William MacDonald

Known for Acting

William MacDonald is a prolific Canadian actor and producer known for extensive work in television, film, and over 80 theatrical productions. He is recognized for roles in Riverdale, The Good Doctor, Supergirl (Dr. Kaplan), and The Flash (Gene Huskk). He is frequently confused with fellow Canadian actor Bill MacDonald, as both share similar credits and guest-star in similar procedural dramas.Read more

Movies & web series

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Another Sweet Christmas

2025 · Movie

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Rabbit

2018 · Movie

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Barnone

1997 · Movie

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Rupert's Land

1998 · Movie

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The Good Doctor

2017 · Series

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The Last of Us

2023 · Series

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Riverdale

2017 · Series

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I Will Find You

2026 · Series

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Supernatural

2005 · Series

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The X-Files

1993 · Series

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Mayday

2003 · Series

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Smallville

2001 · Series

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Stargate Atlantis

2004 · Series

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Betraying Reason

2003 · Movie

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Resident Alien

2021 · Series

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Upload

2020 · Series

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The Vigil

1998 · Movie

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Psych

2006 · Series

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The Night Agent

2023 · Series

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Quantum Leap

1989 · Series

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The Flash

2014 · Series

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Tracker

2024 · Series

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Rookie Blue

2010 · Series

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Travelers

2016 · Series

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Millennium

1996 · Series

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The Outer Limits

1995 · Series

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Haven

2010 · Series

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The Terror

2018 · Series

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MacGyver

1985 · Series

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Sliders

1995 · Series

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Stick

2025 · Series

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Stargate Universe

2009 · Series

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Supergirl

2015 · Series

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Tru Calling

2003 · Series

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The Dead Zone

2002 · Series

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Hemlock Grove

2013 · Series

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The Sentinel

1996 · Series

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The Phantoms

2012 · Movie

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Republic of Doyle

2010 · Series

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Summer of 84

2018 · Movie

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The Snow Walker

2003 · Movie

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A Beachcombers Christmas

2004 · Movie

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Call of the Wild

2000 · Movie

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The Listener

2009 · Series

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Concrete Evidence: A Fixer Upper Mystery

2017 · Movie

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Mount Pleasant

2006 · Movie

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Home Sweet Christmas

2024 · Movie

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Past Malice: An Emma Fielding Mystery

2018 · Movie