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.
2026I Will Find YouTV showas Danny Ramirez · 1 episodes
2026The Couple Across the StreetMovieas Tom Sullivan
2025Another Sweet ChristmasMovieas Declan 'Fitzy' Fitzgerald
2025StickTV showas Ron(uncredited) · 1 episodes
2024Home Sweet ChristmasMovieas Declan 'Fitzy' Fitzgerald
2024TrackerTV showas Sheriff Gale · 1 episodes
2023Double LifeMovieas Glen Vukovich
2023The Blessing BraceletMovieas Chuck Spencer2023The Night AgentTV showas Henry · 1 episodes2023The Last of UsTV showas Double · 1 episodes
2022#XmasMovieas Jack Faison · as Jack
2021A Godwink Christmas: Miracle of LoveMovieas John Fellman
2021There's Someone Inside Your HouseMovieas Mr. Sandford2021Resident AlienTV showas Farmer · 1 episodes2020UploadTV showas Reverend Peyfort · 1 episodes
2018Garage Sale Mysteries: Picture a MurderMovieas Scott Brady2018Summer of 84Movieas Sheriff Caldwell2018The TerrorTV showas George Nicol · 3 episodes
2018Past Malice: An Emma Fielding MysteryMovieas Sherman Arlington2017The Good DoctorTV showas Bob Cravens · 2 episodes
2017Concrete Evidence: A Fixer Upper MysteryMovieas Principal Darren Dean2017RiverdaleTV showas Principal Featherhead · as Warden Norton · 15 episodes2016TravelersTV showas Gary Holden · 9 episodes2015SupergirlTV showas Dr. Kaplan · 1 episodes2014The FlashTV showas Gene Huskk · 2 episodes2014The CaptiveMovieas Frank
2013Hemlock GroveTV showas Jeargen Knauff · 1 episodes
2012The PhantomsMovieas Steve Boucher
2012Cold BloodedMovieas Louis Holland
2012Run Rabbit RunMovieas Baby Doll
2010Death WishMovieas Elvis
2010HavenTV showas Boss Mechanic · 1 episodes
2010Rookie BlueTV showas Buson / Sheldon · 1 episodes
2010TakedownMovieas Stross Representative
2010Republic of DoyleTV showas Logan Hicks · 1 episodes
2009Desperate EscapeMovieas Detective Hanson
2009Stargate UniverseTV showas Virgil Biggs · 1 episodes
2009The ListenerTV showas Matt Collins · 1 episodes
2009Storm SeekersMovieas Eli Harder
2009Northern LightsMovieas Deputy Otto Gruber
2009FragileMovieas Doorman
2008Mail Order BrideMovieas Sherrif
2008Trial by FireMovieas Trip Crandall
2008On the Other Hand, Death: A Donald Strachey MysteryMovieas Jonas Baskin
2007HybridMovie
2007Alien AgentMovieas Sheriff Devlin
2007White Noise 2: The LightMovieas Dr. Karras
2006To Have and to HoldMovieas Det. Wilson
2006Mount PleasantMovieas Jack2006PsychTV showas Phil · 1 episodes
2006Hollow Man IIMovieas Col. Gavin Bishop2006SlitherMovieas Mr. Strutemyer
2006Final Days of Planet EarthMovieas Cruikshank
2006Absolute ZeroMovieas Dempsy2005SupernaturalTV showas Abraham Peterson · as Sheriff · 1 episodes
2005Personal EffectsMovieas Arthur Stowell
2005The ColtMovieas Sgt. Woodruff
2004A Beachcombers ChristmasMovieas Earl Decker
2004Shelf LifeMovieas Martin2004Stargate AtlantisTV showas Captain Griffin · 1 episodes
2003Tru CallingTV showas Neighbour · 1 episodes
2003Water's EdgeMovieas T. Wallace
2003The Snow WalkerMovieas Miner in Bar
2003MaydayTV showas First Officer Dillard · 1 episodes
2003Betraying ReasonMovieas Hoop
2002The Rhino BrothersMovieas Sasha Kanachowski
2002The Dead ZoneTV showas Cathan Donnegal · 1 episodes2001SmallvilleTV showas Masterson · 1 episodes
2000The Spiral StaircaseMovieas Sheriff Bell
2000Call of the WildTV show13 episodes2000Romeo Must DieMovieas Officer
2000The VirginianMovieas Scipio
2000Call of the WildMovieas The Swede
1999Dudley Do-RightMovieas In the Back
1998Don't Look DownMovieas Ben
1998The VigilMovieas George
1998Rupert's LandMovieas Brad
1998Golf PunksMovieas Phelps (as William Macdonald)
1998Goldrush: A Real Life Alaskan AdventureMovieas Chloroformer
1998BlackheartMovieas Boone
1997ContagiousMovieas Drug Worker
1997BarnoneMovieas Mike
1996MillenniumTV showas Agent Nolan · 1 episodes
1996Gang in BlueMovieas Groat
1996Poltergeist: The LegacyTV showas Jones · 1 episodes
1996The SentinelTV showas Dell · 1 episodes
1995The Outer LimitsTV showas FBI Special Agent Grant · as Gary Rosman · as Mugger · 1 episodes
1995SlidersTV showas Medical Moonsuit · 1 episodes
1994ViperTV showas Harper · 1 episodes1993The X-FilesTV showas Dr. Oppenheim · as Agent Kazanjian · as Officer Trott · as Deputy Buddy Riggs · as Federal Marshall · 1 episodes
1991Posing: Inspired by Three Real StoriesMovieas Evan Stafford
1990The Fourth WarMovieas MP Corporal
1989Quantum LeapTV showas Conductor · 1 episodes1985MacGyverTV showas Paramedic · 1 episodes