"Aliens," the 1986 film directed by James Cameron, is a science fiction action film that follows Ellen Ripley as she returns to the planet where her crew first encountered the deadly xenomorph creatures. Now a terraforming colony has been established there, and communication has been lost. Ripley, accompanied by a unit of Colonial Marines, must confront the creatures once again, this time with a focus on survival and protecting a young girl who is the sole survivor of the colony.