According to physicist Bob Lazar, Element 115 is the fuel source for an alien spacecraft he was hired to reverse-engineer by the U.S. government to find a way to harness its power.
| Name | Type | Role | |
|---|---|---|---|
| Allison Boon | Writer | ||
| Kevin Burns | Writer | ||
| Max Thompson | Writer | ||
| William Martens | Producer | ||
| Linda Moulton Howe | Guest Star | Self - Investigative Journalist, Earthfiles | |
| Jeremy Corbell | Guest Star | Self - Investigative Filmmaker, Bob Lazar: Area 51 and Flying Saucers | |
| David Childress | Guest Star | Self - Author, Technology of the Gods | |
| Paul Stonehill | Guest Star | Self - Author, The Soviet UFO Files | |
| Nick Pope | Guest Star | Self - U.K. Ministry of Defense (1985-2006) | |
| William Henry | Guest Star | Self - Author/Investigative Mythologist | |
| Michael 'Mike' Bara | Guest Star | Self - Author, Hidden Agenda | |
| Dr. Travis Taylor | Guest Star | Self - Astrophysicist | |
| George Knapp | Guest Star | Self - Chief Investigative Reporter, KLAS | |
| Michio Kaku | Guest Star | Self - Author, The Future of Humanity | |
| Sam Edwards | Guest Star | Self - Hollywood Visual Effects Supervisor | |
| Giorgio A. Tsoukalos | Executive Producer | Co-Executive Producer | |
| Susan E. Leventhal | Executive Producer | for HISTORY | |
| Kim Sheerin | Executive Producer | ||
| Kevin Burns | Executive Producer | ||
| Anthony Fiorino | Executive Producer | ||
| David Silver | Executive Producer | ||
| Max Thompson | Executive Producer |