John Ralston
Acting1964Miramichi, New Brunswick, Canada
Biography
John Ralston (born October 9th, 1964) is a Canadian actor. He is most known for his roles are George Venturi on Life with Derek and Mr. Avenir on Strange Days at Blake Holsey High.
Known For
Acting History
2025
Overcompensating
TVas Professor Cleary• 2 eps
Law & Order Toronto: Criminal Intent
TVas Christopher Parsons• 1 eps
2023
Life With Luca
as George Venturi
Infinity Pool
as Dr. Modan
Motherland
as Werner
Ginny & Georgia
TVas Whit Randolph• 2 eps
Joe Pickett
TVas Derek Longbrake• 6 eps
2022
Transplant
TVas Mr. Chandler• 1 eps
2021
Crisis
as FDA Chairman
Die in a Gunfight
as William Rathcart
Two for the Win
as Tom O'Neill
The Expanse: One Ship
TVas MCRN Admiral• 1 eps
2020
2019
2018
Mary Goes Round
as Walter "Walt" Jackson
On the Basis of Sex
as Tom Miller
2017
The Curse of Buckout Road
as John Buckhout
Frankie Drake Mysteries
TVas Donald Adams• 1 eps
2016
2015
Pound of Flesh
as George
Degrassi: Don't Look Back
as Mr. Miles Hollingsworth II
Haven
TVas Walter• 2 eps
Pound of Flesh
Associate Producer
2014
2013
The Informant
as John Wexford
Degrassi
TVas Mr. Miles Hollingsworth II• 2 eps
Played
TVas Thomas Novak• 1 eps
2012
The Listener
TVas Mitch Deerfoot• 1 eps
2011
Nikita
TVas Dr. Joseph Mars• 1 eps
2008
A Near Death Experience
as Dr. William Shaw
2007
Kaw
as Oskar
Demons from Her Past
as Quentin Baxter
Flash Gordon
TVas Ming the Merciless• 21 eps
Friends and Heroes
TVas Lucius• 26 eps
2006
2005
Life with Derek
TVas George Venturi• 70 eps
2004
The Cradle Will Fall
as Richard Carroll
Irish Eyes
as Paul Keaton
2003
Mutant X
TVas Carl• 1 eps
2001
2000
Turn It Up
as Mr. White
Earth: Final Conflict
TVas Dr. Raymond Fuchs / Stephen• 1 eps
1998
Ice
as Airport Gunman
Highlander: The Raven
TVas Riley Del Deegan• 1 eps