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 (credit only) Constable George Crabtree (credit only) See fewer	Still Standing (2015)
Daniel Maslany Detective Llewellyn Watts Detective Llewellyn Watts See fewer	Impulse (2018)
Lachlan Murdoch Constable Henry Higgins Constable Henry Higgins See fewer	Cheaters (2002)
Shanice Banton Violet Hart Violet Hart See fewer	Race (I) (2016)
Tess Degenstein Diana Vermont Diana Vermont See fewer	Murdoch Mysteries (2008)
Elias Zarou Pawnbroker Pawnbroker See fewer	Soul Food (2000)
Juan Carlos Velis Shep Shep See fewer	War (2007)
Ayinde Blake Mink Mink See fewer	Masters in Crime (2018)
Alex McCooeye Johnny Johnny See fewer	Star Trek: Discovery (2017)
Jesse Buck Leonard Leonard See fewer	Nightmare Alley (2021)
Jamie Robinson Mr. Talman Mr. Talman See fewer	21 Black Futures (2021)
Jeff Irving Nathan Fine Nathan Fine See fewer	Rookie Blue (2010)
Michael Ayres Mr. Holly Mr. Holly See fewer	Polar (I) (2019)
Roger Clown Shoe Shine Man Shoe Shine Man See fewer	Mimic (1997)
Nick Flanagan Milton Cone / Rankins Milton Cone / Rankins See fewer	Odd Squad (2014)