Over a two year period, eight women disappear from Poughkeepsie, NY. All of the women are prostitutes who work in the area. Several suspects come to light, but no evidence can ever be connected to them. Then in September 1998, a prostitute tells police that Kendall Francois tried to kill her. He had been questioned previously but said nothing incriminating and even passed a lie-detector test. When he finally confesses, a search of his home reveals eight bodies.

Source: ID: Investigation Discovery

When Arletha Hopkins learns that her husband is abusing her daughter she kicks him out. He exacts revenge by killing her and forcing the girl to help hide the body. No one finds out till years later when she becomes pregnant and the story spills out.

Source: ID: Investigation Discovery

Profiling serial killer and rapist David Alan Gore and his accomplice, his cousin Fred Waterfield.

Source: ID: Investigation Discovery

The heinous crimes of Gerald and Charlene Gallego, a married pair of serial killers, are detailed.

Source: ID: Investigation Discovery

Career criminal Gary Evans is suspected to be behind the disappearance of one of his former associates. After an intense manhunt, Evans is apprehended in Vermont and confesses to a life filled with crime and killing, with five murders to his credit.

Source: ID: Investigation Discovery

Elizabeth Gatenby's mother is in the process of divorcing unsuspecting husband, Bruce Firman. In an elaborate plan to ensure her mother gets everything, Elizabeth hires her son and another young man to murder Bruce.

Source: ID: Investigation Discovery

In 1980, Jamie Kellum kills college friend, Katherine Foster, in a fit of jealous rage. Two decades later, Kellum, now Jamie Letson, tells her AA sponsor of her crimes, leading police to make an arrest in a 20 year old case.

Source: ID: Investigation Discovery

Erin Chorney is missing for over a year. Police suspect her boyfriend but have no evidence. In an elaborate sting operation, police officers convince Chorney's killer to tell them how he strangled her to death.

Source: ID: Investigation Discovery

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Stacey Castor poisons her first husband with antifreeze and gets away with it. She is only caught after killing her second husband the same way and attempting to murder her daughter and frame her for both deaths.

Source: ID: Investigation Discovery

Police find five bodies of young women, all strangled with a particular slipknot. Eventually they tie Paul Durousseau to the murders through DNA samples, fiber analysis, and phone records from the cab he drove.

Source: ID: Investigation Discovery

Greg Markwardt kills his sister-in-law, Kathy Odom, in 1987. He remains free for nearly two decades, but new DNA techniques allow a lamp cord from the scene to be tested, proving his DNA to be a match and forcing his arrest and subsequent conviction.

Source: ID: Investigation Discovery

In 1973, Pasadena police receive a phone call from a young man who says he has murdered Dean Corll. In response to the information, police uncover the bodies of 27 boys and learn that Corll's killer was also his accomplice.

Source: ID: Investigation Discovery

Three tourists disappear from Yosemite National Park and are found murdered a month later. Handyman Cary Stayner is questioned but released due to lack of evidence - until another woman is found dead and police are able to pin him with all four murders.

Source: ID: Investigation Discovery

Police find a stolen, blood-stained SUV across from missing Susan McFarland's home. Evidence links both a suspicious man and her husband, Richard, to it. When police finally find Susan's body, they tie it to Richard via a left-behind candy wrapper.

Source: ID: Investigation Discovery

After picnicking in Oregon, Ricky Dale Hemphill is found murdered and his companion, Charla Toma, is missing. A tip leads police to former convict Edward Delen Warren, and a bizarre plot involving a religious retreat begins spiraling out of control.

Source: ID: Investigation Discovery

Richard Ramirez, known as "The Night Stalker," enters multiple homes in the dead of night to terrorize the people inside. After 6 months and 14 murders he is chased and beaten by a gang of citizens and finally arrested for his horrendous crimes.

Source: ID: Investigation Discovery

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Stephen Grant reports his wife, Tara Lynn, missing five days after claiming she left their house in an unidentified black car. Attention soon turns to Stephen himself, and a search of the family's home reveals Tara Lynn's dismembered body parts.

Source: ID: Investigation Discovery

A Swedish pastor's wife is killed in her bedroom, and the investigation uncovers a deadly affair.

Source: ID: Investigation Discovery

Claude Hawkins is shot dead while fishing in Coshocton County, Ohio. His murder mirrors other deaths in the nearby counties and a psychological profile points to Thomas Lee Dillon as a suspect and eventual convicted murderer.

Source: ID: Investigation Discovery

Suspicion surrounds the death of a patient of respected neurologist Richard Boggs, but an autopsy finds that the man died of natural causes. A million-dollar payout on the man's life insurance helps authorities get to the bottom of the twisted case.

Source: ID: Investigation Discovery

Amidst increased immigration and mounting racial tension, a man begins shooting young immigrants on the streets of Stockholm, Sweden. His weapon of choice, a laser-guided rifle, would earn him the nickname "The Laser Man."

Source: ID: Investigation Discovery

A couple is found guilty of the 1990 rape and murder of Taunja Bennett, until a Portland newspaper receives a mysterious letter signed with a happy face claiming responsibility for the crime, ultimately leading to the conviction of Keith Jesperson.

Source: ID: Investigation Discovery

Kansas City women vanish after traveling to Missouri to meet a man they had chatted with online.

Source: ID: Investigation Discovery

American Atheist Madalyn Murray O'Hair and her family vanish in 1995, leaving behind an ominous note claiming a family emergency. When the IRS looks for the organization's missing money, they discover a former employee with motive to commit murder.

Source: ID: Investigation Discovery