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John Ralston

Cast & creator

John Ralston

1964-10-09 (age 61) Miramichi, New Brunswick, Canada Website IMDb

Best known for Degrassi, Private Eyes, Haven

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.

Movies

49

film credits

Series

33

television credits

Career

81

1996–2025 · acting roles

Credit score

6.5

average across scored titles

Signature credits

Known for

Ordered by popularity

Degrassi

Degrassi

Mr. Miles Hollingsworth II · 2001

Private Eyes

Private Eyes

Joel Coleman · 2016

Haven

Haven

Walter · 2010

La Femme Nikita

La Femme Nikita

Sullivan Bates · 1997

Earth: Final Conflict

Earth: Final Conflict

Dr. Raymond Fuchs / Stephen · 1997

Across film & television

Filmography (82)

Search filmography

Showing 82 of 82 credits

Degrassi

Degrassi

Mr. Miles Hollingsworth II

Private Eyes

Private Eyes

Joel Coleman

Haven

Haven

Walter

La Femme Nikita

La Femme Nikita

Sullivan Bates

Earth: Final Conflict

Earth: Final Conflict

Dr. Raymond Fuchs / Stephen

Nikita

Nikita

Dr. Joseph Mars

The Listener

The Listener

Mitch Deerfoot

Mutant X

Mutant X

Carl

Psi Factor: Chronicles of the Paranormal

Psi Factor: Chronicles of the Paranormal

Law & Order Toronto: Criminal Intent

Law & Order Toronto: Criminal Intent

Christopher Parsons

Transplant

Transplant

Mr. Chandler

Joe Pickett

Joe Pickett

Derek Longbrake

Ginny & Georgia

Ginny & Georgia

Whit Randolph

Ready or Not

Ready or Not

Stevens

This Is Wonderland

This Is Wonderland

Len Taft

This Is Wonderland

This Is Wonderland

Frankie Drake Mysteries

Frankie Drake Mysteries

Donald Adams

Zoey's Extraordinary Playlist

Zoey's Extraordinary Playlist

Paul

Overcompensating

Overcompensating

Professor Cleary

Bitten

Bitten

Sasha Antonov

Highlander: The Raven

Highlander: The Raven

Riley Del Deegan

Life with Derek

Life with Derek

George Venturi

Flash Gordon

Flash Gordon

Ming the Merciless

Blue Murder

Blue Murder

Strange Days at Blake Holsey High

Strange Days at Blake Holsey High

Ascension

Ascension

Robert Bryce

Played

Played

Thomas Novak

Infinity Pool

Infinity Pool

Dr. Modan

Friends and Heroes

Friends and Heroes

Lucius

Exit Wounds

Exit Wounds

Mulcahy's Date

On the Basis of Sex

On the Basis of Sex

Tom Miller

Angela's Eyes

Angela's Eyes

The City

The City

Jack Berg

Living in Your Car

Stockholm

Stockholm

Detective Jakobsson

The Expanse: One Ship

The Expanse: One Ship

MCRN Admiral

Die in a Gunfight

Die in a Gunfight

William Rathcart

Crisis

Crisis

FDA Chairman

Pound of Flesh

Pound of Flesh

George

Pound of Flesh

Pound of Flesh

Associate Producer

The Calling

The Calling

Andrew Pederson

Good God

Good God

Danny McClure

Our House

Our House

Richard

The Cult

William Rivers

Two Lovers and a Bear

Two Lovers and a Bear

Lucy's Father

Ice

Ice

Airport Gunman

The Cradle Will Fall

The Cradle Will Fall

Richard Carroll

The Curse of Buckout Road

The Curse of Buckout Road

John Buckhout

Mary Goes Round

Mary Goes Round

Walter "Walt" Jackson

Kaw

Kaw

Oskar

Nadia, Butterfly

Nadia, Butterfly

Greg Dale

Her Best Friend's Husband

Her Best Friend's Husband

Elliott

The Deadly Look of Love

The Deadly Look of Love

D.A. Barry Fenley

The Cult

The Cult

William Rivers

South of the Moon

South of the Moon

Matt Hawkins

Brave New Girl

Brave New Girl

Jason Sloan

Degrassi: Don't Look Back

Degrassi: Don't Look Back

Mr. Miles Hollingsworth II

Two for the Win

Two for the Win

Tom O'Neill

Earthstorm

Earthstorm

Dr. Garth Bender

A Near Death Experience

A Near Death Experience

Dr. William Shaw

Vacation with Derek

Vacation with Derek

George Venturi

Radio Silence

Radio Silence

Stuart Wells

Turn It Up

Turn It Up

Mr. White

Demons from Her Past

Demons from Her Past

Quentin Baxter

Raw Opium

Raw Opium

Self - Narrator

Sadie's Last Days on Earth

Sadie's Last Days on Earth

Burt

Khaled

Khaled

Mr. Borquin

Defending Our Kids: The Julie Posey Story

Defending Our Kids: The Julie Posey Story

Steve 42

Tainted

Tainted

Gregor

The Informant

The Informant

John Wexford

The Stepchild

The Stepchild

Bill

Irish Eyes

Irish Eyes

Paul Keaton

Strange Days: Conclusions

Strange Days: Conclusions

Jack Avenir

Sanctuary

Sanctuary

David Delaney

May Your Dominion Expand

May Your Dominion Expand

MacGregor

Client Seduction

Client Seduction

Detective Mike

Sam's Army

Sam's Army

Power and Beauty

Power and Beauty

Frank Sinatra

Life with Luca

Life with Luca

George Venturi

Red Wine

Red Wine

Reuben

Motherland

Motherland

Werner

Counselling

Clark