After being designed by architect Frank Lloyd Wright, Murdoch and Ogden's house is rocked by an explosion that claims a man's life.

Ogden enlists Murdoch to investigate possible sabotage in the operating room after a patient dies during a routine medical procedure..

Murdoch, Ogden, Crabtree and Brackenreid attend Higgins’ and Ruth Newsome’s wedding, but a guest repeatedly tries to kill the groom.

Anti-immigrant laws lead to the arrests of Greek men, and Brackenreid regrets releasing his carpenter when he’s suspected of murder.

Murdoch impersonates a dead diplomat to save a treaty, but political and sexual intrigue complicate matters.

Murdoch investigates an astronomical phenomenon with a strange impact on his colleagues’ behavior and dire implications for Toronto.

Watts kills a man in self-defense, then Murdoch uncovers the victim’s criminal past.

When a wealthy, high society couple are found drowned in their pool in an apparent double suicide, Murdoch suspects murder.

Brackenreid helps a friend in the case of a missing woman and learns he's closer to the case than he thought.

As Murdoch helps an Italian detective recover a shipload of stolen antiquities, Brackenreid considers shipping out.

Crabtree and John are transporting a convicted axe murderer to prison when she escapes to exact revenge on those who testified against her.

Inventor Nikola Tesla assists Murdoch in an investigation into the death of a man experimenting with invisibility.

Murdoch investigates an apparent arson death, and reveals a personal history in the process.

A man is electrocuted during a typing contest, but Murdoch suspects he wasn't the intended target.

After the release of Murdoch and Ogden's book, a series of copycat murders begin to take place.

As Murdoch seeks a promotion, a constable is shot in a botched raid on an opium den led by Watts.

Murdoch suspects John is being framed for murder by Inspector McWorthy and Brackenreid goes after the corrupt copper.