In ancient Mesopotamia, the Sumerians make advances in agriculture, science, medicine, and astronomy, crediting these achievements to winged gods known as the Anunnaki.
| Name | Type | Role | |
|---|---|---|---|
| Kevin Burns | Writer | ||
| Kaylan Eggert | Writer | Supervising Writer | |
| Kevin Barry | Writer | ||
| Kevin Barry | Producer | ||
| Tree Wright | Producer | ||
| Kristina Djokic | Producer | Co-Producer | |
| Philip Coppens | Guest Star | Self - Author, The Lost Civilization Enigma | |
| David Childress | Guest Star | Self - Author, Technology of the Gods | |
| William Henry | Guest Star | Self - Author, The Judgment Day Device | |
| Nick Redfern | Guest Star | Self - Author, The Real Men in Black | |
| Jason Martell | Guest Star | Self - Author, Knowledge Apocalypse | |
| Erik Poltorak | Guest Star | Self - Sumerian Researcher | |
| Linda Moulton Howe | Guest Star | Self - Investigative Journalist, Earthfiles | |
| Robert Mullins | Guest Star | Self - Archaeologist | |
| Giorgio A. Tsoukalos | Guest Star | Self - Publisher, Legendary Times Magazine | |
| William J. Fulco | Guest Star | Self - Professor of Classics & Archaeology, Loyola Marymount University | |
| Robert Schoch | Guest Star | Self - Author, Forgotten Civilization | |
| M.J. Evans | Guest Star | Self - Author, The Legacy of Zecharia Sitchin | |
| Michael Dennin | Guest Star | Self - Physicist, Univ. of California, Irvine | |
| David Wilcock | Guest Star | Self - Author, The Source Field Investigations | |
| Kevin Burns | Executive Producer | ||
| Susan E. Leventhal | Executive Producer | for H2 Network | |
| Kim Sheerin | Executive Producer | ||
| David Silver | Executive Producer |