John Ralston
ActingTotal Credits
79
Acting
79
First Credit
1996
Latest Credit
2025
Strange Days at Blake Holsey High
Actor
2002
Ginny & Georgia
Whit Randolph
2021
Degrassi
Mr. Miles Hollingsworth II
2001
Haven
Walter
2010
Transplant
Mr. Chandler
2020
Zoey's Extraordinary Playlist
Paul
2020
Brave New Girl
Jason Sloan
2004
On the Basis of Sex
Tom Miller
2018
Overcompensating
Professor Cleary
2025
Private Eyes
Joel Coleman
2016
Nikita
Dr. Joseph Mars
2010
Bitten
Sasha Antonov
2014
Law & Order Toronto: Criminal Intent
Christopher Parsons
2024
Ready or Not
Stevens
2019
Joe Pickett
Derek Longbrake
2021
Defending Our Kids: The Julie Posey Story
Steve 42
2003
The Listener
Mitch Deerfoot
2009
Psi Factor: Chronicles of the Paranormal
Actor
1996
Life with Derek
George Venturi
2005
The Expanse: One Ship
MCRN Admiral
2021
Earth: Final Conflict
Dr. Raymond Fuchs / Stephen
1997
Mutant X
Carl
2001
Ascension
Robert Bryce
2014
Vacation with Derek
George Venturi
2010
The Curse of Buckout Road
John Buckhout
2017
Two for the Win
Tom O'Neill
2021
Two Lovers and a Bear
Lucy's Father
2016
Frankie Drake Mysteries
Donald Adams
2017
South of the Moon
Matt Hawkins
2008
Mary Goes Round
Walter "Walt" Jackson
2018
Crisis
FDA Chairman
2021
The Informant
John Wexford
2013
Infinity Pool
Dr. Modan
2023
Exit Wounds
Mulcahy's Date
2001
The Calling
Andrew Pederson
2014
Stockholm
Detective Jakobsson
2019
Pound of Flesh
George · Associate Producer
2015
Nadia, Butterfly
Greg Dale
2020
Our House
Richard
2018
Flash Gordon
Ming the Merciless
2007
Sadie's Last Days on Earth
Burt
2016
Highlander: The Raven
Riley Del Deegan
1998
Die in a Gunfight
William Rathcart
2021
Radio Silence
Stuart Wells
2019
Ice
Airport Gunman
1998
Her Best Friend's Husband
Elliott
2002
The Cradle Will Fall
Richard Carroll
2004
A Near Death Experience
Dr. William Shaw
2008
Earthstorm
Dr. Garth Bender
2006
Turn It Up
Mr. White
2000
Kaw
Oskar
2007
Tainted
Gregor
2020
Friends and Heroes
Lucius
2007
Counselling
Clark
Sam's Army
Actor
1999
Angela's Eyes
Actor
2006
This Is Wonderland
Len Taft · Actor
2004
Life with Luca
George Venturi
2023
Degrassi: Don't Look Back
Mr. Miles Hollingsworth II
2015
Raw Opium
Self - Narrator
2011