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