Lifeforce
- साल: 1985
- देश: United Kingdom
- शैली: Horror, Science Fiction
- स्टूडियो: Golan-Globus Productions, Easedram, London-Cannon Films, The Cannon Group, TriStar Pictures
- कीवर्ड: space marine, flying saucer, vampire, comet, alien, halley's comet
- निदेशक: Tobe Hooper
- कास्ट: Steve Railsback, Peter Firth, Frank Finlay, Mathilda May, Patrick Stewart, Michael Gothard