William MacDonald
Known for acting
95 credits
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
Riverdale
2017
Travelers
2016
The Good Doctor
2017
The Flash
2014
Summer of 84
2018
There's Someone Inside Your House
2021
The Terror
2018
Cold Blooded
2012
Call of the Wild
2000
Alien Agent
2007
Hollow Man II
2006
#Xmas
2022
Acting (95)
2026I Will Find YouDanny RamirezSeries
2026The Couple Across the StreetTom SullivanFilm
2025StickRon(uncredited)Series
2025Another Sweet ChristmasDeclan 'Fitzy' FitzgeraldFilm
2024TrackerSheriff GaleSeries
2024Home Sweet ChristmasDeclan 'Fitzy' FitzgeraldFilm
2023The Last of UsDoubleSeries
2023The Night AgentHenrySeries
2023Double LifeGlen VukovichFilm
2023The Blessing BraceletChuck SpencerFilm
2022#XmasJack FaisonFilm
2021Resident AlienFarmerSeries
2021There's Someone Inside Your HouseMr. SandfordFilm
2021A Godwink Christmas: Miracle of LoveJohn FellmanFilm
2020UploadReverend PeyfortSeries
2018Summer of 84Sheriff CaldwellFilm
2018The TerrorGeorge Nicol · 3 episodesSeries
2018Past Malice: An Emma Fielding MysterySherman ArlingtonFilm
2018Garage Sale Mysteries: Picture a MurderScott BradyFilm
2018RabbitLeon (as Bill MacDonald)Film
2017RiverdalePrincipal Featherhead · 15 episodes, Warden Norton · 5 episodesSeries
2017The Good DoctorBob Cravens · 2 episodesSeries
2017Concrete Evidence: A Fixer Upper MysteryPrincipal Darren DeanFilm
2016TravelersGary Holden · 9 episodesSeries
2015SupergirlDr. KaplanSeries
2014The FlashGene Huskk · 2 episodesSeries
2014The CaptiveFrankFilm
2013Hemlock GroveJeargen KnauffSeries
2012Cold BloodedLouis HollandFilm
2012Run Rabbit RunBaby DollFilm
2012The PhantomsSteve BoucherFilm
2010HavenBoss MechanicSeries
2010Rookie BlueBuson / SheldonSeries
2010Republic of DoyleLogan HicksSeries
2010TakedownStross RepresentativeFilm
2010Death WishElvisFilm
2009Stargate UniverseVirgil BiggsSeries
2009The ListenerMatt CollinsSeries
2009Northern LightsDeputy Otto GruberFilm
2009Storm SeekersEli HarderFilm
2009Desperate EscapeDetective HansonFilm
2009FragileDoormanFilm
2008On the Other Hand, Death: A Donald Strachey MysteryJonas BaskinFilm
2008Trial by FireTrip CrandallFilm
2008Mail Order BrideSherrifFilm
2007White Noise 2: The LightDr. KarrasFilm
2007Alien AgentSheriff DevlinFilm
2007HybridFilm
2006SlitherMr. StrutemyerFilm
2006PsychPhilSeries
2006Hollow Man IICol. Gavin BishopFilm
2006Absolute ZeroDempsyFilm
2006Final Days of Planet EarthCruikshankFilm
2006Mount PleasantJackFilm
2006To Have and to HoldDet. WilsonFilm
2005SupernaturalAbraham Peterson, SheriffSeries
2005The ColtSgt. WoodruffFilm
2005Personal EffectsArthur StowellFilm
2004Stargate AtlantisCaptain GriffinSeries
2004Shelf LifeMartinFilm
2004A Beachcombers ChristmasEarl DeckerFilm
2003MaydayFirst Officer DillardSeries
2003Tru CallingNeighbourSeries
2003The Snow WalkerMiner in BarFilm
2003Water's EdgeT. WallaceFilm
2003Betraying ReasonHoopFilm
2002The Dead ZoneCathan DonnegalSeries
2002The Rhino BrothersSasha KanachowskiFilm
2001SmallvilleMastersonSeries
2000Romeo Must DieOfficerFilm
2000The Spiral StaircaseSheriff BellFilm
2000The VirginianScipioFilm
2000Call of the Wild · 13 episodesSeries
2000Call of the WildThe SwedeFilm
1999Dudley Do-RightIn the BackFilm
1998Don't Look DownBenFilm
1998Golf PunksPhelps (as William Macdonald)Film
1998Goldrush: A Real Life Alaskan AdventureChloroformerFilm
1998BlackheartBooneFilm
1998The VigilGeorgeFilm
1998Rupert's LandBradFilm
1997ContagiousDrug WorkerFilm
1997BarnoneMikeFilm
1996MillenniumAgent NolanSeries
1996The SentinelDellSeries
1996Poltergeist: The LegacyJonesSeries
1996Gang in BlueGroatFilm
1995SlidersMedical MoonsuitSeries
1995The Outer LimitsFBI Special Agent Grant, Gary Rosman, MuggerSeries
1994ViperHarperSeries
1993The X-FilesDr. Oppenheim, Agent Kazanjian, Officer Trott, Deputy Buddy Riggs, Federal MarshallSeries
1991Posing: Inspired by Three Real StoriesEvan StaffordFilm
1990The Fourth WarMP CorporalFilm
1989Quantum LeapConductorSeries
1985MacGyverParamedicSeries