William MacDonald

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.

Filmography

80
The Couple Across the Street ★ 6.0 The Couple Across the Street 2026 Another Sweet Christmas ★ 10.0 Another Sweet Christmas 2025 Stick ★ 7.2 Stick 2025 Home Sweet Christmas ★ 6.5 Home Sweet Christmas 2024 Tracker ★ 7.6 Tracker 2024 Double Life ★ 5.5 Double Life 2023 The Blessing Bracelet ★ 6.2 The Blessing Bracelet 2023 The Night Agent ★ 7.7 The Night Agent 2023 The Last of Us ★ 8.4 The Last of Us 2023 #Xmas ★ 5.3 #Xmas 2022 A Godwink Christmas: Miracle of Love ★ 5.8 A Godwink Christmas: Miracle of Love 2021 There's Someone Inside Your House ★ 5.3 There's Someone Inside Your House 2021 Resident Alien ★ 7.8 Resident Alien 2021 Upload ★ 7.8 Upload 2020 Rabbit ★ 10.0 Rabbit 2018 Garage Sale Mysteries: Picture a Murder ★ 6.1 Garage Sale Mysteries: Picture a Murder 2018 Summer of 84 ★ 6.9 Summer of 84 2018 The Terror ★ 7.4 The Terror 2018 Past Malice: An Emma Fielding Mystery ★ 6.5 Past Malice: An Emma Fielding Mystery 2018 The Good Doctor ★ 8.5 The Good Doctor 2017 Concrete Evidence: A Fixer Upper Mystery ★ 6.7 Concrete Evidence: A Fixer Upper Mystery 2017 Riverdale ★ 8.4 Riverdale 2017 Travelers ★ 7.6 Travelers 2016 Supergirl ★ 7.3 Supergirl 2015 The Flash ★ 7.8 The Flash 2014 The Captive ★ 5.8 The Captive 2014 Hemlock Grove ★ 7.1 Hemlock Grove 2013 The Phantoms ★ 7.0 The Phantoms 2012 Cold Blooded ★ 5.1 Cold Blooded 2012 Run Rabbit Run ★ 2.0 Run Rabbit Run 2012 Death Wish ★ 6.0 Death Wish 2010 Haven ★ 7.5 Haven 2010 Rookie Blue ★ 7.6 Rookie Blue 2010 Takedown ★ 4.5 Takedown 2010 Republic of Doyle ★ 7.0 Republic of Doyle 2010 Desperate Escape ★ 3.4 Desperate Escape 2009 Stargate Universe ★ 7.4 Stargate Universe 2009 The Listener ★ 6.9 The Listener 2009 Storm Seekers ★ 5.9 Storm Seekers 2009 Northern Lights ★ 6.0 Northern Lights 2009 Fragile Fragile 2009 Mail Order Bride ★ 6.5 Mail Order Bride 2008 Trial by Fire ★ 5.4 Trial by Fire 2008 On the Other Hand, Death: A Donald Strachey Mystery ★ 5.4 On the Other Hand, Death: A Donald Strachey Mystery 2008 Hybrid ★ 4.2 Hybrid 2007 White Noise 2: The Light ★ 5.6 White Noise 2: The Light 2007 To Have and to Hold ★ 2.3 To Have and to Hold 2006 Mount Pleasant ★ 6.7 Mount Pleasant 2006 Psych ★ 7.9 Psych 2006 Hollow Man II ★ 4.9 Hollow Man II 2006 Slither ★ 6.5 Slither 2006 Final Days of Planet Earth ★ 4.8 Final Days of Planet Earth 2006 Absolute Zero ★ 5.1 Absolute Zero 2006 Supernatural ★ 8.3 Supernatural 2005 Personal Effects ★ 5.9 Personal Effects 2005 The Colt ★ 5.8 The Colt 2005 A Beachcombers Christmas ★ 7.0 A Beachcombers Christmas 2004 Shelf Life ★ 5.2 Shelf Life 2004 Stargate Atlantis ★ 8.0 Stargate Atlantis 2004 Tru Calling ★ 7.3 Tru Calling 2003 Water's Edge ★ 5.4 Water's Edge 2003 The Snow Walker ★ 7.0 The Snow Walker 2003 Mayday ★ 8.2 Mayday 2003 Betraying Reason ★ 8.0 Betraying Reason 2003 The Rhino Brothers ★ 5.3 The Rhino Brothers 2002 The Dead Zone ★ 7.3 The Dead Zone 2002 Smallville ★ 8.2 Smallville 2001 The Spiral Staircase ★ 5.4 The Spiral Staircase 2000 Call of the Wild ★ 6.6 Call of the Wild 2000 Romeo Must Die ★ 6.3 Romeo Must Die 2000 The Virginian ★ 5.4 The Virginian 2000 Call of the Wild ★ 7.0 Call of the Wild 2000 Dudley Do-Right ★ 4.1 Dudley Do-Right 1999 Don't Look Down ★ 4.4 Don't Look Down 1998 The Vigil ★ 8.0 The Vigil 1998 Rupert's Land ★ 9.0 Rupert's Land 1998 Golf Punks ★ 3.6 Golf Punks 1998 Goldrush: A Real Life Alaskan Adventure ★ 6.6 Goldrush: A Real Life Alaskan Adventure 1998 Blackheart ★ 4.2 Blackheart 1998 Contagious ★ 4.5 Contagious 1997