The Chilean government questions whether new footage from a Navy helicopter indicates a connection to geoglyphs in the Atacama Desert.
| Name | Type | Role | |
|---|---|---|---|
| Katie Raines DeLoach | Writer | ||
| Max Thompson | Writer | ||
| Evan Goldstein | Writer | ||
| Jim Hense | Producer | ||
| Gabriel Rotello | Producer | ||
| Michelle Gorski | Producer | Supervising Producer | |
| Rodrigo Fuenzalida | Guest Star | Self - Director, Aion Chile | |
| Dr. Travis Taylor | Guest Star | Self - Astrophysicist | |
| Erica Lukes | Guest Star | Self - Radio Host, UFO Classified | |
| Giorgio A. Tsoukalos | Guest Star | Self - Publisher, Legendary Times Magazine | |
| George Noory | Guest Star | Self - Radio Host, Coast to Coast AM | |
| Michael P. Masters | Guest Star | Self - Prof. of Anthropology, Montana Technical Univ. | |
| Hugo Camus | Guest Star | Self - Director, CEFAA | |
| Víctor Hidalgo | Guest Star | Self - Radio Host, Antes de Media Noche | |
| Nick Pope | Guest Star | Self - U.K. Ministry of Defense (1985-2006) | |
| Seth Shostak | Guest Star | Self - Senior Astronomer, SETI Institute | |
| William Henry | Guest Star | Self - Author/Investigative Mythologist | |
| Erich von Däniken | Guest Star | Self - Author, Chariots of the Gods | |
| David Childress | Guest Star | Self - Author, Ancient Technology in Peru and Bolivia | |
| Bill Birnes | Guest Star | Self - Co-Author, The Day After Roswell | |
| Alejandro Rojas | Guest Star | Self - Editor, Open Minds | |
| Nicolas Berasain | Guest Star | Self - Author, Filosofia Cosmopolitica de la Agenda Alienigena | |
| Michael Bradbury | Guest Star | Self - Image Analyst | |
| Giorgio A. Tsoukalos | Executive Producer | Co-Executive Producer | |
| Kevin Burns | Executive Producer | ||
| Susan E. Leventhal | Executive Producer | for HISTORY | |
| David Silver | Executive Producer | ||
| Evan Goldstein | Executive Producer | Co-Executive Producer | |
| Max Thompson | Executive Producer | ||
| Kim Egan | Executive Producer |