The White House has consistently denied having any knowledge of alien craft visiting Earth, but presidential encounters with UFOs and other strange phenomena can be found going all the way back to George Washington.
| Name | Type | Role | |
|---|---|---|---|
| Kristina Djokic | Writer | ||
| Gabriel Rotello | Writer | ||
| Kevin Burns | Writer | ||
| Max Thompson | Writer | ||
| Gabriel Rotello | Producer | ||
| Michelle Gorski | Producer | Supervising Producer | |
| Laura Eisenhower | Guest Star | Self - Great-Granddaughter of President Dwight D. Eisenhower | |
| Tucker Carlson | Guest Star | Self - Host, Tucker Carlson Tonight | |
| William Henry | Guest Star | Self - Author/Investigative Mythologist | |
| Dennis Kucinich | Guest Star | Self - 2008 Presidential Candidate | |
| Nick Pope | Guest Star | Self - U.K. Ministry of Defense (1985-2006) | |
| Larry Holcombe | Guest Star | Self - Author, The Presidents and UFOs | |
| John Podesta | Guest Star | Self - White House Chief of Staff 1998 - 2001 | |
| Martin K.A. Morgan | Guest Star | Self - Author/Historian | |
| Stephen Bassett | Guest Star | Self - Executive Director, Paradigm Research Group | |
| Linda Moulton Howe | Guest Star | Self - Investigative Journalist, Earthfiles | |
| Bill Birnes | Guest Star | Self - Author, UFOs and the White House | |
| Grant Cameron | Guest Star | Self - Author, Presidents and UFOs | |
| Giorgio A. Tsoukalos | Guest Star | Self - Publisher, Legendary Times Magazine | |
| David Childress | Guest Star | Self - Author, Technology of the Gods | |
| Kevin Burns | Executive Producer | ||
| Evan Goldstein | Executive Producer | Co-Executive Producer | |
| David Silver | Executive Producer | ||
| Max Thompson | Executive Producer | ||
| Susan E. Leventhal | Executive Producer | for HISTORY | |
| Kim Egan | Executive Producer | ||
| Giorgio A. Tsoukalos | Executive Producer | Co-Executive Producer |