UFO Europe: The Untold Stories

NASA's Unexplained Files

Close Encounters

Alien Encounters: Fact or Fiction

UFO Witness

UFO-SPOT

Chasing UFOs

McMillion$

UFO

Hangar 1: The UFO Files

UFOs Declassified

Encounter: UFO

Top Secret UFO Projects Declassified

UFO

Evidence of the Unexplained 

America's Book of Secrets

Unidentified: Inside America's UFO Investigation

Encounters

Phenomenon: The Lost Archives

Investigation Alien