Lifeforce

Aubrey Morris as Sir Percy Heseltine Peter Porteous as Prime Minister John Woodnutt as Metallurgist Frank Finlay as Dr. Hans Fallada Patrick Stewart as Dr. Armstrong Mathilda May as Space Girl بيتر فيرث as Col. Colin Caine Michael Gothard as Dr. Bukovsky Nicholas Ball as Roger Derebridge John Hallam as Lamson John Larroquette as Narrator (uncredited) Nancy Paul as Ellen Donaldson Steve Railsback as Col. Tom Carlsen Chris Jagger as First Vampire Derek Benfield as Physician Jerome Willis as Pathologist Katherine Schofield as Prime Minister's Secretary

Tracey Eddon Stunts Andy Bradford Stunts Dan O'Bannon Screenplay Alan Hume Director of Photography Alf Joint Stunts Ray Ford Stunts Chris Webb Stunts Michael Armstrong Screenplay Don Jakoby Screenplay Dickey Beer Stunts Menahem Golan Producer Tobe Hooper Director Olaf Pooley Screenplay John Dykstra Visual Effects Yoram Globus Producer Henry Mancini Original Music Composer Michael Kamen Additional Music