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Acting
N/A
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.

Agent Matters
2025

Johnny
2002

Ernie the Disc Master Engineer
1996

Matt
1994

Brian
1994

Walter Livesy
1993

State Policeman
1991

Victor (Age 14)
1989

Jack #1
1988

Steve
1988

as Agent Matters

as Johnny

as Ernie the Disc Master Engineer

as Matt

as Brian

as Walter Livesy

as State Policeman

as Victor (Age 14)

as Jack #1

as Steve

as Brian (as Gregory 'Mars' Martin)

as Man