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)
Lachlan Murdoch Constable Henry Higgins Constable Henry Higgins See fewer	Cheaters (2002)
Shanice Banton Violet Hart Violet Hart See fewer	Degrassi: The Next Generation (2001)
Marc Senior Robert Parker Robert Parker See fewer	Grease: Rise of the Pink Ladies (2023)
Sean Patrick Dolan Jacob Quincannon (as Sean Dolan) Jacob Quincannon (as Sean Dolan) See fewer	The Hardy Boys (2020)
Gord Rand Leon Bronson Leon Bronson See fewer	Orphan Black (2013)
Alex House Mooney Mooney See fewer	Todd and the Book of Pure Evil (2010)
Alex Weiner Roberts Roberts See fewer	Marvel's Guardians of the Galaxy (2021)
Stefano DiMatteo Rocco Perri Rocco Perri See fewer	The Boondock Saints II: All Saints Day (2009)
Meghan Allen Angela Dempsey Angela Dempsey See fewer	The Expanse (2015)
Brian J. Coffey Ian Kilmister (as Brian Coffey) Ian Kilmister (as Brian Coffey) See fewer	Murdoch Mysteries (2008)
Mark Allan Attendant Attendant See fewer	Odd Squad (2014)
Sean Hoy Veterinarian Veterinarian See fewer	Hold the Dark (2018)
Steve MacDonald Jail Cell Guard Jail Cell Guard See fewer	Murdoch Mysteries (2008)