Name	Known for
Jason Martell Self - Author, Knowledge Apocalypse Self - Author, Knowledge Apocalypse See fewer	Ancient Astronauts: Our Extraterrestrial Legacy (2011)
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 Dunn Self - Engineer / Author, Lost Technologies of Ancient Egypt Self - Engineer / Author, Lost Technologies of Ancient Egypt See fewer	The UnXplained (2019)
John Cadman Self - Engineer and Inventor Self - Engineer and Inventor See fewer	Ancient Aliens (2009)
Giorgio A. Tsoukalos Self - Publisher, Legendary Times Magazine Self - Publisher, Legendary Times Magazine See fewer	Ancient Aliens: Special Presentation (2022)
David Wilcock Self - Author / Flimmaker Self - Author / Flimmaker See fewer	The Recall (2017)
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
Tudor Parfitt Self - Prof. of Jewish Studies, Univ. of London Self - Prof. of Jewish Studies, Univ. of London See fewer	Ancient Aliens (2009)
Taylor Wang Self - Professor / U.S. Astronaut Space Shuttle Challenger (as Taylor Wang Ph.D.) Self - Professor / U.S. Astronaut Space Shuttle Challenger (as Taylor Wang Ph.D.) See fewer	Ancient Aliens (2009)
Michael Dennin Self - Physicist, Univ. of California, Irvine (as Michael Dennin Ph.D.) Self - Physicist, Univ. of California, Irvine (as Michael Dennin Ph.D.) See fewer	Hangar 1: The UFO Files (2014)
George Noory Self - Radio Host, Coast to Coast AM Self - Radio Host, Coast to Coast AM See fewer	Alien Armageddon (2011)
Igor Witkowski Self - Author, The Truth About the Wunderwaffe Self - Author, The Truth About the Wunderwaffe See fewer	Ancient Aliens (2009)
Jim Marrs Self - Author, Alien Agenda Self - Author, Alien Agenda See fewer	JFK (1991)
Steven M. Greer Self - Director, The Disclousre Project (as Dr. Stevem M. Greer) Self - Director, The Disclousre Project (as Dr. Stevem M. Greer) See fewer	Adventures of a Hip Hop Alien Chaser
Deepak Shimkhada Self - Adjunct Professor of Religion, Claremont Graduate University (as Deepak Shimkhada Ph.D.) Self - Adjunct Professor of Religion, Claremont Graduate University (as Deepak Shimkhada Ph.D.) See fewer	Ancient Aliens (2009)
Robert S. Dickman Self - Exec. Dir. American Inst. of Aeronautics and Astronautics (as Maj. Gen. Robert S. Dickman) Self - Exec. Dir. American Inst. of Aeronautics and Astronautics (as Maj. Gen. Robert S. Dickman) See fewer	Ancient Aliens (2009)
Simon Allix Self: Narrator Self: Narrator See fewer	Outside the Wire (2021)
Robert Clotworthy Narrator (voice) Narrator (voice) See fewer	Red Notice (2021)
Albert Einstein Self (archive footage) Self (archive footage) See fewer	Schooling the World (2010)
Adolf Hitler Self - Fuehrer and Chancellor of Germany (archive footage) Self - Fuehrer and Chancellor of Germany (archive footage) See fewer	Triumph of the Will (1935)
Hans Kammler Self (archive footage) Self (archive footage) See fewer
Hermann Oberth Self (archive footage) Self (archive footage) See fewer	Woman in the Moon (1929)
Wernher von Braun Self - Scientist (archive footage) Self - Scientist (archive footage) See fewer	The Magical World of Disney (1954)