Witness a thrilling space exploration in the film 'Lifeforce.' Adapted from the book, 'The Space Vampires,' this film follows the adventures of the crew on the Churchill space shuttle. While observing Halley’s comet, the crew notices something strange attached to it. Curious, they investigate and discover three caskets with human-like creatures inside. After a series of mysterious events, the spaceship loses contact with Earth. Wondering why there has been no word from the crew, the research center sends out another spaceship. Unfortunately, what they find aboard the Churchill is a little unsettling. A sci-fi horror film, this 116-minute movie is rated R for violence and language. A good watch for all science-fiction lovers, the collector’s edition of 'Lifeforce' contains two discs, one DVD and one Blu-ray Disc. In addition to a slew of extras, including behind-the-scenes exclusives.