There is disagreement whether Toronto should continue with Edison's DC system or Nikola Tesla's AC system, differences that seemingly result in murder.

A vicious criminal, known for his deadly use of a stiletto may have escaped from jail to revenge himself on those public servants that helped convict him.

Black professional boxer Amos Robinson is supposed to throw a fight to a local Tornto favorite but knocks him out instead and is murdered before the night is out.

Murdoch accompanies Sir Arthur Conan Doyle, who is in Toronto on lecture tour for spiritualism, to a local clairvoyant who leads them to a freshly buried murder victim.

After the heir to a profitable business is murdered in church only minutes before his marriage of convenience, a post-mortem discloses he had recently engaged in sexual activity.

One of the conspirators running a fixed dog fighting competition is murdered and the drunkard who is the prime suspect happens to be Murdoch's estranged father.

During a performance of "Macbeth" in a venerable Toronto theater, a desiccated body breaks through the floor and lands with a chandelier just missing Lady Macbeth.

The affluent and influential young man who recently replaced one of the rowers for the 1896 Olympic rowing team is found drowned in the river.

When a drunken, philandering wastrel is found dead in his room, having had varnish forced down in his throat, his estranged disturbed ventriloquist son is found in a wardrobe.

Howard Rookwood is murdered in the horse stables of his glue factory, but who would want to kill a humanitarian involved with placing troubled English youth in foster homes?

After a research physician of brain abnormalities is murdered with a crossbow, Murdoch traces the hooded killer to the patients of his institute.

Prince Alfred, grandson of Queen Victoria, is visiting Toronto and Murdoch is assigned to protect the reckless playboy from Fenian conspiracy.

Murdoch investigate the hanging of a farmer found in a freshly plowed field with no footprints around it. Crabtree suspects extraterrestrial involvement.