Investigation Alien
Renowned investigative journalist George Knapp reveals the findings of his 30-year quest investigating UFOs and brings forward never before seen evidence.
Official website: https://www.netflix.com/title/81674441
George Knapp
Self
UFOs: Investigating the Unknown
NASA's Unexplained Files
Close Encounters
Heaven's Gate: The Cult of Cults
UFO
Chasing UFOs
Paranatural
Unidentified: Inside America's UFO Investigation
Craig Charles: UFO Conspiracies
UFO-SPOT
UFO Europe: The Untold Stories
America Undercover
Encounters
In Search of Aliens
UFO Witness
Hangar 1: The UFO Files
Alien Encounters: Fact or Fiction
UFOs Declassified
Top Secret UFO Projects Declassified
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