Milena 1991
Writer
The Deer Hunter 1978
Story
The Last Foxtrot in Burbank 1973
Writer
Little Cigars 1973
Writer
The Doberman Gang 1972
Writer
Beautiful People 1971
Director, Writer
The Love Doctors 1969
Writer
A Minute to Pray, a Second to Die 1968
Screenplay
Face of Fire 1959
Writer, Producer
I Bury the Living 1958
Screenplay, Producer, Story
The Young Guns 1956
Screenplay
The Hellbenders 1967
Additional Dialogue
Credits from TMDB.