Ridley Scott directs this sci-fi horror starring Sigourney Weaver and John Hurt. When the crew of the spaceship Nostromo investigate a transmission from a derelict ship on a deserted moon, the executive officer Kane (Hurt) is attacked by an unknown organism which attaches itself to his face. Unable to remove the creature, the crew dont realise that it has made Kane the host of a monstrous alien, one which will burst from his chest and proceed to hunt down the crew one by one.The cast also includes Tom Skerritt, Harry Dean Stanton and Veronica Cartwright.