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20 of the Best Aliens Movies You Need To Watch for your Adventure

The best alien movies, ranked by fans of space and sci-fi genres. Alien movies can take several forms. What are the best alien movies? Many films about extraterrestrials, alien abductions, or visitors from other planets turn them into traditional horror villains. These "alien war" movies tend to follow a simple pattern: 1) UFOs arrive on Earth, 2) a misunderstanding or outright evil intent sparks a war between aliens and humanity, 3) with massively destructive and terrifying results. If you find you want more ideas then check out the best action movies on Netflix, best movies on Netflix instant and our list of scary movies on Netflix