Lifeforce, the 1985 Tobe Hooper science fiction (sci-fi) space-vampire horror thriller ("In the blink of an eye, the terror begins."; "From the Director of Poltergeist"; "The cinematic Sci-Fi event of the Eighties"; "Based on the novel 'The Space Vampirse' by Colin Wilson"; "Screenplay by Dan O'Bannon and Don Jakoby") starring Steve Railsback, Peter Firth, Frank Finlay, Nicholas Ball, Mathilda May (billed as "Introducing Mathilda May"), and Patrick Stewart. Click here for more