Daniel Pratt, owner of Toronto Electric & Light, has made his fortune by lighting the city streets with direct current (DC). But now council is considering a new form of electricity called alternating current (AC). So Pratt – and a team of high-powered supporters –decides to mount ‘dog and pony’ shows across the city to prove that AC is a killer. But when Miss Toronto Electric & Light, Alice Howard, is electrocuted in a demonstration gone wrong, it’s determined that the switch handle she pulled had been purposely booby-trapped. In a case that’s further complicated by bribery, scandal and dirty backroom dealings, Murdoch must find out who killed Alice – and why.
Lawyer Percy Pollack was last seen a week ago. According to his wife, Clara, Percy had gone to a meeting with his business partner, Dr. Gilbert Birkins, but based on the condition of his body, he died just 36-48 hours ago - which leaves five days unaccounted for. When Judge Henry Scott dies of a similar wound, Brackenreid suddenly recognizes the work of a murderer long thought dead -- and that he himself might be next on the killer's list. The case deeply divides Murdoch and Brackenreid, each pursuing their own line of investigation. But, a grisly new development in Pollack's murder tells Murdoch that he's been trying to solve this puzzle without all the pieces.
While the city celebrates the Queen’s birthday with a display of fireworks, Murdoch investigates a messy case of fixed fights and shady backroom dealings in the dirty world of boxing. After his victory against Sully Sullivan, boxing underdog Amos Robinson is found dead in his hotel room. Amos’ wife, Fannie – found standing over her husband’s bloody body with a gun in her hand – stands out as the most viable suspect. But Murdoch’s strong intuition tells him otherwise, and he must act fast or Fannie will hang for a crime she didn’t commit.
Murdoch teams up with his hero to solve a murder that was revealed during a seance.
Wendell Merrick is killed in the church on the day he was to marry Eunice McGinty. At first glance, the murder appears to be a robbery gone wrong. But Father Franks recalls hearing Wendell arguing with his best man, Lawrence Braxton, before the wedding. As suspicion turns to Braxton, the investigation takes an unexpected twist when the pathology report turns up evidence that Wendell was homosexual – which leads Brackenreid to conclude that it was Wendell’s lover who wielded the weapon that killed him. But while fingers are being pointed at possible candidates, including Braxton, Murdoch starts to believe that the issue of Wendell’s sexuality has thrown this investigation way off track.
John Delaney had been on his way home from a ratting match at the local pub and somehow ended up face down in the river. When Murdoch finds the drunken body of his estranged father, Harry, passed out near the crime scene, he's quick to convict the man he's long accused of killing his mother. It turns out that the matches were fixed - just like Harry said - and the detectives seem to be closing in on the case. But when evidence turns up that suggests Delaney may have had a rendezvous after leaving the pub that fateful night, the investigation takes a whole new turn.
A skeletal corpse that falls from the ceiling of the Grand theatre is identified as Virgil Smart. His widow, Stella, now runs the theatre with her new husband and a small troupe, including a pretty young actress and her fiancé – each of whom reports that Virgil had been found slumped over his desk, dead of heart failure. Stella insists her husband was buried at a proper funeral. But if this corpse is Virgil’s, then whose body did she bury? It seems that honour went to an out-of-work actor named Eddie. As if things weren’t complicated enough, Murdoch discovers a secret room off Virgil’s office – obviously designed for seduction. Could these murders be the result of a lover’s quarrel, a jealous husband, or a spurned lover? One thing is for certain: Each of these well-rehearsed actors knows what happened that night – and now Murdoch knows just how to trip them up.
The body of Richard Hartley, the newest member of a prestigious men’s rowing team, is found washed up on a beach after a night of drinking with his teammates. According to his fiancée, Minerva Fairchild, Hartley had just replaced the team’s top rower Horace Briggs, who admits he’d been disappointed when he was bumped from the team – but not enough to kill. As the evidence mounts, it seems increasingly apparent that Hartley was killed in an initiation hazing gone wrong. Sure enough, the team’s coach admits that Hartley would have cost them a spot at the Olympics, so he instructed the boys to put him out of action so they could bring Briggs back. When things got rough, Hartley panicked and ran into the lake – but he was a strong swimmer; they never dreamed he’d drown. Still no closer to the truth, Murdoch orders a test on the water in Hartley’s lungs – and that’s when the investigation finally blows wide open.
A cuckold husband finds his wife's lover dead in his room after having broken down the door. The police first think that the husband is the culprit until they find a man in the wardrobe. The man cannot speak by himself, he uses a puppet to express himself.
