Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Producer | Vetřelec | 1979 | |
| Producer | Prometheus | 2012 | |
| Producer | Vetřelec: Covenant | 2017 | |
| Producer | Vetřelec vs. Predátor | 2004 | |
| Writer | Vetřelec³ | 1992 | |
| Producer | Vetřelec³ | 1992 | |
| Producer | Vetřelec: Vzkříšení | 1997 | |
| Producer | Vetřelci vs. Predátor 2 | 2007 | |
| Writer | Neporazitelný | 2002 | |
| Writer | Dům za všechny peníze | 1986 | |
| Producer | Dům za všechny peníze | 1986 | |
| Producer | Tales from the Crypt: Demon Knight | 1995 | |
| Producer | Povídky ze záhrobí: Upíří nevěstinec | 1996 | |
| Writer | The Parallax View | 1974 | |
| Writer | Jižanská pohostinnost | 1981 | |
| Producer | Jižanská pohostinnost | 1981 | |
| Writer | Fun with Dick and Jane | 1977 | |
| Producer | Tales from the Crypt: Ritual | 2002 | |
| Producer | Roadracers | 1994 | |
| Director | The Black Bird | 1975 | |
| Writer | Myra Breckinridge | 1970 |