Jonathan Young Actor Robert Clotworthy Narrator James Penniston Self Philip Coppens Self Mike Bara Self John Van Auken Self Jason Martell Self Erich von Däniken Self Michael Cremo Self Michael Dennin Self Graham Hancock Self Giorgio Tsoukalos Self David Wilcock Self L.A. Marzulli Self Thomas Bullard Self Robert M. Schoch Self David Childress Self Linda Moulton Howe Self George Noory Self Steven M. Greer Self Brian Coughlin Writer, Producer Deborah Blum Writer James Goldin Writer Kaylan Eggert Writer Colin R. Campbell Writer Kevin Burns Executive Producer David Silver Executive Producer Susan E. Leventhal Executive Producer Kim Sheerin Executive Producer Evan Goldstein Producer Tree Wright Producer Arthur Maturo Producer Max Thompson Executive Producer Jim Hense Producer Susan Leventhal Executive Producer Richard Monahan Writer Rich Monahan Executive Producer