Acting
Community Rating
5.6
TMDB estimate
Born in
Studio City, California, U.S.
From Wikipedia, the free encyclopedia. Mars Callahan (born 1971) is an American actor, director, producer and writer. He is known, among other things, for the movie Poolhall Junkies where he served as director, actor and screenwriter. At the age of eleven Callahan toured with a children's musical group through thirty-seven states. At fifteen he received his first acting role in the television series The Wonder Years. After honing his acting skills in television he tried for the big screen and soon appeared in various films. Inspired by the directors he worked with Callahan decided to try working behind the camera and in 1998 shot his first short film The Red Bag. In a 2007 Hollywood Reporter interview he revealed that he has had serious health problems when doctors found a tumor in his right kidney. He lost his right kidney, his right adrenal gland and has been in and out of a wheelchair for years. Description above from the Wikipedia article Mars Callahan, licensed under CC-BY-SA, full list of contributors on Wikipedia.

Dog Patrol: Operation Santa Paws
as Agent Matters
2025

What Love Is
as Writer, Director
2007
Ballbreakers
as Producer
2005

Poolhall Junkies
as Johnny, Writer, Director
2002

Zigs
as Director, Writer
2001

That Thing You Do!
as Ernie the Disc Master Engineer
1996

ER
as Matt
1994

Clifford
as Brian
1994

Kalifornia
as Walter Livesy
1993

Highway to Hell
as State Policeman
1991

I Know My First Name Is Steven
as Victor (Age 14)
1989

TV 101
as Jack #1
1988

The Wonder Years
as Steve
1988

The Children of Times Square
as Brian (as Gregory 'Mars' Martin)
1986

Knots Landing
as Man
1979