WATCH ONLINE, MOBILE, FREEVIEW 64, SKY 164, FREESAT 162 AND VIRGIN 216

Alaska: Mysteries Unsolved

Alien Autopsy: The Search For Answers

Alien Chronicles: Top Ufo Encounters

Aliens at the Pentagon

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Ancient Aliens

Hunt For The Skinwalker

Stan Lee's Superhumans

UFO Hunters

UFOs: Dangerous Encounters Exposed

An expose on the U.S. government's secret program to investigate the UFO phenomenon.

Unidentified: Inside America's UFO Investigation