Duelo al sol
Adaptation (1946)
Lucha en la sombra
Story (1941)
She Couldn't Take It
Screenplay (1935)
El enemigo público número 1
Screenplay (1934)
For the Defense
Writer (1930)
Street of Chance
Story (1930)
Forgotten Faces
Adaptation (1928)
The Drag Net
Story (1928)
