High Quality Content by WIKIPEDIA articles! Aliens is a 1986 science fiction action film directed by James Cameron and starring Sigourney Weaver, Carrie Henn, Michael Biehn, Lance Henriksen, William Hope, and Bill Paxton. A sequel to the 1979 film Alien, Aliens follows Weaver`s character Ellen Ripley as she returns to the planet where her crew encountered the hostile Alien creature, this time accompanied by a unit of Colonial Marines.