"Alien" - A space ship answers what they believe to be a distress call, and unwittingly let a vicious alien on board. "Aliens" - Ripley (Sigourney Weaver), the sole survivor from the original "Alien", is awakened after 57 years of drifting through space, her stories disbelieved by Company executives who tell her that the alien"s planet is now inhabited and colonized. When contact is suddenly lost with the colonists, Ripley returns to the planet with a squad