Top 20 Best Alien Documentaries Welcome to WatchMojo, and today we’re counting down our picks for the most captivating documentaries and docuseries that cover the fascinating possibilities of visits ...

A new Amazon Prime documentary alleges three alien craft landed at a New Mexico air base in 1964, with former President George H.W. Bush reportedly informed of the encounter decades later. The film ...

Many of the officials claim they cannot share more evidence for or details about the claimed alien encounters because they remain classified. The film's most explosive allegation, that an alien ...