William MacDonald
Biography
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.
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William MacDonald — movies and TV shows
8.3SeriesSupernatural
2005
7.7SeriesThe Flash
2014
8.2SeriesSmallville
2001
8.2SeriesMayday
2003
8.5SeriesThe Good Doctor
2017
8.4SeriesThe X-Files
1993
7.9SeriesPsych
2006
7.7SeriesMacGyver
1985
7.6SeriesTracker
2024
8.0SeriesQuantum Leap
1989
8.4SeriesRiverdale
2017
8.4SeriesThe Last of Us
2023
8.0SeriesStargate Atlantis
2004
7.3SeriesSupergirl
2015
7.7SeriesThe Night Agent
2023
7.6SeriesTravelers
2016
7.3SeriesThe Dead Zone
2002
7.5SeriesHaven
2010
7.8SeriesResident Alien
2021
7.7SeriesThe Outer Limits
1995
7.6SeriesSliders
1995
7.8SeriesUpload
2020
7.7SeriesMillennium
1996
7.7SeriesRookie Blue
2010
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7.2SeriesThe Sentinel
1996
7.4SeriesStargate Universe
2009
6.9SeriesThe Listener
2009
8.2SeriesI Will Find You
2026
6.2SeriesViper
1994
7.2SeriesTru Calling
2003
7.1SeriesHemlock Grove
2013
7.4SeriesThe Terror
2018
7.0SeriesRepublic of Doyle
2010
7.3SeriesStick
2025
6.3FilmRomeo Must Die
2000
5.5FilmWhite Noise 2: The Light
2007
4.9FilmHollow Man II
2006
6.3SeriesPoltergeist: The Legacy
1996
5.8FilmThe Captive
2014
5.3FilmThere's Someone Inside Your House
2021
6.9FilmSummer of 84
2018
6.5FilmSlither
2006
4.1FilmDudley Do-Right
1999
5.4Film#Xmas
2022
4.4FilmDon't Look Down
1998
7.0FilmThe Snow Walker
2003
4.2FilmAlien Agent
2007
5.5FilmDouble Life
2023
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6.6SeriesCall of the Wild
2000
10.0FilmAnother Sweet Christmas
2025
4.8FilmFinal Days of Planet Earth
2006
6.6FilmGoldrush: A Real Life Alaskan Adventure
1998
5.8FilmThe Couple Across the Street
2026
4.4FilmHybrid
2007
6.0FilmNorthern Lights
2009
5.4FilmOn the Other Hand, Death: A Donald Strachey Mystery
2008
5.1FilmCold Blooded
2012
5.3FilmThe Fourth War
1990
5.4FilmTrial by Fire
2008
5.4FilmWater's Edge
2003