Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | The War Wagon | 1967 | |
| Writer | The War Wagon | 1967 | |
| Writer | The Comancheros | 1961 | |
| Writer | Flaming Star | 1960 | |
| Writer | Flaming Star | 1960 | |
| Writer | Hellfighters | 1968 | |
| Writer | 100 Rifles | 1969 | |
| Writer | Valdez, il mezzosangue | 1973 | |
| Writer | Posse from Hell | 1961 | |
| Writer | Posse from Hell | 1961 |