Writing
Tombs of the Blind Dead
1972 · Additional Dialogue
Gunman Called Nebraska
1966 · Story
The Pitiless Three
1964 · Screenplay
Despedida de casada
1968 · Story
Hudson River Massacre
1965 · Additional Dialogue
Mutiny at Fort Sharpe
El niño y el potro (Más allá de río Miño)
1969 · Writer
The Night of Fury
1974 · Novel
Ruthless Colt of the Gringo
1966 · Writer
Two Violent Men
