Lifeforce [Blu-ray] : Steve Railsback, Peter Firth, Frank Finlay, Mathilda May, Patrick Stewart, Michael Gothard, Nicholas Ball, Aubrey Morris, Nancy Paul, John Hallam, Tobe Hooper, Yoram Globus, Menahem Golan

From the director of POLTERGEIST and the co-writer of 4 comes a thrilling sci-fi adventure of explosive action and pulse-pounding suspense! With mind-blowing special effects by Academy Award winner John Dykstra (1977 Best Visual Effects, STAR WARS), LIFEFORCE is a gripping mélange of genres that' s so bizarre, it's fascinating' (Leonard Maltin)! a mission to investigate Halley's Comet discovers an even stranger phenomenon: an alien spacecraft! Following a deadly confrontation, the aliens arrive on Earth, where their seductive leader begins a terrifying campaign to drain the life-force of everyone she encounters.

Her victims, in turn, continue the cycle, and soon the entire planet is in mortal danger.