind the limo murder.
When Grissom and the team head out on cases, Hodges, Archie, Henry, Mandy and Wendy team up to try to solve the miniature killer cases.
The CSIs must determine which of several life-threatening actions against a washed-up boxer lead to his death.
The CSIs investigate the murder of a woman who is a part of a UFO club that believes aliens have mated with humans for several generations in order to conquer the world.
Grissom is reunited with Lady Heather during an investigation, much to Sara's chagrin, when she is attacked by a sadistic client who she refuses to name.
The team gets closer and closer to identifying the miniature killer, but when Sara goes missing, Grissom must expose their relationship to the team in order to save her life.
Sara's fate hangs in the balance as the CSIs rush to find out whether or not she survived.
Songs: Britney Christian -- Make it go away
The CSIs investigate two bizarre cases -- one involving the death of a go-cart racer and one involving a murder at a hip, new restaurant.
-- Running Up That Hill
The CSIs are called to investigate when an entire family is murdered, except for the daughter who claims to be possessed by the devil.
Grissom and his team of CSIs find the body of a man who died due to strangulation by hanging whose body appeared to be that of a woman.
Grissom and the CSI team go behind the scenes at an adult horror film studio following the death of a lead actress that seems likely to have been murder.
Jack Malone of the 'Without A Trace
' FBI team joins Grissom and the Vegas CSIs as a missing boy he is searching for may be the body the CSIs are investigating. The crossover concludes in the Where and Why
episode of Without a Trace
In the final episode featuring Jorja Fox, a suspect from Sara's past reemerges, causing her to question her future with the CSIs.
On a slow day, Hodges hypothesizes murders in the lab and encourages his fellow lab-techs to be a CSI for the day, and solve the crimes. Hodges has ulterior motives in doing so, however, which are quickly revealed. Meanwhile, the CSIs comfort Grissom in Sara's absence.
Warrick's addiction begins to get the best of him as his investigation into the Vegas mob results in him being a prime suspect in another murder case.
The CSI investigate the murder of a socialite with ties to illegal dog-fighting. Meanwhile, Warrick tries to prove he did not have anything to do with the death of an exotic dancer.
The CSIs look into two murders that occurred during a bull riding event that may be connected to an illegal bull breeding ring.
Special Guest Stars: Jewel
as Herself |
Grissom and his team come down with the flu as they are called in by DDA Klein to look into the deaths of several witnesses in a grand jury case against a violent Las Vegas gang.
The violent death of a 3-year-old girl takes a personal toll on Catherine as she searches for the victim's killer.
An incarcerated criminal lends Brass and Nick a hand on a case involving two murders that occured in the same appartment building.
Grissom and the CSI team find several victims with green blood, leading them to assume each of the murders are connected in some way.
-- #9 Dream, Philip Glass -- Metamorphosis, Caesura -- Oh My God It's the End of the World, R.E.M.
-- Until the Day Is Done
The CSI's investigate when a Hollywood diva sitcom star is murdered while filming an episode in Las Vegas.
Warrick is the main suspect when an infamous Vegas gangster is found murdered. As the team investigates whether or not Warrick committed the crime, even Warrick himself is unsure if he killed the gangster or not.
While mourning the death of one of their own, Sarah returns as the team comes together to uncover who shot Warrick in the alleyway.
When a hypnotist begins to use her powers to rob banks, she winds up being the lead suspect in a CSI murder investigation.
After several victims are found dead while performing normal, everyday activities, the CSIs must find the reason as to why each of the victims remain upright after dying.
Songs: Mount Cyanide -- Footsteps in the Sky, Rascal Flatts -- I'm Moving On
A murdered young woman who was tossed from a nightclub is found to have several blood types in her system during the CSI's investigation, and she is the daughter of a wanted drug lord by the FBI. The case becomes personal for Catherine when she discovers Lindsey was at the same nightclub with a fake ID.
Gil seeks the knowledge of Lady Heather when the CSI's are thrust into the world of sexual domination for one upright man.
A gangster style shooting in Koreatown leaves a man and woman dead and no witnesses will come forward. The prime suspect appears to be an Asian gang and a young boy, now missing and is part of a clinical trial, may be a key to the crime.
The CSIs investigate a murder case in which the prime suspect from a murder case that occurred 12 years prior is the main suspect.
The team discovers a shocking link between the death of a popular singer and a singer from 50 years ago.
