The UnXplained The Truth About UFO's (Season 2, Episode 4)
TV-PG
TV Episode | 42 min | Documentary

The UnXplained

The Truth About UFO's (Season 2, Episode 4)

TV-PG

TV Episode | 42 min | Documentary

For decades, a debate has raged over whether UFO's actually exist, or what they are. Many theories have been attributed to them, ranging from test flights of super secret military aircraft to previously unknown weather phenomena.

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Cast	+ Add Cast
21 cast members

Name	Known for
William Shatner Self - Host Self - Host See fewer	Star Trek V: The Final Frontier (1989)
Michio Kaku Self - Physicist, CUNY (as Michio Kaku Ph.D.) Self - Physicist, CUNY (as Michio Kaku Ph.D.) See fewer	Accidental Truth: UFO Revelations (2023)
Paul Hynek Self - Chairman, MUFON Advisory Board Self - Chairman, MUFON Advisory Board See fewer	The Adventures of Tintin (2011)
Nick Pope Self - U.K. Ministry of Defence: 1985-2006 Self - U.K. Ministry of Defence: 1985-2006 See fewer	Aliens from the Abyss: The Dark Side of the UFO Phenomenon (2025)
Travis Taylor Self - Astrophysicist / Self - Aerospace Engineer (as Travis Taylor Ph.D.) Self - Astrophysicist / Self - Aerospace Engineer (as Travis Taylor Ph.D.) See fewer	Ancient Aliens (2009)
Bill Birnes Self - Author, The Everything UFO Book Self - Author, The Everything UFO Book See fewer	The Riverman (2004)
Jonathan Young Self - Founding Curator, Joseph Campbell Archives (as Jonathan Young Ph.D.) Self - Founding Curator, Joseph Campbell Archives (as Jonathan Young Ph.D.) See fewer	Ancient Aliens (2009)
Ariel Bar Tzadok Self - Founder, Keshertorah School (as Rabbi Ariel Bar Tzadok) Self - Founder, Keshertorah School (as Rabbi Ariel Bar Tzadok) See fewer	Ancient Aliens (2009)
Richard Dolan Self - Author, UFOs and the National Security State Self - Author, UFOs and the National Security State See fewer	Hangar 1: The UFO Files (2014)
Paul Hellyer Self - Former Minister Nat'l Defence, Canada 1963 - 1967 (as Hon. Paul Hellyer) Self - Former Minister Nat'l Defence, Canada 1963 - 1967 (as Hon. Paul Hellyer) See fewer	Bird's Eye View - An ET's Solution for Humanity (2020)
Mike Bara Self - Author, Hidden Agenda Self - Author, Hidden Agenda See fewer	Ancient Aliens (2009)
Linda Moulton Howe Self - Investigative Journalist, Earthfiles Self - Investigative Journalist, Earthfiles See fewer	Strange Harvests 1993 (1993)
Dennis Hovis Self - Former General Manager, KPWB Radio Self - Former General Manager, KPWB Radio See fewer	Alien Highway (2019)
Seth Shostak Self - Senior Astronomer, SETI Institute Self - Senior Astronomer, SETI Institute See fewer	The Day the Earth Stood Still (2008)
P.J. Hughes Self - Former U.S. Navy Avionics Technician Self - Former U.S. Navy Avionics Technician See fewer	The UnXplained (2019)
Giorgio A. Tsoukalos Self - Publisher, Legendary Times Magazine Self - Publisher, Legendary Times Magazine See fewer	Ancient Aliens: Special Presentation (2022)
Erich von Däniken Self - Chariots of the Gods Self - Chariots of the Gods See fewer	Egypt (2003)
Reggie Boone Self - High School Basketball Coach (archive footage) Self - High School Basketball Coach (archive footage) See fewer
J. Allen Hynek Self - Lead Scientist, Project Blue Book (archive footage) Self - Lead Scientist, Project Blue Book (archive footage) See fewer	Close Encounters of the Third Kind (1977)
Jesse Marcel Self - Intelligence Officer, Roswell Army Air Field (archive footage) Self - Intelligence Officer, Roswell Army Air Field (archive footage) See fewer	Alien Crash at Roswell: The UFO Truth Lost in Time (2013)
Roger Ramey Self - Commanding Officer, 8th Air Force (archive footage) Self - Commanding Officer, 8th Air Force (archive footage) See fewer