Plot: 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.
Cast
Yannick BissonDetective William MurdochYannick Bisson will be 56 in Murdoch Mysteries - Season 19 - Toronto's Smartest Man (Episode 3).
Birthday: Fri, May 16 1969
Helene JoyDr. Julia OgdenHelene Joy will be 46 in Murdoch Mysteries - Season 19 - Toronto's Smartest Man (Episode 3).
Birthday: Sat, Oct 21 1978
Thomas CraigChief Constable Thomas BrackenreidThomas Craig will be 62 in Murdoch Mysteries - Season 19 - Toronto's Smartest Man (Episode 3).
Birthday: Tue, Dec 04 1962
Jonny HarrisConstable George CrabtreeJonny Harris will be 50 in Murdoch Mysteries - Season 19 - Toronto's Smartest Man (Episode 3).
Birthday: Mon, Sep 22 1975
Lachlan MurdochConstable Henry HigginsLachlan Murdoch will be 39 in Murdoch Mysteries - Season 19 - Toronto's Smartest Man (Episode 3).
Birthday: Sun, Feb 16 1986