Grissom stuns the staff when he announces he is leaving the CSI team, but a murder which appears linked to the infamous Dick and Jane Killer is what has their attention. A body is found dismembered in trash bags along the creek, which is a similar motto of the killer, but he is in jail. Grissom attends a class held by pathologist Raymond Langston, hoping it will give him insight to this case.
Grissom gets help from Dr. Raymond Langston, a criminal pathologist, as they work on solving a murder and kidnapping case. the crimes maybe linked to an imprisoned serial killer who attended a class which Langston taught and Grissom monitored. Grissom offers Langston a job on the team as he prepares to leave CSI for good.
A simple first day for Dr. Langston starts with a burglary case, but soon finds it overlapping into a complicated case of arson and homicide.
The CSI help the partner of a murdered undercover FBI agent track down his killer.
A murder at a fast-food restaurant is the case investigated by Nick and Langston, however, the evidence is hard to collect when it is coated in cooking oil.
As Langston testifies in the trial of a Congressman regarding the death of his mistress, the suicide of his aide using the weapon that murdered the woman leads to an even deeper investigation of the facts surrounding the case.
The CSIs investigate three different crimes. Though they seem to be unrelated at first, each case's evidence brings together a common link. First, an art dealer is found beaten to death, face down in the swimming pool of his rented mansion. Next, they investigate the shooting death of a Hollywood woman inside of a seedy motel. And lastly, they analyze the murder of a private investigator in a parking lot.
The episode is partly told in flashbacks as Nick is repeatedly called to a low-budget motel where a third murder has occurred over the course of a year, and where, unobviously, each murder impacts and ties to the next.
Songs: Taylor Swift -- You're Not Sorry (CSI Remix)
After a shootout occurs in a placid neighborhood cul-de-sac, the course of the investigation takes a potentially deadly turn when Langston and Riley encounter one of the missing shooters and are taken hostage.
When a grad student, formerly one of Ray's charges as a professor, turns up dead, he takes a personal interest. The trail leads to the world of 'Luchadors', Mexican semi-pro wrestling, and the grad student's death may be the result of her investigations into the history of a serial killer. Did she find him in the Luchador world, only to be murdered by him?
The CSIs investigate an expert sky diver paralyzed after his chute failed to properly deploy. Several people are suspected, but when Catherine and Greg connect the skydiver to two dead people, the case becomes more complicated. Raymond looks into the death of the spiritual leader of a very small, very odd little cult while the leader was alone out in the middle of the desert on a trek.
When the producer of the reboot of a classic SF show (Yes -- think Star Trek) is murdered at a Las Vegas science-fiction convention (attended by both Hodges and Wendy -- both, unknown to each other, fans of the original show), they find a connection with each other as the team investigates the crime.
A convict, who has been in jail for 18 years based on evidence collected by Catherine in her very first solo case as a CSI, challenges his conviction for murder based on purportedly shoddy evidence by newer, more modern standards. The team opens up and re-investigates the case, applying new techniques and new eyes to very old situations and very old evidence. As one expects with CSI, things don't lead where anyone expected them to go.
When Al winds up with a third inexplicable death, he asks Catherine to investigate further despite the lack of a cause of death. When the mother of one of the victims also inexplicably dies, the cause points to an obscure, usually non-fatal disease, and a tattoo parlor run by a former coroner from Reno, Nevada. Meanwhile, Riley and Greg investigate the death of a woman who appears to have been raped, and her body dragged far from the scene.
When a 911 call summons police to a bar fight involving a motorcycle gang, it turns out that a dead gang member was actually an undercover cop. Piecing together the evidence, the team realizes that the reason for the death may have been that the officer's identity had been exposed. In the meantime, the investigation also exposes a connection between Det. Brass and the widow.
For the season finale, the team investigates a body found in an empty patch at the edge of the city. Details identify two others present, and connections build up towards the cause relating to the casino chips for a defunct resort. Also, Ray has to make a split second decision in the heat of the action, and Nick heads off to an entomology conference.
Songs: Nancy Sinatra -- These Boots Are Made For Walkin'
When a rising young starlet is killed in an early morning traffic accident, an injured stalker found at the scene claims it was intentional on his part. Further investigation uncovers evidence that the stalker is not as culpable as he claims, and that another murder, elsewhere, is related. When it results in an attempt to steal a body, the CSIs take the case personally.
Special Guest Stars: Jorja Fox
as Sara Sidle |
The specter of serial killer Paul Millander once more intersects with the CSIs, as a former family neighborhood finds unwelcome buyers in the face of the economic downturn. When murders ensue, Millander's adopted son comes under suspicion. Meanwhile, Al and Ray deal with the mysterious case of someone whose internal organs were tied in a knot... without being removed.
