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.
Genre: Documentary, Mystery, Sci-Fi & Fantasy
Cast: Giorgio A. Tsoukalos, Nick Redfern, Ariel Bar Tzadok, Jonathan Young, Robert Clotworthy, David Childress, Erich von Däniken, Linda Moulton Howe, David Wilcock, George Noory, Philip Coppens
First Air Date: Apr 20, 2010
Last Air date: Aug 12, 2022
Runtime: 120 minutes