A Season of Giants 1990
Novel, Screenplay
From a Far Country 1981
Producer, Writer
Rene the Cane 1977
Writer
A Full Day's Work 1973
Screenplay
Without Apparent Motive 1971
Screenplay
A Man Named John 1965
Screenplay, Producer
The Artist Who Did Not Want to Paint 1965
Director, Writer
Moses the Lawgiver 1976
Producer
The Reluctant Saint 1962
Technical Advisor
Francis of Assisi 1961
Technical Advisor
Credits from TMDB.