Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Dirty Harry | 1971 | |
| Writer | Sadistico | 1971 | |
| Writer | Sadistico | 1971 | |
| Writer | Begegnung am Vormittag | 1973 | |
| Producer | Begegnung am Vormittag | 1973 | |
| Writer | Zoff für Zwei | 1967 |
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Dirty Harry | 1971 | |
| Writer | Sadistico | 1971 | |
| Writer | Sadistico | 1971 | |
| Writer | Begegnung am Vormittag | 1973 | |
| Producer | Begegnung am Vormittag | 1973 | |
| Writer | Zoff für Zwei | 1967 |