The director of an organization helping abandoned kids to find a roof is found stampede by his own horses. The investigation leads Murdoch to find out that this man was not as nice as it appeared.
Ms Pensall comes to see detective Murdoch to warn him that she saw his death in a vision. She gives him all the details so that he could try to avoid it.
Murdoch investigates the death of a doctor who specialized in neurological diseases like epilepsy.
Prince Alfred is stopping by Toronto. The police are asked to take care of his security. Detective Murdoch has no choice in the matter though he is not a happy camper. Prince Alfred takes a liking to Constable George Crabtree and makes him wear beautiful clothes while he's on his detail, this makes it easier for Murdoch who does not need to be on his tail all the time.
The Irish are suspected of wanting to assassinate him but the investigation does not lead to them.
The body of a man is discovered in a tree. Murdoch and Crabtree cannot find how the man had landed in the tree as there doesn't seem any indication he was hoisted from the ground. While Crabtree starts to believe in the rumors of a Martian space ship, Murdoch tries to prove scientifically how the body was put at the top of the tree.
But soon, the Mayor asks Murdoch to cease and desist his investigation into the railroad company that seems in the middle of it all.
Edward Scanlon, from Scotland Yard, believes that Jack the Ripper has arrived in Toronto and wishes to help the police finally to apprehend him.
Murdoch is quite the skeptic but when several woman are found dead in a similar manner as Jack the Ripper's seven victims, he starts to believe what Scanlon is saying.
Harry Houdini is in town. He is to perform in a local theater but before the performance he offers a glimpse of what he does at the precinct. He then offers tickets to his performance. While doing his tricks, the bank next to the theater is burglarized. Brackenreid who was suspicious of him from the beginning is certain Houdini did it. However, Murdoch is not and he tries to find who is the real culprit.
Inspector Murdoch happens on an old acquaintance when he has to investigate the murder of a working girl. Ettie Weston has climbed the social ladder and is now in charge of the Dance academy where one of her employees has been murdered.
Murdoch first suspects a painter who has been quite enamored with the departed. But he also has to investigate a high profile client, judge Wilson and this is problematic.
A young woman is found dead, exsanguinated. Dr. Ogden tries to find out what could have caused this. But what she knows is that she was pregnant. Murdoch finds himself in a difficult position while battling his own conviction when it is learnt that the victim was trying to get an abortion.
A professor is shot dead in his office on Campus. Murdoch must find the murdered rapidly. First he suspects Albert Godfrey, his rival but it is clear that Godfrey could not have killed him as he was on the phone with the victim when he was shot dead. Murdoch must also find how the shot was made, as witnesses swear there was no one who shot the professor in the quad.
Dr Ogden and Murdoch's relation is very tense after their argument over abortion. It is clear Dr Ogden does not want to let it pass and Murdoch's attempt at bridging their differences are met coolly.
A little boy named Alwyn Jones comes to the precinct to tell the constables that he witnessed a crime. Inspector Murdoch decides to indulge him by accompanying him where the crime happened. Alwyn swears he saw a giant knight and heard a gun being discharged but Murdoch sees nothing. He brings the boy back home and makes the acquaintance of his mother, Enid.
Murdoch must investigate the murder of Ezra Dolomore, a scientist. When Terrence Meyers is spotted near the body, Murdoch believes there is more than meets the eye.
While Detective Murdoch and Crabtree go to the scene of a crime, they see a man who, by all accounts, is the one who committed the crime. As they chase him, Murdoch falls from a ladder and injures himself.
He needs to stay in bed. Enid and Julia vie for his attention as they try to make him comfortable.
Murdoch is sure he is hearing people hitting the walls but every time he gets up he sees nothing.
While Murdoch is recuperating, Crabtree gets a promotion and investigate the murder of a man. The only witness seems to be his parrot which repeats the same name over and over.
A woman who works for a telegraph company was found murdered. Detective Murdoch asks for Enid's help since she has worked as telegraphist.
Brackenreid's behavior is becoming very erratic. His wife has asked him to leave the house for the time being. Murdoch asks Julia to ascertain what is wrong with him. It appears that he is trying to quit drinking and he takes a little help called the gold cure.
While Murdoch's relationship with Enid is on the fritz, he must investigate the murder of a young Jewish man in the Jewish quarter. The community is known for not cooperating with the authorities and they are met with silence. But the Rabbi accepts that Dr Ogden performs the autopsy if he is present at all times.
The investigation brings them to the factory when Nathan Siebold worked. It appears he and the daughter of the owner were romantically involved but that she was betrothed to someone else.
