Acting
William MacDonald
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.
Filmography
The Couple Across the Street
Film · 2026
I Will Find You
Series · 2026
Another Sweet Christmas
Film · 2025
Stick
Series · 2025
Home Sweet Christmas
Film · 2024
Tracker
Series · 2024
The Blessing Bracelet
Film · 2023
Double Life
Film · 2023
The Night Agent
Series · 2023
The Last of Us
Series · 2023
#Xmas
Film · 2022
#Xmas
Film · 2022
A Godwink Christmas: Miracle of Love
Film · 2021
There's Someone Inside Your House
Film · 2021
Resident Alien
Series · 2021
Upload
Series · 2020
Garage Sale Mysteries: Picture a Murder
Film · 2018
Summer of 84
Film · 2018
Past Malice: An Emma Fielding Mystery
Film · 2018
Rabbit
Film · 2018
The Terror
Series · 2018
Concrete Evidence: A Fixer Upper Mystery
Film · 2017
Riverdale
Series · 2017
Riverdale
Series · 2017
The Good Doctor
Series · 2017
Travelers
Series · 2016
Supergirl
Series · 2015
The Captive
Film · 2014
The Flash
Series · 2014
Hemlock Grove
Series · 2013
Cold Blooded
Film · 2012
Run Rabbit Run
Film · 2012
The Phantoms
Film · 2012
Takedown
Film · 2010
Death Wish
Film · 2010
Haven
Series · 2010
Republic of Doyle
Series · 2010
Rookie Blue
Series · 2010
Northern Lights
Film · 2009
Storm Seekers
Film · 2009
Fragile
Film · 2009
Desperate Escape
Film · 2009
Stargate Universe
Series · 2009
The Listener
Series · 2009
Trial by Fire
Film · 2008
Mail Order Bride
Film · 2008
On the Other Hand, Death: A Donald Strachey Mystery
Film · 2008
White Noise 2: The Light
Film · 2007
Hybrid
Film · 2007
Alien Agent
Film · 2007
Hollow Man II
Film · 2006
Mount Pleasant
Film · 2006
Absolute Zero
Film · 2006
To Have and to Hold
Film · 2006
Final Days of Planet Earth
Film · 2006
Slither
Film · 2006
Psych
Series · 2006
Personal Effects
Film · 2005
The Colt
Film · 2005
Supernatural
Series · 2005
Supernatural
Series · 2005
A Beachcombers Christmas
Film · 2004
Shelf Life
Film · 2004
Stargate Atlantis
Series · 2004
Betraying Reason
Film · 2003
The Snow Walker
Film · 2003
Water's Edge
Film · 2003
Tru Calling
Series · 2003
Mayday
Series · 2003
The Rhino Brothers
Film · 2002
The Dead Zone
Series · 2002
Smallville
Series · 2001
Call of the Wild
Film · 2000
The Spiral Staircase
Film · 2000
The Virginian
Film · 2000
Romeo Must Die
Film · 2000
Call of the Wild
Series · 2000
Dudley Do-Right
Film · 1999
Golf Punks
Film · 1998
The Vigil
Film · 1998
Don't Look Down
Film · 1998
Rupert's Land
Film · 1998
Goldrush: A Real Life Alaskan Adventure
Film · 1998
Blackheart
Film · 1998
Contagious
Film · 1997
Barnone
Film · 1997
Gang in Blue
Film · 1996
Millennium
Series · 1996
Poltergeist: The Legacy
Series · 1996
The Sentinel
Series · 1996
The Outer Limits
Series · 1995
The Outer Limits
Series · 1995
The Outer Limits
Series · 1995
Sliders
Series · 1995
Viper
Series · 1994
The X-Files
Series · 1993
The X-Files
Series · 1993
The X-Files
Series · 1993
The X-Files
Series · 1993
The X-Files
Series · 1993
Posing: Inspired by Three Real Stories
Film · 1991
The Fourth War
Film · 1990
Quantum Leap
Series · 1989
MacGyver
Series · 1985