William MacDonald
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.
Known for
8.5
The Good Doctor
2017 · TV
8.4
The Last of Us
2023 · TV
8.4
Riverdale
2017 · TV
8.4
The X-Files
1993 · TV
8.3
Supernatural
2005 · TV
8.3
I Will Find You
2026 · TV
8.2
Smallville
2001 · TV
8.2
Mayday
2003 · TV
8.0
Stargate Atlantis
2004 · TV
8.0
Quantum Leap
1989 · TV
7.9
Psych
2006 · TV
7.8
The Flash
2014 · TV
7.8
Resident Alien
2021 · TV
7.8
Upload
2020 · TV
7.7
MacGyver
1985 · TV
7.7
Millennium
1996 · TV
7.7
The Outer Limits
1995 · TV
7.7
The Night Agent
2023 · TV
7.6
Rookie Blue
2010 · TV
7.6
Tracker
2024 · TV
7.6
Travelers
2016 · TV
7.6
Sliders
1995 · TV
7.5
Haven
2010 · TV
6.6
Call of the Wild
2000 · TV
7.4
Stargate Universe
2009 · TV
7.2
The Sentinel
1996 · TV
7.3
The Dead Zone
2002 · TV
7.4
The Terror
2018 · TV
7.0
Republic of Doyle
2010 · TV
7.3
Tru Calling
2003 · TV
7.2
Stick
2025 · TV
7.3
Supergirl
2015 · TV
7.1
Hemlock Grove
2013 · TV
6.8
The Listener
2009 · TV
6.2
Poltergeist: The Legacy
1996 · TV
6.2
Viper
1994 · TV