Unidentified: Inside America's UFO Investigation

NASA's Unexplained Files

Close Encounters

Evidence of the Unexplained 

UFO Europe: The Untold Stories

Encounters

Investigation Alien

Encounter: UFO

UFOs Declassified

Hangar 1: The UFO Files

UFO

Ummo: La España alienígena

The Secret of Skinwalker Ranch

The Proof Is Out There: Bermuda Triangle Edition

Top Secret UFO Projects Declassified

In Search of Aliens

Raël: The Alien Prophet

Beyond: UFOS and the Unknown

UFO

UFOs: Investigating the Unknown