Researchers study giant ancient drawings found etched into the desert floor, which may be a part of an ancient alien code.
| Name | Type | Role | |
|---|---|---|---|
| Evie Shapiro | Writer | ||
| Max Thompson | Writer | ||
| Kevin Burns | Writer | ||
| Nadia Nikolic Bowen | Producer | Supervising Producer | |
| Patricia Robles | Guest Star | Self - Historian, La Cuna de Aztlan Sacred Sites Protection | |
| Andrew Collins | Guest Star | Self - Author, The Cygnus Key | |
| Jon Lomberg | Guest Star | Self - Design Director, Voyager Record | |
| David Childress | Guest Star | Self - Author, Technology of the Gods | |
| Giorgio A. Tsoukalos | Guest Star | Self - Publisher, Legendary Times Magazine | |
| Hugh Newman | Guest Star | Self - Author, Earth Grids | |
| Chris Hegg | Guest Star | Self - Author, Ancient Universal Language of Man | |
| George J. Haas | Guest Star | Self - Author, The Cydonia Codex | |
| Robert Bewley | Guest Star | Self - Aerial Archaeologist, Univ. of Oxford | |
| William Henry | Guest Star | Self - Author/Investigative Mythologist | |
| Erich von Däniken | Guest Star | Self - Author, Chariots of the Gods | |
| Paul Bahn | Guest Star | Self - Author, Geoglyphs: Mysteries of the Ancient World | |
| Alfredo Figueroa | Guest Star | Self - Author, Aztlan Origin and Ethnology | |
| Ramy Romany | Guest Star | Self - Egyptologist | |
| Daniel Harbour | Guest Star | Self - Prof. of Cognition and Language, Queen Mary University | |
| David Silver | Executive Producer | ||
| Kevin Burns | Executive Producer | ||
| Max Thompson | Executive Producer | ||
| Kim Sheerin | Executive Producer | ||
| Susan E. Leventhal | Executive Producer | for HISTORY | |
| Giorgio A. Tsoukalos | Executive Producer | Co-Executive Producer |