Season 12 Episodes
1. Murdoch Mystery Mansion
After being designed by architect Frank Lloyd Wright, Murdoch and Ogden's house is rocked by an explosion that claims a man's life.
2. Operation: Murder
Ogden enlists Murdoch to investigate possible sabotage in the operating room after a patient dies during a routine medical procedure..
3. My Big Fat Mimico Wedding
Murdoch, Ogden, Crabtree and Brackenreid attend Higgins’ and Ruth Newsome’s wedding, but a guest repeatedly tries to kill the groom.
4. Murdoch Without Borders
Anti-immigrant laws lead to the arrests of Greek men, and Brackenreid regrets releasing his carpenter when he’s suspected of murder.
5. The Spy Who Loved Murdoch
Murdoch impersonates a dead diplomat to save a treaty, but political and sexual intrigue complicate matters.
6. Sir. Sir? Sir!!!
Murdoch investigates an astronomical phenomenon with a strange impact on his colleagues’ behavior and dire implications for Toronto.
7. Brother's Keeper
Watts kills a man in self-defense, then Murdoch uncovers the victim’s criminal past.
8. Drowning in Money
When a wealthy, high society couple are found drowned in their pool in an apparent double suicide, Murdoch suspects murder.
9. Secrets and Lies
Brackenreid helps a friend in the case of a missing woman and learns he's closer to the case than he thought.
10. Pirates of the Great Lakes
As Murdoch helps an Italian detective recover a shipload of stolen antiquities, Brackenreid considers shipping out.
11. Annabella Cinderella
Crabtree and John are transporting a convicted axe murderer to prison when she escapes to exact revenge on those who testified against her.
12. Six of the Best
Murdoch's distressing childhood memories are evoked while investigating the death of an orphan under the care of the same Jesuit priest who taught him.
13. Murdoch and the Undetectable Man
Inventor Nikola Tesla assists Murdoch in an investigation into the death of a man experimenting with invisibility.
14. Sins of the Father
Murdoch investigates an apparent arson death, and reveals a personal history in the process.
15. One Minute to Murder
A man is electrocuted during a typing contest, but Murdoch suspects he wasn't the intended target.
16. Manual for Murder
After the release of Murdoch and Ogden's book, a series of copycat murders begin to take place.
17. Darkness Before the Dawn (1)
As Murdoch seeks a promotion, a constable is shot in a botched raid on an opium den led by Watts.
18. Darkness Before the Dawn (2)
Murdoch suspects John is being framed for murder by Inspector McWorthy and Brackenreid goes after the corrupt copper.