Lifeforce (director: Tobe Hooper)

Starring 
Steve Railsback
Peter Firth
Frank Finlay
Mathilda May

Based on Colin Wilson's 1976 novel, The Space Vampires, film starts out as a science fiction mission to Halley's comet, turns into an alien-invasion thriller featuring a beautiful naked woman who's a vampire from space and escalates into an end-of-the-world disaster flick.