Name	Known for
Erik Thompson Self - Narrator (voice) Self - Narrator (voice) See fewer	A Murder of Crows (1998)
Julye Bidmead Self - Historian of Religion, Chapman University Self - Historian of Religion, Chapman University See fewer	Ancient Aliens (2009)
Alex Filippenko Self - Astrophysicist, UC Berkeley Self - Astrophysicist, UC Berkeley See fewer	The Universe (2002)
Jeffrey Goodman Self - Geologist / Archaeologist Self - Geologist / Archaeologist See fewer	The Jupiter Menace (1982)
Tyler Nordgren Self - Astronomer, University of Redlands Self - Astronomer, University of Redlands See fewer	P.O.V. (1988)
Dan Durda Self - Planetary Scientist Self - Planetary Scientist See fewer	Alternate Universe: A Rescue Mission (2016)
John F. Wilson Self - Religious Historian, Pepperdine University Self - Religious Historian, Pepperdine University See fewer	FleshEater (1988)
Robert Mullins Self - Archaeologist, Azusa Pacific University Self - Archaeologist, Azusa Pacific University See fewer	Modern Marvels (1993)
Marcelo Gleiser Self - Physicist, Dartmouth College Self - Physicist, Dartmouth College See fewer	Linha Direta Mistério (2005)
Robert Hermes Self - Scientist, Los Alamos, New Mexico Self - Scientist, Los Alamos, New Mexico See fewer	The Last Animals (2017)
Michael Mischna Self - Planetary Scientist Self - Planetary Scientist See fewer	The Universe (2007)
Laura Danly Self - Astronomer, Griiffith Observatory Self - Astronomer, Griiffith Observatory See fewer	The Universe (2007)
Caroline Fraissinet Lot's Wife Lot's Wife See fewer	Curiosity Kills Cat (2010)