Murdoch investigates an explosion inside the morgue as a private citizen while he and his fellow officers fight to reopen the station house against Mayor Vaughan's orders.

Inspector Choi is taken hostage in a roadside inn while transporting a criminal back to Toronto. The Crabtrees must make a difficult decision about their future when George gets a job offer.

A contestant is murdered during the "Toronto's Smartest Man" battle of the wits, leading Murdoch to join the contest to see if he can puzzle out who the killer might be.

Constable Roberts investigates the death of an old friend in his hometown, defying local police who rule it accidental. Murdoch's son Harry moves in, but it's a tight fit in his rooming house.

Murdoch pursues Terrence Meyers who is suspected of murdering two men and committing treason. Watts tracks down a man's neighbour who vanished while making a chocolate treat.

A Japanese scholar is kidnapped and Inspector Choi suspects his estranged brother is involved.

After wishing on a mechanical soothsayer Ogden descends into a house of horrors where psychopath James Gillies is alive.

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

Murdoch investigates a murder at the Newsome Estate, which has declared itself a nation.

Murdoch's investigation of a plane crash that killed the pilot reveals a nefarious plot linked to James Pendrick.

Murdoch suspects the sudden death of a man at a gospel revival is connected to a fiery charlatan preacher and nun.

When Crabtree's mentally deranged kidnapper, Amelia, turns herself in, he braces for trouble.

Murdoch's investigation of a murder at an opium den intersects with Brackenreid's pursuit of Nomi's missing friend.

Murdoch's son Harry is visiting from boarding school when William and Julia are abducted by a nefarious, vengeful foe.

When Crabtree and Effie attend a celebration of Charles Dickens' birth, the host winds up mysteriously dead.

On Christmas Eve, Murdoch and Choi investigate the disappearance of a trouble-seeking drunk.

Murdoch and Brackenreid are stunned when an actor in a performance of Hamlet dies on stage before their eyes.

Violet Hart investigates when a protester dies at an event for Black people's rights.

After a shooting lands Murdoch in a coma, his world suddenly becomes a full-blown musical.

Tippy Longfellow, Murdoch's neighbor, convinces him to investigate a lost letter with a death threat.

Murdoch and Ogden are named as accomplices when Terrence Meyers faces charges of treason.

Nearly exonerated, Ogden is implicated in the warden's murder. Murdoch delves into the death of a fraternity pledge.

Odgen, Watts, and Effie attend a health retreat run by a charismatic leader where a fellow guest dies mysteriously.

Murdoch suspects a colleague has ties to a murder. Ogden flirts with danger. Crabtree meets an intense fan.

When the eye witness in Frank Rhodes trial is poisoned and dies, Murdoch soon displays the same symptoms. It is up to Inspector Bracken, Dr. Ogden and the rest of the team to solve who did it and get the antidote before it's too late. Filmed in black and white to celebrate being the 250th episode.