Steven Spielberg once again made a movie that focuses on aliens coming to Earth, so it's probably worth watching some other great alien invasion films.

Case in point: James Cameron’s Aliens took a sharp turn from Ridley Scott’s original film, changing the tone from a sci-fi/horror nightmare to an action-horror thrill ride. Cameron was clearly ...

For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.