8.4Acting
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.
Known For
Filmography
95 titles · Newest first · Cast and crew credits
I Will Find You
2026 · TV Show
Danny Ramirez
The Couple Across the Street
2026 · Movie
Tom Sullivan
Another Sweet Christmas
2025 · Movie
Declan 'Fitzy' Fitzgerald
Stick
2025 · TV Show
Ron(uncredited)
Home Sweet Christmas
2024 · Movie
Declan 'Fitzy' Fitzgerald
Tracker
2024 · TV Show
Sheriff Gale
Double Life
2023 · Movie
Glen Vukovich
The Blessing Bracelet
2023 · Movie
Chuck Spencer
The Last of Us
2023 · TV Show
Double
The Night Agent
2023 · TV Show
Henry
#Xmas
2022 · Movie
Jack Faison · Jack
A Godwink Christmas: Miracle of Love
2021 · Movie
John Fellman
Resident Alien
2021 · TV Show
Farmer
There's Someone Inside Your House
2021 · Movie
Mr. Sandford
Upload
2020 · TV Show
Reverend Peyfort
Garage Sale Mysteries: Picture a Murder
2018 · Movie
Scott Brady
Past Malice: An Emma Fielding Mystery
2018 · Movie
Sherman Arlington
Rabbit
2018 · Movie
Leon (as Bill MacDonald)
Summer of 84
2018 · Movie
Sheriff Caldwell
The Terror
2018 · TV Show
George Nicol
Concrete Evidence: A Fixer Upper Mystery
2017 · Movie
Principal Darren Dean
Riverdale
2017 · TV Show
Principal Featherhead · Warden Norton
The Good Doctor
2017 · TV Show
Bob Cravens
Travelers
2016 · TV Show
Gary Holden
Supergirl
2015 · TV Show
Dr. Kaplan
The Captive
2014 · Movie
Frank
The Flash
2014 · TV Show
Gene Huskk
Hemlock Grove
2013 · TV Show
Jeargen Knauff
Cold Blooded
2012 · Movie
Louis Holland
Run Rabbit Run
2012 · Movie
Baby Doll
The Phantoms
2012 · Movie
Steve Boucher
Death Wish
2010 · Movie
Elvis
Haven
2010 · TV Show
Boss Mechanic
Republic of Doyle
2010 · TV Show
Logan Hicks
Rookie Blue
2010 · TV Show
Buson / Sheldon
Takedown
2010 · Movie
Stross Representative
Desperate Escape
2009 · Movie
Detective Hanson
Fragile
2009 · Movie
Doorman
Northern Lights
2009 · Movie
Deputy Otto Gruber
Stargate Universe
2009 · TV Show
Virgil Biggs
Storm Seekers
2009 · Movie
Eli Harder
The Listener
2009 · TV Show
Matt Collins
Mail Order Bride
2008 · Movie
Sherrif
On the Other Hand, Death: A Donald Strachey Mystery
2008 · Movie
Jonas Baskin
Trial by Fire
2008 · Movie
Trip Crandall
Alien Agent
2007 · Movie
Sheriff Devlin
Hybrid
2007 · Movie
Cast
White Noise 2: The Light
2007 · Movie
Dr. Karras
Absolute Zero
2006 · Movie
Dempsy
Final Days of Planet Earth
2006 · Movie
Cruikshank
Hollow Man II
2006 · Movie
Col. Gavin Bishop
Mount Pleasant
2006 · Movie
Jack
Psych
2006 · TV Show
Phil
Slither
2006 · Movie
Mr. Strutemyer
To Have and to Hold
2006 · Movie
Det. Wilson
Personal Effects
2005 · Movie
Arthur Stowell
Supernatural
2005 · TV Show
Abraham Peterson · Sheriff
The Colt
2005 · Movie
Sgt. Woodruff
A Beachcombers Christmas
2004 · Movie
Earl Decker
Shelf Life
2004 · Movie
Martin
Stargate Atlantis
2004 · TV Show
Captain Griffin
Betraying Reason
2003 · Movie
Hoop
Mayday
2003 · TV Show
First Officer Dillard
The Snow Walker
2003 · Movie
Miner in Bar
Tru Calling
2003 · TV Show
Neighbour
Water's Edge
2003 · Movie
T. Wallace
The Dead Zone
2002 · TV Show
Cathan Donnegal
The Rhino Brothers
2002 · Movie
Sasha Kanachowski
Smallville
2001 · TV Show
Masterson
Call of the Wild
2000 · Movie
The Swede
Call of the Wild
2000 · TV Show
Cast
Romeo Must Die
2000 · Movie
Officer
The Spiral Staircase
2000 · Movie
Sheriff Bell
The Virginian
2000 · Movie
Scipio
Dudley Do-Right
1999 · Movie
In the Back
Blackheart
1998 · Movie
Boone
Don't Look Down
1998 · Movie
Ben
Goldrush: A Real Life Alaskan Adventure
1998 · Movie
Chloroformer
Golf Punks
1998 · Movie
Phelps (as William Macdonald)
Rupert's Land
1998 · Movie
Brad
The Vigil
1998 · Movie
George
Barnone
1997 · Movie
Mike
Contagious
1997 · Movie
Drug Worker
Gang in Blue
1996 · Movie
Groat
Millennium
1996 · TV Show
Agent Nolan
Poltergeist: The Legacy
1996 · TV Show
Jones
The Sentinel
1996 · TV Show
Dell
Sliders
1995 · TV Show
Medical Moonsuit
The Outer Limits
1995 · TV Show
FBI Special Agent Grant · Gary Rosman · Mugger
Viper
1994 · TV Show
Harper
The X-Files
1993 · TV Show
Dr. Oppenheim · Agent Kazanjian · Officer Trott · Deputy Buddy Riggs · Federal Marshall
Posing: Inspired by Three Real Stories
1991 · Movie
Evan Stafford
The Fourth War
1990 · Movie
MP Corporal
Quantum Leap
1989 · TV Show
Conductor
MacGyver
1985 · TV Show
Paramedic