Ancient Aliens The UFO Investigations (Season 18, Episode 14)
TV-PG
TV Episode | 42 min | Fantasy, History, Sci-Fi

Primary photo for The UFO Investigations

Ancient Aliens

The UFO Investigations (Season 18, Episode 14)

TV-PG

TV Episode | 42 min | Fantasy, History, Sci-Fi

Ancient Aliens has met with eyewitnesses and traveled to the sites of incredible UFO incidents reported all over the world. Now, Giorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes ...See moreAncient Aliens has met with eyewitnesses and traveled to the sites of incredible UFO incidents reported all over the world. Now, Giorgio Tsoukalos takes a look back at the most compelling investigations of all, and events that he believes represent real encounters with extraterrestrial visitors. Written by History.com See less

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Cast	+ Add Cast
16 cast members

Name	Known for
Giorgio A. Tsoukalos Self - Ancient Astronaut Theorist Self - Ancient Astronaut Theorist See fewer	Ancient Aliens: Special Presentation (2022)
Linda Moulton Howe Self - Investigative Journalist, Earthfiles Self - Investigative Journalist, Earthfiles See fewer	A Strange Harvest (1980)
George Knapp Self - Investigative Journalist Self - Investigative Journalist See fewer	UFOs: The Best Evidence (1994)
Bill Birnes Self - Co-Author, The Day After Roswell (as Bill Birnes Ph.D.) Self - Co-Author, The Day After Roswell (as Bill Birnes Ph.D.) See fewer	The Riverman (2004)
David Childress Self - Author, Antarctica and the Secret Space Program Self - Author, Antarctica and the Secret Space Program See fewer	The Reset
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)
Peter Maxwell Slattery Self - Author, The E.T. Contact Experience Self - Author, The E.T. Contact Experience See fewer	Multidimensional (2021)
John Vivanco Self - Author, The Time Before the Secret Words Self - Author, The Time Before the Secret Words See fewer	Ancient Aliens (2009)
Adam Wallberg Self - Skywatch Team Self - Skywatch Team See fewer	A Thousand Pieces (2020)
Víctor Hidalgo Self - Radio Host, Antes de Media Noche Self - Radio Host, Antes de Media Noche See fewer	Hieleros de Cayambe, prueba de fortaleza en los Andes (2006)
Travis Taylor Self - Astrophysicist (as Travis Taylor Ph.D.) Self - Astrophysicist (as Travis Taylor Ph.D.) See fewer	Ancient Aliens (2009)
Michael Bradbury Self - Image Analyst Self - Image Analyst See fewer	Ancient Aliens (2009)
Derrel W. Sims Self - Private Investigator / Former Intelligence Operative (as Derrel Sims) Self - Private Investigator / Former Intelligence Operative (as Derrel Sims) See fewer	Uncovering Aliens (2013)
Kenneth Arnold Self - Aviator / Businessman (archive footage) Self - Aviator / Businessman (archive footage) See fewer	UFOs Are Here! (1977)
Art Bell Self - Founder, Former Radio Host, Coast to Coast AM (archive footage) Self - Founder, Former Radio Host, Coast to Coast AM (archive footage) See fewer	The Day After Tomorrow (2004)
Robert Clotworthy Narrator (voice) Narrator (voice) See fewer	Red Notice (2021)