출연진
Peter Coyote
Narrator (voice)
Stanton Friedman
Self - Nuclear Physicist, UFO Researcher
John E. Mack
Self - Psychiatrist, Harvard University (archive footage)
A.J. Gevaerd
Self - Editor, Brazilian UFO Magazine
James Fox
Self - Director/Filmmaker
Marco Aurélio Leal
Self - Brazilian Researcher
Cinthya Covo Leão
Self - Psychologist
Carlos de Sousa
Self
Marco Antonio Petit
Self - Brazilian Researcher
Marta Tavares
Roger Leir
Self (archive footage)