Mars Callahan

Mars Callahan

Acting

7Movies
5TV Shows
Also Known As
Gregory Mars Martin
Dog Patrol

Dog Patrol

2025
movies
Poolhall Junkies

Poolhall Junkies

2002
movies
That Thing You Do!

That Thing You Do!

1996
movies
ER

ER

1994
tv
Clifford

Clifford

1994
movies
Kalifornia

Kalifornia

1993
movies
Highway to Hell

Highway to Hell

1991
movies
I Know My First Name Is Steven

I Know My First Name Is Steven

1989
tv
TV 101

TV 101

1988
tv
The Wonder Years

The Wonder Years

1988
tv
The Children of Times Square

The Children of Times Square

1986
movies
Knots Landing

Knots Landing

1979
tv