Writing

1998

Stargames … Writer

1994

Dark Future … Story

1992

Dance Macabre … Writer

1989

Skinheads … Writer

1988

Uninvited … Writer

1985

Final Justice … Writer

1979

Angels' Brigade … Writer

1978

Hi-Riders … Writer

1977

Satan's Cheerleaders … Writer

1976

Black Shampoo … Screenplay

1975

Psychic Killer … Writer

1973

The Bad Bunch … Writer

1969

Satan's Sadists … Screenplay