Acting

—		Undershorts
—		Gallagher's Gallery as Self - Host

2024

as Self

2013		Comic Relief Zero as Self (archive footage)
2013		The Book of Daniel as Astrologer-Abib

2008

as Self

2007

as Himself

2005

as Himself

2003		Too Extreme for TV! as Self
2003		American Misfits as Self

2000

1998		Gallagher: Smashing Cheeseheads
1998		Gallagher: Messin' Up Texas

1992

as Himself

1987

as Himself

1985

as Himself

1984		Gallagher: Melon Crazy as Himself
1984		Gallagher: Over Your Head as Himself

1983		Gallagher: The Maddest as Himself
1983		Gallagher: Stuck in the 60's as himself

1982		Gallagher: Totally New as Himself
1982		Gallagher: That's Stupid as Himself

1981		Gallagher: Mad As Hell as Himself
1981		Gallagher: Two Real as Himself

1980

1978

as Self

1977

as Self

Writing

2007

… Writer

1998

… Writer

1992

… Writer

1987

… Writer

1985

… Writer

1984

… Writer

1983		Gallagher: The Maddest … Writer
1983		Gallagher: Stuck in the 60's … Writer

1982

… Writer

1981		Gallagher: Mad As Hell … Writer
1981		Gallagher: Two Real … Writer