Overview
Did intelligent beings from outer space visit Earth thousands of years ago? From the age of the dinosaurs to ancient Egypt, from early cave drawings to continued mass sightings in the US, each episode gives historic depth to the questions, speculations, provocative controversies, first-hand accounts and grounded theories surrounding this age old debate.
Show Info
Status: Returning Series
Original Language: EN
First Aired: 4/20/2010
Seasons: 22
Episodes: 285
Top Cast
Robert Clotworthy
Narrator (voice)
Giorgio A. Tsoukalos
Self
Ariel Bar Tzadok
Self
Jonathan Young
Self
David Childress
Self
Erich von Däniken
Self
Linda Moulton Howe
Self
David Wilcock
Self
George Noory
Self
Philip Coppens
Self
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Project Blue Book
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Psi Factor: Chronicles of the Paranormal
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Taken
6.9
Intruders
6.8
Earth: Final Conflict
6.8
The Invaders
7.1
Debris
6.2
Ghost Hunters
7.2
The 4400
8.1
Ghost Whisperer
6.7
The Whispers
7.1
Falling Skies
7.0
Threshold
7.8
History's Greatest Mysteries
7.0
Encounters
6.8
Alphas
7.4
Paranormal Witness
7.7
Nancy Drew
6.6