Directing

1974

… Director

1971

… Director

1952

… Director

1949

… Director

1947

… Director

1946

… Director

1943

… Director

1941

… Director

1940

… Director

1939

… Director

1937		Return to Life … Director
1937		With the Abraham Lincoln Brigade in Spain … Co-Director
1937		Heart of Spain … Director

Writing

1974

… Writer

1953

… Story

1952

… Writer

1949

… Story

1944

… Story

1939

… Screenplay … Story

1938

… Story

1937

… Writer

Production

—

… Producer

1974

… Producer

1941

… Producer

1939

… Producer

Acting

1974

as Self - interviewer

Editing

1939

… Editor