Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | A holló | 1994 | |
| Writer | Dredd bíró | 1995 | |
| Writer | Robotzsaru 2 | 1990 | |
| Writer | Háborús játékok | 1983 | |
| Writer | Végképp eltörölni | 1996 | |
| Writer | Végképp eltörölni | 1996 | |
| Writer | A vad banda | 1969 | |
| Writer | A vad banda | 1969 | |
| Producer | Lopakodók | 1993 | |
| Writer | A félelem ára | 1977 | |
| Writer | Állj, határ! | 1982 | |
| Writer | Napgyermekek | 1986 | |
| Writer | Morituri | 1965 | |
| Writer | The Hi-Lo Country | 1998 | |
| Writer | Haláli meló | 1978 | |
| Writer | L.A. Confidential | 2003 | |
| Writer | Strange New World | 1975 | |
| Writer | Without Warning | 1994 |