These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.
For your extraterrestrial viewing needs, Stacker ranked the top 30 alien movies, according to their IMDb user rating.
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10 greatest alien sci-fi movies not directed by Steven Spielberg
While Steven Spielberg's Disclosure Day is the talk of the movie world, there have been many other amazing alien films not ...
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