Special Guest Stars: Jorja Fox
as Sara Sidle |
Deadmau5 -- Ghost 'N Stuff, Phoenix
-- Love Like a Sunset
When two unappreciated office workers for a casino decide to pull off a heist, it goes the way of all plans of mice and men, and goes astray... to murder. The CSIs work backwards from the murder to discover the plan
Songs: David Bowie and Queen -- Under Pressure
When an officer out of uniform is killed one night by a patrolman, the CSIs must determine if it was an accident or not. Complicating the case is the race of the victim, black, the race of the officer, white, the neighborhood of the shooting, largely black, witness testimony that the officer shot the victim when he was already down, and the prior bad history between the two officers.
Special Guest Stars: Jorja Fox
as Sara Sidle |
When a greatly successful, very loved and respected university football coach collapses outside his house, bloody and beaten, the gruesome interior of his home tells a story of rage unleashed. While Nick, Catherine, and Ray deal with that, Sarah and Greg investigate a body found in a car submerged six months before. The clues eventually tie the cases together along with a third cold case, but how and why are they related?
Songs: The White Stripes -- I Think I Smell A Rat
A teenaged boy is brutally beaten in an alleyway, but refuses treatment or processing, making investigation of the crime complicated for Nick and Catherine. Meanwhile, Ray and Greg investigate a fire which was apparently set to hide a murder. Things get still more complicated when it turns out there is an apparent connection between the two events. Hodges also talks to Eckley to help Wendy make the switch from lab tech to fieldwork.
Special Guest Stars: Jorja Fox
as Sara Sidle |
In this, the third and final part of the CSI crossover, Ray continues his search for Madeline Briggs. The search is interrupted when a local weather girl is found dead outside a hotel with her throat slashed, her purse filled with items suggesting she was involved in prostitution. When examination of the evidence connects her to Madeline, though, the case leads to two different pimps. Who killed the weather girl, and is it too late for Madeline?
The tense finale of a bowling tournament is disrupted when a new meaning is formed for the term, "Heads will roll". The available suspects include the down-and-out friend, the distraught girlfriend, the local bowling expert, and the long-term successful pro. Which of them is guilty?
A night starts strange and rapidly goes south from there, as Nick, Greg and Hodges "kidnap" Henry to celebrate his birthday at a desert hole-in-the-wall Bar-B-Q place. They start by getting run off the road, then finding a dead man with a raccoon attached to his face in the target restaurant... which was closed six months earlier by the health department. Meanwhile, back in Vegas, the rest of the crew experiences the same sort of strange, as they deal with a 911 call leading to a dead woman drowned in a bathtub, and an unconscious man with narcolepsy... and an extra body part.
A multiway shootout at a gun store involves an apparently bulletproof patron. At the same time, a young girl's body is found dumped by the roadside. And the two crimes are strangely connected to an apparent suicide pact.
Special Guest Stars: Jorja Fox
as Sara Sidle |
When a man is caught dumping trash in a wildlife refuge, the CSIs are called in when the trash is found to include medical waste and a young man's body. Meanwhile, two young women on vacation together are found dead... in two different places and two different circumstances. Was it a single murderer, or did they fall afoul of two different killers?
Special Guest Stars: Jorja Fox
as Sara Sidle |
When, in the middle of a high profile tournament, a legendary pro golfer's son beats his father's course record, but the father winds up dead the next day, the CSIs must delve into the complex relationship between son, step-mother, step-aunt, father, and the caddy the father had thrown off the pro tour 25 years before.
The case of two high school students, one dead and one missing, lead the CSIs into the underbelly of street racing and a tangled web of deadly competition.
Special Guest Stars: Jorja Fox
as Sara Sidle |
When a band member of Rascal Flatts is electrocuted by his own guitar during a concert, the CSI team investigates if it was a case of foul play.
The CSIs investigate the murder of a young boy and uncover evidence linking this death to an older case that now has resurfaced.
The CSIs investigate the murder of a casino hotels' events planner, and the investigation reveals her job of bringing in an unusual convention might have cost her her life. Meanwhile, two other hotel guests are suspicious when it turns out they are making and selling drugs to under-age partiers.
