Top 20 Best Alien Documentaries Welcome to WatchMojo, and today we’re counting down our picks for the most captivating ...

Nearly every species in Resident Alien has been proven capable of one very specific trick, but it's something the Greys are incapable of. The show portrays extraterrestrial life as far more advanced ...

A new documentary featuring dozens of former government officials has gained traction among extraterrestrial enthusiasts. The Age of Disclosure, which debuted at the SXSW Film Festival in Austin, ...

For Millennia, a secret world of otherwordly entities have existed, thrived and conspired against us from within Earth's depths. Concealed in global cave systems, mountain bunkers, Antarctic caverns ...