Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Perseguidor Implacável | 1971 | |
| Writer | Das Boot | 1981 | |
| Writer | O Estranho Sem Nome | 1973 | |
| Writer | Impacto Fulminante | 1983 | |
| Writer | Sem Medo da Morte | 1976 | |
| Writer | Play Misty for Me | 1971 | |
| Writer | Coogan's Bluff | 1968 | |
| Writer | Golpe de Mestre II | 1983 | |
| Writer | Charley Varrick | 1973 | |
| Writer | Fatal Beauty | 1987 |