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.
Production
Prometheus Entertainment
Networks
HistorySeasons
Season 1
5 ep · 2010
Season 2
10 ep · 2010
Season 3
16 ep · 2011
Season 4
10 ep · 2012
Season 5
12 ep · 2012
Season 6
11 ep · 2013
Season 7
8 ep · 2014
Season 8
8 ep · 2014
Season 9
12 ep · 2014
Season 10
10 ep · 2015
Season 11
15 ep · 2016
Season 12
16 ep · 2017
Season 13
15 ep · 2018
Season 14
22 ep · 2019
Season 15
12 ep · 2020
Season 16
10 ep · 2020
Season 17
7 ep · 2021
Season 18
20 ep · 2022
Season 19
20 ep · 2023
Season 20
20 ep · 2024
Season 21
20 ep · 2025
Season 22
16 ep · 2026
Cast & Characters
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
Nick Pope
Self
Mike Bara
Self
Screenshots & Stills
