Throughout the world, ancient rites and rituals are believed to connect humans to another dimension. But just who--or what--are we communicating with? Could today's rituals, such as festivals, coronations and funerals, be based on early man's attempts to emulate ancient alien visitors? If so, what other ancient rituals might find their roots in a kingdom--not of this world?
| Name | Type | Role | |
|---|---|---|---|
| Deborah 'Debbie' Blum | Writer | ||
| Max Thompson | Writer | ||
| Max Thompson | Producer | Supervising Producer | |
| Edith Becker | Producer | ||
| Jon C. Lohse | Guest Star | Self - Dir., Center for Archaeological Studies, Texas State University | |
| Deepak Shimkhada | Guest Star | Self - Adjunct Professor of Religion, Claremont Graduate University | |
| David Childress | Guest Star | Self - Author, Technology of the Gods | |
| Jason Martell | Guest Star | Self - Author, Knowledge Apocalypse | |
| Erich von Däniken | Guest Star | Self - Author, Chariots of the Gods | |
| Jonathan Young | Guest Star | Self - Founding Curator, Joseph Campbell Archives | |
| Giorgio A. Tsoukalos | Guest Star | Self - Publisher, Legendary Times Magazine | |
| Aidan Dodson | Guest Star | Self - Egyptologist, University of Bristol | |
| Philip Coppens | Guest Star | Self - Author, The Ancient Alien Question | |
| Rick Ross | Guest Star | Self - Exec. Director, Ross Institute for Cult Studies | |
| Andrew Collins | Guest Star | Self - Author, The Cygnus Mystery | |
| Peter Fiebag | Guest Star | Self - Author, Eternity Machine | |
| Bill Birnes | Guest Star | Self - Author/Publisher, UFO Magazine | |
| George Noory | Guest Star | Self - Radio Host, Coast to Coast AM | |
| William Bramley | Guest Star | Self - Author, The Gods of Eden | |
| Robert Bauval | Guest Star | Self - Author, The Egypt Code | |
| Richard 'Ric' Rader | Guest Star | Self - Lecturer, UCLA Dept. of Classics | |
| Andrew Wyatt | Guest Star | Self - Archaeologist, University of Illinois Chicago | |
| Susan E. Leventhal | Executive Producer | for HISTORY | |
| Kevin Burns | Executive Producer | ||
| Kim Sheerin | Executive Producer | Co-Executive Producer | |
| Scott Hartford | Executive Producer | Co-Executive Producer |