The investigation of a possible murder made up as an accidental death brings Murdoch close to his father and the suprise news that he is not his only child. While pursuing the investigation with Jasper Linney, from the Canadian Mounties, Murdoch asks Crabtree to look into Reginal Poundsett, the man Dr Ogden is seeing.
Murdoch finds himself with no memory and ends up in Bristol England searching for answers.
After a fellow constable is murdered in Chinatown, Murdoch is put in charge of the investigation. Not everyone is happy about this.
In the Masonic Lodge a man is murdered. When Murdoch discovers the man is leading a double life, a member of Murdoch's team goes undercover to discover the murderer.
Inspector Breckenreid's son is kidnapped and the Murdoch team must race against time to save the boy.
After a farmer is murdered with an ax, his daughter admits to the crime. Murdoch thinks it is too simple an explanation and calls a psychologist in for his help.
Murdoch searches for the murdering robbers that stole a priceless Rembrandt owned by James Pendrick and his wife Sally.
The station is awash in rowdy and cunning misfits when Murdoch arrests the entire circus during the course of his investigation into the death of Kitty the Tiger Tamer.
Murdoch investigates the death of a Eugenics member. Sally and James Pendrick attempt to recruit him into the movement. Dr Ogden gets an interesting offer.
Constable Crabtree has a family member visiting him who is driving him to distraction. Meanwhile, Murdoch is investigating some mummified remains with Dr Ogden's help.
Murdoch investigates the mysterious deaths of two people that were supposed to inherit part of the Beaton fortune. He doesn't believe the staff when they tell him the mansion is haunted and the ghost did it. Murdoch and others decide to spend the night in the supposed haunted mansion.
Murdoch investigates the escape of a man that was executed.
When a young woman is murdered Murdoch finds she posed in suggestive photos. Photos of Sally, James Pendrick's wife, are found during the course of the investigation. She tells Murdoch she fears for her life if her husband should find out she posed for them.
A Man is killed by being "cooked from the inside" and eccentric inventor Nikola Tesla warns Murdoch that his research into microwaves may have been stolen and turned into a weapon of mass destruction. Meanwhile Dr Ogden considers a job offer.
Not only does Murdoch have body parts in concrete to deal with, he also has a new medical examiner to work with since Julia's move to Buffalo.
Murdoch travels to Buffalo at Dr Ogden's request to help her investigate strange happenings at the hospital.
A wealthy man is murdered at his home. The Murdoch team questions his family and staff.
A french woman disappears and Murdoch must work with a French detective to find out what happened to her.
The detective goes on the run and joins the Gold Rush in the Yukon territory, where he meets radical author Jack London. Drama, guest starring Aaron Ashmore (Smallville), with Yannick Bisson.
The detective pursues a Catholic suspect in the attempted assassination of the city's Protestant mayor.
When Detective Murdoch investigates a series of deaths linked to an exhibition of Egyptian antiquities, Constable Crabtree is convinced a mummy's curse is to blame.
When Elvira Cummings (Alison Jantzie), a young opera singer, is poisoned during a rehearsal of La bohème, Detective Murdoch (Yannick Bisson) suspects the intended victim was Madame Rosa Hamilton (Measha Brueggergosman), the diva who stormed off stage moments before her protégé collapsed. Showing her thoroughness and skill, Dr. Grace's (Georgina Reilly) autopsy brings her to the same conclusion as Murdoch: the aspiring soprano was killed by a fast-acting poison, likely slipped into her prop glass by one of the other on-stage performers. A serious opera aficionado, Inspector Thomas Brackenreid (Thomas Craig) takes a personal interest in the crime, and the famed and flirtatious soprano, inflaming the jealousy of his wife Margaret (Arwen Humphreys). Further investigation into the opera company uncovers almost unanimous disdain for Rosa, and a rumoured love triangle between Rosa, her longtime lover, tenor Carlo Corsi (Paulino Nunes), and the dead singer. As Murdoch, Brackenreid and Constable George Crabtree (Jonny Harris) delve for answers, the dramatic behind the scenes machinations reach operatic heights.
Detective Murdoch suspects the ambitious inventor of an electric vehicle murdered an associate who stood in the way of his plans to compete with Henry Ford.
Murdoch teams up with Alexander Graham Bell when a ruthless inventor is killed by a rival.
The detective investigates when a high stakes card game involving Dr Grace results in death. Crime drama, starring Yannick Bisson.
The detective is taunted by a murderer who leaves dolls with personal messages at crime scenes.