Geboren am September 30, 1946 · St. Louis, Missouri, USA
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Alien - Das unheimliche Wesen aus einer fremden Welt | 1979 | |
| Writer | Alien - Das unheimliche Wesen aus einer fremden Welt | 1979 | |
| Writer | Alien: Covenant | 2017 | |
| Writer | Alien vs. Predator | 2004 | |
| Writer | Aliens vs. Predator 2 | 2007 | |
| Writer | Total Recall - Die totale Erinnerung | 1990 | |
| Writer | Total Recall | 2012 | |
| Writer | Verdammt, die Zombies kommen | 1985 | |
| Director | Verdammt, die Zombies kommen | 1985 | |
| Writer | Lifeforce - Die tödliche Bedrohung | 1985 | |
| Writer | Das fliegende Auge | 1983 | |
| Writer | Screamers - Tödliche Schreie | 1995 | |
| Actor | Dark Star - Finsterer Stern | 1974 | |
| Writer | Dark Star - Finsterer Stern | 1974 | |
| Writer | Tot und begraben | 1981 | |
| Writer | Invasion vom Mars | 1986 | |
| Director | Evil Dead - Die Saat des Bösen | 1991 | |
| Writer | Alien: Containment | 2019 | |
| Writer | Hemoglobin | 1997 | |
| Writer | Alien: Ore | 2019 | |
| Crew | Alien: Ore | 2019 | |
| Writer | Alien: Specimen | 2019 | |
| Writer | Alien: Harvest | 2019 | |
| Writer | Alien: Alone | 2019 | |
| Writer | Alien: Night Shift | 2019 |