Name	Known for
Yannick Bisson Detective William Murdoch Detective William Murdoch See fewer	Murdoch Mysteries (2008)
Helene Joy Dr. Julia Ogden (as Hélène Joy) Dr. Julia Ogden (as Hélène Joy) See fewer	Murdoch Mysteries (2008)
Thomas Craig Inspector Thomas Brackenreid Inspector Thomas Brackenreid See fewer	Murdoch Mysteries (2008)
Jonny Harris Constable George Crabtree Constable George Crabtree See fewer	Still Standing (2015)
Daniel Maslany Detective Llewellyn Watts Detective Llewellyn Watts See fewer	Impulse (2018)
Shanice Banton Violet Hart Violet Hart See fewer	Race (I) (2016)
Lachlan Murdoch Constable Henry Higgins Constable Henry Higgins See fewer	Cheaters (2002)
Arwen Humphreys Margaret Brackenreid Margaret Brackenreid See fewer	Murdoch Mysteries (2008)
Charles Vandervaart Constable John Brackenreid Constable John Brackenreid See fewer	Outlander (2014)
Clare McConnell Effie Newsome Effie Newsome See fewer	Star Trek: Discovery (2017)
Sebastian Pigott Dr. Dixon Dr. Dixon See fewer	Slasher (2016)
Stephanie Belding Nurse Kate Sullivan Nurse Kate Sullivan See fewer	Watchmen (2009)
Romy Weltman Isabel Carmichael Isabel Carmichael See fewer	Backstage (I) (2016)
Sebastian Spence Allen Templeton Allen Templeton See fewer	First Wave (1998)
Ben Carlson Mr. Carmichael Mr. Carmichael See fewer	Warehouse 13 (2009)
Sean Bell Inspector Horace McWorthy Inspector Horace McWorthy See fewer	Bulletproof Monk (2003)
James Graham Arthur Carmichael Arthur Carmichael See fewer	Frankie Drake Mysteries (2017)
D'Pharaoh Woon-A-Tai Tom Longboat (as D'Pharaoh McKay Woon-A-Tai) Tom Longboat (as D'Pharaoh McKay Woon-A-Tai) See fewer	Reservation Dogs (2021)
John Fray Constable Bauder Constable Bauder See fewer	Vicious Fun (2020)
M.E. Lewis Mr. Richards Mr. Richards See fewer	See You Tomorrow (I) (2018)
Noor Jehta Young Woman Young Woman See fewer	Murdoch Mysteries (2008)