Актьори
- Tony McMahon
Self - Historian - Guy Walters
Self - Historian - Linda Rodriguez-McRobbie
Self - Journalist - Joyce Ohajah
Self - Journalist - Sascha Auerbach
Self - Historian - Luis Elizondo
Self - Former US Intelligence Official - Thomas Gadinger
Science Journalist - Karen Bellinger
Self - Anthropologist - Jayde Lovell
Self - Neuroscientist - Katrin Schreiter
Self - Historian - Patrick Vernon
Self - Historian - Deborah Hyde
Self - Former Editor, The Skeptic - Robert Salas
Self - Former USAF Commander - Jessie Roestenberg
Self - Witness - Salma Siddick
Self - Witness - Nigel Watson
Self - Journalist - David Sugarman
Self - Witness - Mark Richards
Self - Physicist - Kelly Cahill
Self - Witness - Stan Hall
Expedition Leader - Damien Nott
Self - Witness
глас
- ...Self - Narrator