When the CSI team investigates the brutal murder of a family, they trace the killer to the house next door, which might belong to the "Dr. Jekyll" serial killer
When Hodges and Wendy take a group of high school CSI Explorer Scouts on a field trip, they embellish their role in solving cases and take their assignment a little bit too far
Catherine investigates when a student is found murdered at her daughter's school.
Special Guest Stars: Jorja Fox
as Sara Sidle |
A legendary comic from the good old days of Las Vegas is set to reunite with his partner on stage for one night only, until one half of the famous duo is found dead
Special Guest Stars: Jorja Fox
as Sara Sidle |
A mother thought to be grieving for the loss of her family three years ago becomes a suspect in a CSI investigation
The CSI team must investigate one of their own when Langston is accused by a former colleague of being part of the Dr. Jekyll murders,
Special Guest Stars: Jorja Fox
as Sara Sidle |
The CSI's lives are on the line as they close in on the elusive Dr. Jekyll, and more than one member of the team may not live to see his capture
Special Guest Stars: Jorja Fox
as Sara Sidle |
Langston fights for his life after being stabbed by psychopath Nate Haskell, while the other CSIs attend a funeral that turns deadly
Hysteria ensues when a shark attacks a woman in the pool at a Las Vegas casino "day club," and the CSIs must determine if the killer is human or shark.
A vampire and werewolf convention is at the heart of a murder investigation in Las Vegas
Sqweegel, a serial killer who is punishing local heroes that harbor hidden secrets, is on the hunt in Las Vegas.
A woman who suffers from a condition called "hoarding" becomes a murder suspect when a dead body is found buried under piles of trash and debris inside her home.
When a college student ends up dead after a "Walking with Dinosaurs" show, the CSIs must determine if his death was murder or accidental
When the CSI team discovers the shredded remains of a man, they find themselves with multiple suspects who may be responsible for his death.
Two men are murdered right before exposing a natural gas company for poisoning residents in a farming town, and the CSIs must discover who is responsible for their deaths.
A man's fatal fall from a hotel balcony launches the CSIs into an investigation to determine if his death was suicide or the result of foul play.
Songs: Mark Ronson ft. Q-TIp & MNDR -- Bang Bang Bang
The CSIs set out to track down a pedophile suspected of murdering an FBI agent's wife and kidnapping his children.
The CSIs question the validity of an online picture depicting a murdered call girl until they find the same woman strangled to death in the dumpster that appears in the photo.
The CSIs link a body with severe burn marks to possible execution by electric chair - and to a legendary Vegas murder. Meanwhile, Greg asks out Ellen, a pretty schoolteacher and forensics enthusiast who has been touring the crime lab
A night full of celebration ends with a bang when the director of a scholarship foundation for the deaf is killed by a deadly car bomb, prompting Sara to interrogate the students and faculty of the college where her mother-in-law works.
A thrift store donation turns gruesome when a dead body is found in a box; meanwhile, Langston's wife pays a surprise visit to the crime lab.
Langston testifies against the notorious "Dick & Jane" killer, Nate Haskell. Meanwhile, Nick receives a call from troubled teen Jason McCann to warn him of impending danger.
The CSIs are on zombie alert when two men initially pronounced dead mysteriously come back to life.
While investigating the murder of a convicted ex-cop, the CSIs stumble upon a list in his prison cell with names of several individuals he believed might have been his wife's true killer.
A string of deaths, including a gamer found dead on his couch and a newly divorced man at the bottom of a pool, instigate a bet among the CSIs as to whether they've "hit for the cycle" - a homicide, a suicide, an accidental and a natural death all in one night
Langston and Sara turn to Lady Heather for help in tracking down the culprit responsible for injuring a woman before she was seemingly mauled to death by a mountain lion. Meanwhile, Nick and Dr. Robbins manage to rescue the unborn baby of a teenage girl who appears to have committed suicide.
Following his escape, Nate Haskell, the notorious "Dick & Jane" killer, resurfaces when he e-mails a disturbing video to the father of one of his brides, threatening to take her life.
Langston becomes more determined than ever to track down Nake Haskell, the notorious "Dick & Jane" killer, after discovering that he's kidnapped his ex-wife, Gloria.
After years of pursuit and a countless number of murders, Langston comes face-to-face with serial killer Nate Haskell inside the house where his killing spree began.
Multiple shootings and stabbings on a public tram leave the CSI team with one witness and a lot of questions.
Three suspects come forward with three different reasons why they killed an entire family and the CSI team has to determine who is telling the truth.
While on a date, Stokes realizes a piece of art at an exhibit has decomposing body parts in it, which leads to a full-blown investigation. Also, D.B. Russell makes a decision to ground one of the staff from the case.
