Writing

2022

… Screenplay

2018

… Original Film Writer

2012

… Writer

2010

… Screenplay

2007

… Writer

2005

… Writer

2004

… Story … Screenplay

2001

… Story … Screenplay

1998

… Screenplay

1997

… Story

1996

… Story … Writer

1993

… Writer

1991

… Writer

1990

… Screenplay

1989

… Screenplay … Story

1987

… Story … Screenplay

1986

… Writer

1985		Demons … Screenplay
1985		Phenomena … Story … Screenplay

1982

… Screenplay … Story

1980

… Story … Screenplay

1978

… Script Consultant

1977

… Screenplay

1975

… Writer

1973		The Five Days … Screenplay … Story
1973		Door Into Darkness (2 episodes) … Writer

1972

… Writer

1971		Four Flies on Grey Velvet … Story … Screenplay
1971		The Cat o' Nine Tails … Screenplay … Story

1970

… Screenplay … Story

1969		Season of the Senses … Writer
1969		The Five Man Army … Story … Screenplay
1969		Battle of the Commandos … Screenplay
1969		Possibility Zero … Writer
1969		Love Circle … Screenplay
1969		Cemetery Without Crosses … Writer

1968		Once Upon a Time in the West … Story
1968		The Sexual Revolution … Screenplay
1968		Commandos … Screenplay
1968		Commandments for a Gangster … Writer
1968		Today We Kill, Tomorrow We Die! … Writer