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. And when the mission's sole survivor (Steve Rails back - THE STUNT MAN) sets out to destroy her, he comes face to face with the most charming - and horrifying - being he's ever known. Will he be able to destroy the lovely vampires or will he become yet another victim of her fatal charm?