William MacDonald
Actor
Active 1985–present
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.
Filmography
I Will Find You (2026) - Danny RamirezStick (2025) - Ron(uncredited)Another Sweet Christmas (2025) - Declan 'Fitzy' FitzgeraldThe Couple Across the Street (2026) - Tom SullivanRiverdale (2017) - Warden Norton · Principal FeatherheadThe Good Doctor (2017) - Bob CravensSupernatural (2005) - Sheriff · Abraham PetersonThe Last of Us (2023) - DoubleThe Flash (2014) - Gene HuskkSmallville (2001) - MastersonThe X-Files (1993) - Deputy Buddy Riggs · Federal Marshall · Officer Trott · Agent Kazanjian · Dr. OppenheimSupergirl (2015) - Dr. KaplanStargate Atlantis (2004) - Captain GriffinUpload (2020) - Reverend PeyfortThe Night Agent (2023) - HenryPsych (2006) - PhilResident Alien (2021) - FarmerQuantum Leap (1989) - ConductorMacGyver (1985) - ParamedicTravelers (2016) - Gary HoldenThe Terror (2018) - George NicolSummer of 84 (2018) - Sheriff CaldwellStargate Universe (2009) - Virgil BiggsSlither (2006) - Mr. Strutemyer