William MacDonald
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.
TV Shows(35)
Stick
Ron(uncredited)
2025
Tracker
Sheriff Gale
2024
The Night Agent
Henry
2023
The Last of Us
Double
2023
Resident Alien
Farmer
2021
Upload
Reverend Peyfort
2020
The Terror
George Nicol
2018
The Good Doctor
Bob Cravens
2017
Riverdale
Principal Featherhead
2017
Travelers
Gary Holden
2016
Supergirl
Dr. Kaplan
2015
The Flash
Gene Huskk
2014
Hemlock Grove
Jeargen Knauff
2013
Haven
Boss Mechanic
2010
Rookie Blue
Buson / Sheldon
2010
Republic of Doyle
Logan Hicks
2010
Stargate Universe
Virgil Biggs
2009
The Listener
Matt Collins
2009
Psych
Phil
2006
Supernatural
Abraham Peterson
2005
Stargate Atlantis
Captain Griffin
2004
Tru Calling
Neighbour
2003
Mayday
First Officer Dillard
2003
The Dead Zone
Cathan Donnegal
2002
Smallville
Masterson
2001
Call of the Wild
2000
Millennium
Agent Nolan
1996
Poltergeist: The Legacy
Jones
1996
The Sentinel
Dell
1996
The Outer Limits
FBI Special Agent Grant
1995
Sliders
Medical Moonsuit
1995
Viper
Harper
1994
The X-Files
Dr. Oppenheim
1993
Quantum Leap
Conductor
1989
MacGyver
Paramedic
1985
Movies(57)
The Couple Across the Street
Tom Sullivan
2026
Another Sweet Christmas
Declan 'Fitzy' Fitzgerald
2025
Home Sweet Christmas
Declan 'Fitzy' Fitzgerald
2024
Double Life
Glen Vukovich
2023
The Blessing Bracelet
Chuck Spencer
2023
#Xmas
Jack Faison
2022
A Godwink Christmas: Miracle of Love
John Fellman
2021
There's Someone Inside Your House
Mr. Sandford
2021
Rabbit
Leon (as Bill MacDonald)
2018
Garage Sale Mysteries: Picture a Murder
Scott Brady
2018
Summer of 84
Sheriff Caldwell
2018
Past Malice: An Emma Fielding Mystery
Sherman Arlington
2018
Concrete Evidence: A Fixer Upper Mystery
Principal Darren Dean
2017
The Captive
Frank
2014
The Phantoms
Steve Boucher
2012
Cold Blooded
Louis Holland
2012
Run Rabbit Run
Baby Doll
2012
Death Wish
Elvis
2010
Takedown
Stross Representative
2010
Desperate Escape
Detective Hanson
2009
Storm Seekers
Eli Harder
2009
Northern Lights
Deputy Otto Gruber
2009
Fragile
Doorman
2009
Mail Order Bride
Sherrif
2008
Trial by Fire
Trip Crandall
2008
On the Other Hand, Death: A Donald Strachey Mystery
Jonas Baskin
2008
Hybrid
2007
White Noise 2: The Light
Dr. Karras
2007
To Have and to Hold
Det. Wilson
2006
Mount Pleasant
Jack
2006
Hollow Man II
Col. Gavin Bishop
2006
Final Days of Planet Earth
Cruikshank
2006
Absolute Zero
Dempsy
2006
Personal Effects
Arthur Stowell
2005
The Colt
Sgt. Woodruff
2005
A Beachcombers Christmas
Earl Decker
2004
Shelf Life
Martin
2004
Water's Edge
T. Wallace
2003
The Snow Walker
Miner in Bar
2003
Betraying Reason
Hoop
2003
The Rhino Brothers
Sasha Kanachowski
2002
The Spiral Staircase
Sheriff Bell
2000
Romeo Must Die
Officer
2000
The Virginian
Scipio
2000
The Call of the Wild
The Swede
2000
Dudley Do-Right
In the Back
1999
Don't Look Down
Ben
1998
The Vigil
George
1998
Rupert's Land
Brad
1998
Golf Punks
Phelps (as William Macdonald)
1998
Goldrush: A Real Life Alaskan Adventure
Chloroformer
1998
Blackheart
Boone
1998
Contagious
Drug Worker
1997
Barnone
Mike
1997
Gang in Blue
Groat
1996
Posing: Inspired by Three Real Stories
Evan Stafford
1991
The Fourth War
MP Corporal
1990