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)
Marc Senior Robert Parker Robert Parker See fewer	Grease: Rise of the Pink Ladies (2023)
Bea Santos Louise Cherry Louise Cherry See fewer	True Detective (2014)
Clare McConnell Effie Newsome Effie Newsome See fewer	Star Trek: Discovery (2017)
Colin Mochrie Ralph Fellows Ralph Fellows See fewer	Whose Line Is It Anyway? (1998)
Sebastian Spence Allen Templeton Allen Templeton See fewer	First Wave (1998)
Jonelle Gunderson Goldie Huckabee Goldie Huckabee See fewer	The Shape of Water (2017)
Paul Braunstein Raymond Huckabee Raymond Huckabee See fewer	Jigsaw (I) (2017)
Dan Beirne Mr. Mansfield (as Daniel Beirne) Mr. Mansfield (as Daniel Beirne) See fewer	Ginny & Georgia (2021)
Orville Cummings Night Porter Night Porter See fewer	Star Trek: Discovery (2017)
Glen Anthony Baker Baker See fewer	Illuminatus (2014)
Alex Hatz Percival Emerson Percival Emerson See fewer	The Silence (II) (2019)
Marvin Hinz Shop Owner Shop Owner See fewer	Impulse (2018)
Daniel Krolik Reporter Reporter See fewer	Sidekick (2005)