The one that started it all! Experience the terror - from the beginning - with the first chilling chapter of the Alien saga, directed by Ridley Scott and starring Sigourney Weaver in her breakout performance as Ripley. When the crew of the space-tug Nostromo responds to a distress signal from a barren planet, they discover a mysterious life form that breeds within human hosts. The acid-blooded extraterrestrial proves to be the ultimate adversary as crew members battle to stay alive and prevent the deadly creature from reaching Earth.