Name	Known for
Travis Walton Self - Author, Fire in the Sky: The Walton Experience Self - Author, Fire in the Sky: The Walton Experience See fewer	Fire in the Sky (1993)
Nick Redfern Self - Author, The Real Men in Black Self - Author, The Real Men in Black See fewer	Three Men Seeking Monsters
Philip Coppens Self - Author, The Ancient Alien Question Self - Author, The Ancient Alien Question See fewer	Alien Crash at Roswell: The UFO Truth Lost in Time (2013)
Christopher O'Brien Self - Author, Stalking the Tricksters Self - Author, Stalking the Tricksters See fewer	The Phenomenon (2020)
Ken Storch Self - Paranormal Investigator Self - Paranormal Investigator See fewer	Cops (1989)
Sabina Magliocco Self - Folklorist, California State Univ., Northridge (as Sabina Magliocco Ph.D.) Self - Folklorist, California State Univ., Northridge (as Sabina Magliocco Ph.D.) See fewer	Oss Tales (2007)
Linda Moulton Howe Self - Investigative Journalist, Earthfiles Self - Investigative Journalist, Earthfiles See fewer	A Strange Harvest (1980)
Erich von Däniken Self - Author, Chariots of the Gods Self - Author, Chariots of the Gods See fewer	Egypt (2003)
Giorgio A. Tsoukalos Self - Publisher, Legendary Times Magazine Self - Publisher, Legendary Times Magazine See fewer	Ancient Aliens: Special Presentation (2022)
Patrick Cooke Self - Founder, The Bible UFO Connection Self - Founder, The Bible UFO Connection See fewer	Weird Travels (2003)
Barry Downing Self - Author, The Bible and Flying Saucers (as Rev. Barry H. Downing Ph.D.) Self - Author, The Bible and Flying Saucers (as Rev. Barry H. Downing Ph.D.) See fewer	Ancient Aliens (2009)
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)
David Childress Self - Author: Technology of the Gods Self - Author: Technology of the Gods See fewer	The Reset
Richard Rader Self - Lecturer of Classics, UCSB (as Richard Rader Ph.D.) Self - Lecturer of Classics, UCSB (as Richard Rader Ph.D.) See fewer	Ancient Aliens (2009)
John DeSalvo Self - Director, Great Pyramid of Giza Research Association (as John DeSalvo Ph.D.) Self - Director, Great Pyramid of Giza Research Association (as John DeSalvo Ph.D.) See fewer	Ancient Aliens (2009)
Jason Martell Self - Author, Knowledge Apocalypse Self - Author, Knowledge Apocalypse See fewer	Ancient Astronauts: Our Extraterrestrial Legacy (2011)
Robert Schoch Self - Author, Forgotten Civilization (as Robert Schoch Ph.D.) Self - Author, Forgotten Civilization (as Robert Schoch Ph.D.) See fewer	Riddle of the Sphinx: The Awakening (2021)
Michael Dennin Self - Prof. of Physics and Astronomy, U.C. Irvine (as Michael Dennin Ph.D.) Self - Prof. of Physics and Astronomy, U.C. Irvine (as Michael Dennin Ph.D.) See fewer	Hangar 1: The UFO Files (2014)
Simon Allix Self: Narrator Self: Narrator See fewer	Outside the Wire (2021)
Robert Clotworthy Narrator (voice) Narrator (voice) See fewer	Red Notice (2021)
J. Allen Hynek Self - Astronomer / Project Blue Book (archive footage) Self - Astronomer / Project Blue Book (archive footage) See fewer	Close Encounters of the Third Kind (1977)
Charles Taylor Self - Squadron Leader (archive footage) (as Lieutenant Charles Taylor) Self - Squadron Leader (archive footage) (as Lieutenant Charles Taylor) See fewer
Nikola Tesla Self (archive footage) Self (archive footage) See fewer	Return of Tesla
Richard Wetherill Self - Rancher (archive footage) Self - Rancher (archive footage) See fewer