Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Korkusuzlar | 1962 | |
| Writer | How the West Was Won | 1962 | |
| Writer | The Big Country | 1958 | |
| Writer | Vera Cruz | 1954 | |
| Writer | Cheyenne Autumn | 1964 | |
| Writer | Apache | 1954 | |
| Writer | Trapeze | 1956 | |
| Writer | They Call Me Mister Tibbs! | 1970 | |
| Writer | Guns for San Sebastian | 1968 | |
| Writer | The Organization | 1971 | |
| Writer | Mücadele Tepesi | 1959 | |
| Writer | Güneşin Kralları | 1963 |