The former Mayor of Las Vegas is shot at the Mob Museum and the CSIs embark on a history lesson in search of clues.
When a hijacked medevac helicopter with CSI Brody aboard goes missing, the entire team is on hunt.
The CSIs investigate when a woman's body is discovered near a freakish attraction at a 19th century-inspired traveling sideshow.
When the CSI team arrives at a car crash, they find three casualties and a human brain that doesn’t belong to any of the victims. Also, D.B. Russell is concerned his son is not focused on college following his suspension from school.
When the CSI team investigates three seemingly unrelated murders, they discover someone is getting revenge for cold case murders that were never solved.
When the CSI team discovers a deceased rancher was also a ballistics expert, they have to work with the FBI to solve the case.
Songs: The Burning Leaves -- You Only Wanna Dance
When the body of a naked dead man is discovered by Dr. Robbins' wife in their master bedroom, it leads to a lot of questions for the CSI team.
Catherine's friend Laura's mogul husband Mark has a lot to hide behind his successful international corporation, and he's hired a crack team of assassins to carry out the murders of anyone who might be aware of what he's doing, and that includes Laura's lawyer and Laura herself.
The CSI team says goodbye to Catherine Willows as she makes a life-changing decision.
When a woman is found dead and her hair is done up '70s style complete with vintage clothes, the CSI team discovers clues that point to a killer with a hair fetish.
Russell asks for advice from a former colleague on a case involving the death of a man's ex-girlfriend.
When a house is stolen completely off its foundation, the CSIs are on the case in search of answers. Meanwhile, new CSI Julie Finlay showcases her skill in blood analysis.
When a blackout cripples the city, the CSIs must revert to old-school methods to solve the case of a missing child.
The CSIs are brought in to solve the case of a recently murdered student whose death photo ends up trending on the Internet.
A murder and a robbery at an "Alice in Wonderland"-themed wedding are investigated. Meanwhile, Hodges wants his mother to believe that Morgan is his girlfriend.
When the CSI team is called in to investigate a man who is shot at point-blank range in a local casino, they shut down the entire building to find their killer.
When Stokes learns that a man he helped put in prison is going to have his conviction overturned, the CSI team needs to prove the killer is guilty again or he will be released
When a bomb kills an off-road race truck driver mid-race, the CSI team is called on the scene to investigate why.
The CSI team investigates three dead bodies just blocks away from a campaign dinner, they think they know who the killer is before making a shocking discovery.
D.B. Russell's granddaughter was kidnapped in last season's finale cliffhanger and now he leads the team on a hunt to find her.
The CSIs arrive at their favorite diner only to discover a gruesome crime scene with eight dead victims and a lot of questions
When a girl is shot and killed at a large rave in the desert, the CSI team has to search for clues, find her missing friend and bring the killer to justice.
When a famed music historian is murdered and left in a piano, it has an emotional effect on Sanders, who had a past with her.
When a K-9 is blamed for the death of his partner, the CSI team discovers there's more to the case. Meanwhile, Finlay and Morgan investigate the death of a high-profile divorce lawyer with a lot of enemies.
Things get personal when D.B. Russell is drawn into the investigation of the death of his son's basketball coach.
The CSI team investigates the death of a reverend who was killed at the grave site of former CSI Warrick Brown.
When five bodies are found in what appears to be a meteor site in the middle of the desert, CSI Finlay recognizes one of the casualties, prompting her to revisit her past
The CSI team lends a hand to local law enforcement on the strip with several arrests until a John Doe is found in car. Also, things become personal for Captain Brass when he discovers some facts about his daughter.
When five people are killed in a small plane crash a mile off the Vegas strip, the CSI team is called to investigate. Also, Sara feels the strain of having a long-distance relationship with Grissom when a former lover of hers is involved with the crash investigation
A popular news anchor dies during a broadcast and the CSI team is called in to investigate.
The CSIs need to ace the case involving a rising tennis star. Meanwhile, the CSIs are surprised to hear Hodges is engaged to an Italian bombshell.
When CSI Mac Taylor decides to surprise his girlfriend in Vegas, he discovers she's missing and asks his friend D.B. Russell for help. Meanwhile, the CSIs investigate the loss of a local wine collector.
The CSIs investigate the demise of a famous Cuban singer’s sister who’s in town as part of a U.S. tour. Meanwhile, Hodges begins to get cold feet at the prospect of marrying his Italian bombshell girlfriend.
