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

These wildly different films explore the wondrous, and sometimes terrifying possibilities of contacting extra-terrestrial life.

We may receive a commission on purchases made from links. Ever since H.G. Wells released "War of the Worlds" in 1898, popular culture has been fascinated by alien invasion stories. For over a century, ...