First Contact (2016)
A Tear in the Sky (2022)
Data Limite Segundo Chico Xavier (2014)
Secrets of the Bermuda Triangle (1978)
Confirmation: The Hard Evidence of Aliens Among Us? (1999)
Unacknowledged (2017)
Heaven's Gate: The Untold Story (1999)
The Mysterious Monsters (1976)
Botschaft der Götter (1976)
Aztec 1948: UFO Crash (2005)
Montauk Chronicles (2015)
Alien Intrusion: Unmasking a Deception (2018)
I padroni del mondo - UFO, militari e pericolo atomico (2008)
Last Chance to Evacuate Earth Before It's Recycled (1996)
Roswell UFO Conspiracy: Unlocked (2020)
UFO's Are Here! (1977)
On the Trail of UFOs: Night Visitors (2022)
Contact Has Begun: A True Story With James Gilliland (2008)
Aliens Uncovered: The Golden Record (2023)
Messengers of Destiny (1992)