Nacido/a el September 30, 1946 · St. Louis, Missouri, USA
Filmography
| Role | Title | Year | Character |
|---|---|---|---|
| Writer | Alien, el octavo pasajero | 1979 | |
| Writer | Alien, el octavo pasajero | 1979 | |
| Writer | Alien: Covenant | 2017 | |
| Writer | Alien vs. Predator | 2004 | |
| Writer | Aliens vs. Predator 2 | 2007 | |
| Writer | Desafío total | 1990 | |
| Writer | Desafío total | 2012 | |
| Writer | El regreso de los muertos vivientes | 1985 | |
| Director | El regreso de los muertos vivientes | 1985 | |
| Writer | Lifeforce, fuerza vital | 1985 | |
| Writer | El trueno azul | 1983 | |
| Writer | Asesinos cibernéticos | 1995 | |
| Actor | Estrella oscura | 1974 | |
| Writer | Estrella oscura | 1974 | |
| Writer | Muertos y enterrados | 1981 | |
| Writer | Invasores de Marte | 1986 | |
| Director | Resucitado | 1991 | |
| Writer | Alien: Containment | 2019 | |
| Writer | Hemoglobina (Herencia de sangre) | 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 |