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Mars Callahan

Acting

Born January 1, 1971 · Studio City, California, U.S.

Also known as Gregory Mars Martin

IMDbWikipedia

Biography

Mars Callahan is an American actor, film director, producer, and writer.

Source: Wikipedia · CC BY-SA

Filmography12 titles

The Wonder Years

1988as Steve

ER

1994as Matt

Knots Landing

1979as Man

That Thing You Do!

1996as Ernie the Disc Master Engineer

Kalifornia

1993as Walter Livesy

Poolhall Junkies

2002as Johnny

The Children of Times Square

1986as Brian (as Gregory 'Mars' Martin)

Highway to Hell

1991as State Policeman

What Love Is

2007Director, Writer

Zigs

2001Director, Writer

Clifford

1994as Brian

Dog Patrol

2025as Agent Matters