| Release Date | 21 June 1985 |
| Budget | $25,000,000 |
| Tagline | In outer space they unleashed a force more evil than the world had ever imagined!.. [UK Theatrical] |
| Genre | Horror, Sci-Fi, Thriller |
| Country | UK |
| Filming Locations | Brent Cross Shopping Centre, Hendon, London, England, UK |
| Language | English |
| Sound Mix | 70 mm 6-Track, Dolby |
| Color | Color |
| Film Type | Feature |
| Film Class | Alien Film |
| Themes | End of the World, Mutants, Vampires, Evil Aliens |
| Tones | Atmospheric, Tense, Creepy, Ominous, Slick |
| Tags | Alien [not Human], Apocalypse, Comet, Hysteria, Outer Space, Revenge, Soul, Vampire, Zombie |
Lifeforce is a 1985 science fiction film directed by Tobe Hooper from a screenplay by Dan O'Bannon and Don Jakoby, from the novel The Space Vampires, published in 1976, by Colin Wilson.