Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Jeremiah Johnson | 1972 | |
| Writer | Der Frauenmörder von Boston | 1968 | |
| Writer | Girls! Girls! Girls! | 1962 | |
| Writer | Becket | 1964 | |
| Writer | Die jungen Löwen | 1958 | |
| Writer | Boeing, Boeing | 1965 | |
| Writer | Unter Geheimbefehl | 1950 | |
| Writer | Flucht nach Athena | 1979 | |
| Writer | Stolz und Leidenschaft | 1957 | |
| Writer | Die fünf Geächteten | 1967 | |
| Writer | The Sniper | 1952 |