While Steven Spielberg's Disclosure Day is the talk of the movie world, there have been many other amazing alien films not made by the famous director ...

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

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven Spielberg.

The arcade afterlife of Alien and Predator should not be treated as a novelty shelf beside bigger releases. Long campaigns ...