Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Dirty Harry | 1971 | |
| Writer | Ubåten | 1981 | |
| Writer | Mannen med oxpiskan | 1973 | |
| Writer | Sudden Impact | 1983 | |
| Writer | Enforcer - hårdingen | 1976 | |
| Writer | Mardrömmen | 1971 | |
| Writer | Coogan's Bluff | 1968 | |
| Writer | The Sting II | 1983 | |
| Writer | Charley Varrick | 1973 | |
| Writer | Fatal Beauty | 1987 |