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.

Filmography

• Overcompensating — Professor Cleary
• Law & Order Toronto: Criminal Intent — Christopher Parsons
• 2023Infinity Pool — Dr. Modan
• 2023Life with Luca — George Venturi
• 2023Motherland — Werner
• 2021Crisis — FDA Chairman
• 2021Die in a Gunfight — William Rathcart
• Ginny & Georgia — Whit Randolph
• Joe Pickett — Derek Longbrake
• The Expanse: One Ship — MCRN Admiral
• 2021Two for the Win — Tom O'Neill
• 2020Nadia, Butterfly — Greg Dale
• 2020Tainted — Gregor
• Transplant — Mr. Chandler
• Zoey's Extraordinary Playlist — Paul
• 2019May Your Dominion Expand — MacGregor
• 2019Radio Silence — Stuart Wells
• 2019Ready or Not — Stevens
• 2019Red Wine — Reuben
• 2019Stockholm — Detective Jakobsson
• 2018Mary Goes Round — Walter "Walt" Jackson
• 2018On the Basis of Sex — Tom Miller
• 2018Our House — Richard
• Frankie Drake Mysteries — Donald Adams
• 2017The Curse of Buckout Road — John Buckhout
• Private Eyes — Joel Coleman
• 2016Sadie's Last Days on Earth — Burt
• 2016The Stepchild — Bill
• 2016Two Lovers and a Bear — Lucy's Father
• 2015Degrassi: Don't Look Back — Mr. Miles Hollingsworth II
• 2015Pound of Flesh — George, Associate Producer
• Ascension — Robert Bryce
• Bitten — Sasha Antonov
• 2014Client Seduction — Detective Mike
• 2014The Calling — Andrew Pederson
• Played — Thomas Novak
• 2013The Informant — John Wexford
• Good God — Danny McClure
• Haven — Walter
• Living in Your Car
• Nikita — Dr. Joseph Mars
• 2010The Cult — William Rivers
• The Cult — William Rivers
• 2010Vacation with Derek — George Venturi
• The Listener — Mitch Deerfoot
• 2008A Near Death Experience — Dr. William Shaw
• 2008South of the Moon — Matt Hawkins
• 2007Demons from Her Past — Quentin Baxter
• Flash Gordon — Ming the Merciless
• Friends and Heroes — Lucius
• 2007Kaw — Oskar
• Angela's Eyes
• 2006Earthstorm — Dr. Garth Bender
• 2006Strange Days: Conclusions — Jack Avenir
• Life with Derek — George Venturi
• 2004Brave New Girl — Jason Sloan
• 2004Irish Eyes — Paul Keaton
• 2004The Cradle Will Fall — Richard Carroll
• This Is Wonderland — Len Taft
• 2003Defending Our Kids: The Julie Posey Story — Steve 42
• 2002Her Best Friend's Husband — Elliott
• 2002Power and Beauty — Frank Sinatra
• Strange Days at Blake Holsey High
• Blue Murder
• Degrassi — Mr. Miles Hollingsworth II
• 2001Exit Wounds — Mulcahy's Date
• 2001Khaled — Mr. Borquin
• Mutant X — Carl
• 2001Sanctuary — David Delaney
• 2000The Deadly Look of Love — D.A. Barry Fenley
• 2000Turn It Up — Mr. White
• 1999Sam's Army
• The City — Jack Berg
• Highlander: The Raven — Riley Del Deegan
• 1998Ice — Airport Gunman
• Earth: Final Conflict — Dr. Raymond Fuchs / Stephen
• La Femme Nikita — Sullivan Bates
• Psi Factor: Chronicles of the Paranormal
• Counselling — Clark

Appearances as themselves (1)

• 2011Raw Opium — Self - Narrator