Person

John Ralston

Acting · Born 1964-10-09 · Miramichi, New Brunswick, Canada

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.

• 

  Private Eyes

  Joel Coleman

• 

  Degrassi

  Mr. Miles Hollingsworth II

• 

  Haven

  Walter

• 

  Ginny & Georgia

  Whit Randolph

• 

  Earth: Final Conflict

  Dr. Raymond Fuchs / Stephen

• 

  Nikita

  Dr. Joseph Mars

• 

  The Listener

  Mitch Deerfoot

• 

  Ready or Not

  Stevens

• 

  Mutant X

  Carl

• 

  Transplant

  Mr. Chandler

• 2025OvercompensatingProfessor Cleary
• 2024Law & Order Toronto: Criminal IntentChristopher Parsons
• 2023MotherlandWerner
• 2023Life with LucaGeorge Venturi
• 2023Infinity PoolDr. Modan
• 2021The Expanse: One ShipMCRN Admiral
• 2021Joe PickettDerek Longbrake
• 2021Die in a GunfightWilliam Rathcart
• 2021CrisisFDA Chairman
• 2021Ginny & GeorgiaWhit Randolph
• 2021Two for the WinTom O'Neill
• 2020Nadia, ButterflyGreg Dale
• 2020TaintedGregor
• 2020TransplantMr. Chandler
• 2020Zoey's Extraordinary PlaylistPaul
• 2019May Your Dominion ExpandMacGregor
• 2019Ready or NotStevens
• 2019StockholmDetective Jakobsson
• 2019Radio SilenceStuart Wells
• 2019Red WineReuben
• 2018On the Basis of SexTom Miller
• 2018Our HouseRichard
• 2018Mary Goes RoundWalter "Walt" Jackson
• 2017The Curse of Buckout RoadJohn Buckhout
• 2017Frankie Drake MysteriesDonald Adams
• 2016Sadie's Last Days on EarthBurt
• 2016Two Lovers and a BearLucy's Father
• 2016Private EyesJoel Coleman
• 2016The StepchildBill
• 2015Degrassi: Don't Look BackMr. Miles Hollingsworth II
• 2015Pound of FleshGeorge
• 2014AscensionRobert Bryce
• 2014Client SeductionDetective Mike
• 2014The CallingAndrew Pederson
• 2014BittenSasha Antonov
• 2013PlayedThomas Novak
• 2013The InformantJohn Wexford
• 2012Good GodDanny McClure
• 2011Raw OpiumSelf - Narrator
• 2010NikitaDr. Joseph Mars
• 2010HavenWalter
• 2010Vacation with DerekGeorge Venturi
• 2010The CultWilliam Rivers
• 2010The CultWilliam Rivers
• 2010Living in Your Car
• 2009The ListenerMitch Deerfoot
• 2008South of the MoonMatt Hawkins
• 2008A Near Death ExperienceDr. William Shaw
• 2007Flash GordonMing the Merciless
• 2007KawOskar
• 2007Friends and HeroesLucius
• 2007Demons from Her PastQuentin Baxter
• 2006Angela's Eyes
• 2006EarthstormDr. Garth Bender
• 2006Strange Days: ConclusionsJack Avenir
• 2005Life with DerekGeorge Venturi
• 2004Irish EyesPaul Keaton
• 2004Brave New GirlJason Sloan
• 2004This Is WonderlandLen Taft
• 2004The Cradle Will FallRichard Carroll
• 2003Defending Our Kids: The Julie Posey StorySteve 42
• 2002Strange Days at Blake Holsey High
• 2002Power and BeautyFrank Sinatra
• 2002Her Best Friend's HusbandElliott
• 2001DegrassiMr. Miles Hollingsworth II
• 2001Mutant XCarl
• 2001KhaledMr. Borquin
• 2001Exit WoundsMulcahy's Date
• 2001SanctuaryDavid Delaney
• 2001Blue Murder
• 2000Turn It UpMr. White
• 2000The Deadly Look of LoveD.A. Barry Fenley
• 1999The CityJack Berg
• 1999Sam's Army
• 1998Highlander: The RavenRiley Del Deegan
• 1998IceAirport Gunman
• 1997Earth: Final ConflictDr. Raymond Fuchs / Stephen
• 1996Psi Factor: Chronicles of the Paranormal
• —CounsellingClark