Sara is a lead suspect in an investigation after a brief encounter with another man in which she was the last person to see him alive. Also, her separation from Grissom begins to take a toll.
When several prominent poker players lose their lives, the CSI team is called to investigate before more victims surface.
The CSIs join David Phillips at his high school reunion when he discovers the prom queen's been murdered
When the CSIs find a body near a forest reserve, they discover what might be a serial killer and his bizarre lair
When the CSIs investigate a triple homicide, Russell has to find a way to connect with a 6-year-old girl who was the sole survivor and witness
The CSI team investigates a popular spiritual retreat when a body is found floating in a mud bath. Meanwhile, Hodges questions his marriage plans to Elisabetta
The CSI team investigates the death of a ghost hunter
As Russell and his team investigate a series of murders, one of their own confronts peril on a dangerous undercover mission to get close to the killer
D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer.
The CSI team investigate a murder at a high stakes poker game.
The CSI team investigates a fire at a music venue that leaves four people dead, including two band members
When contestants on a reality cooking show accidentally eat human flesh during a competition, the CSI team is brought in to investigate
Catherine Willows returns to help the CSIs solve a cold case that has haunted the team for 14 years
The CSI team investigates the death of a homeless man who had a huge winning streak at a small casino
The CSI team investigates a John Doe found during torrential rains in Vegas. Meanwhile, Greg Sanders is investigated and accused of framing a man for murder seven years ago
When a man is found dead inside a human-sized hamster ball, the CSI team is brought in to investigate. Also, the team collaborates with a swing shift CSI on a case involving a serial rapist
The CSI team is called in to investigate the stabbing of a couple found at a local motel that is reminiscent of two incidents that occurred in the same room
A spa weekend for Sara, Finlay and Morgan turns into a murder investigation and missing persons case when Finlay disappears, as the CSI team must piece together what happened in detail to find her
When a man is found murdered at an elaborate holiday party complete with real snow and live reindeer, the CSI team is brought in to investigate
A petty crime aboard an inbound plane to Vegas becomes a murder investigation when one of the passengers is found dead.
The CSIs are called to investigate a car crash and are shocked to discover the victim is someone they know.
When the CSI team works two separate investigations, one involving a woman found murdered in Mexico and another of a local couple found dead in their driveway, they find the evidence in one case may help the other
A 16 year old girl with ties to a brothel dies and Nick and Greg have to investigate.
When a murder takes place at a chess tournament, the team must rely on a former chess mentor of Sanders' in order to capture "a chess obsessed serial killer" before he can checkmate his next victim.
Source: CSI files
The CSIs investigate the murder of a rock and roll groupie and the disappearance of a prostitute that both have ties to a mysterious band.
The CSIs are called to investigate when an entire family is reported to have been missing for a month.
Russell is taken hostage after a teenager opens fire in a police station.
The team tracks down cannibalistic killer and discover that he's not the only cannibal involved.
The team investigates the cyber-related murder of a prominent casino owner's wife and receive help from the FBI's Cyber Crime Division.
The CSIs investigate a present-day crime with ties to a mob heist that occurred 25 years ago. Meanwhile, Brass has a decision to make when his daughter attempts suicide
Finlay has to deal with a bomb planted in her car. Russell receives a call from somebody claiming they are the Gig Harbor killer.
The CSI team take a look at a robbery and fatal shooting carried out at a medical marijuana shop.
Sara and Greg end up being quarantined after responding to a crime scene that ends up being contaminated with a deadly pathogen.
A chemistry teacher's science experiment goes wrong, leading the team to believe foul play is involved.
Morgan, Sidle and Finlay attempt to relax at a forensics conference but a mass shooting occurs on site.
When evidence indicates that the Gig Harbour killer is responsible for yet another death, members of the team become frustrated.
The CSI team take a look into the death of a woman who has been drinking and taking drugs in a pool at a rehab facility.
The CSI team find themselves taking a look into the kinky world of “rubber dolls” as they investigate the murder of a man stabbed in an alley.
The team take a look at a murder at Clark County jail after an inmate discovers a body whilst running away from officers.
The team attempt to find out more about the bizarre death of a man who was killed twice.
The CSI’s investigation of the victim of an apparent hit and run leads them into the world of aeronautics.
The CSI team reopens a 10-year-old murder/suicide case when the sole survivor claims her accused father was innocent.
The CSI team learns the main suspect in the gig harbor killings is being released from jail due to lack of evidence.