罗伯特·克洛特沃西

Robert Clotworthy

饰：Self - Narrator

加来道雄

Michio Kaku

饰：(as Michio Kaku PhD)

乔治欧·A·索卡洛斯

Giorgio A. Tsoukalos

饰：Self - Publisher, Legendary Times Magazine

David Childress

饰：Self - Author, Technology of the Gods

William J. Birnes

William J. Birnes

饰：Self - Author, UFOs and the White House

Richard Dolan

Richard Dolan

饰：Self - Historian & Author, UFOs and the National Security State

John Brandenberg

饰：(as John Brandenburg PhD)

Jonathan Young

饰：(as Jonathan Young PhD)

Linda Moulton Howe

Linda Moulton Howe

饰：Self - Investigative Journalist, Earthfiles

Rear Admiral Richard E. Byrd

Rear Admiral Richard E. Byrd

饰：(archive footage) (as Admiral Robert Byrd)