1992

… Writer

1991

… Writer

1990

… Screenplay … Story

1989

… Writer

1988		Saturday the 14th Strikes Back … Writer
1988		Deathstalker III: The Warriors from Hell … Writer

1987

… Screenplay

1985		Barbarian Queen … Screenplay
1985		Rainbow Brite and the Star Stealer … Writer … Scenario Writer … Screenstory

1981

… Screenplay

1978		Death Force … Screenplay
1978		Vampire Hookers … Screenplay

1975

… Screenplay

1973

… Writer

1972

… Screenplay … Story

1992

… Director

1991

… Director

1989

… Director

1988

… Director

1983

… Director

1981

… Director

1988

as Mr. Bleckner

1971

1991

… Producer