Characters played by Roger Baldacchino
Self - Head of GEIPAN
Characters played by Pierre Bescond
Self - Former Director CSG CNES and Member of COMETA and the SIGMA 2 Commission (AAAF)
Characters played by Robert Bigelow
Self - Director of Bigelow Aerospace
Characters played by Luc Dini
Self - President of the SIGMA 2 Commission AAAF
Characters played by Luis Elizondo
Self - Former Leader of AATIP
Characters played by Ian Harzan
Self - Head of MUFON
Characters played by Paul Hellyer
Self - Former Defence Minister of Canada
Characters played by Paul Hynek
Self - MUFON Consultant for the series Project Blue Book
Characters played by Alain Juillet
Self - Former Director of Intelligence DGSE
Characters played by Avi Loeb
Self - Chair of the Department of Astronomy Harvard University and Member of the Council of Advisors on Science and Technology White House
Characters played by Edgar D. Mitchell
Self - Astronaut
Characters played by Harry Reid
Self - Former Senator of Nevada
Characters played by Robert Salas
Self - Former US Air Force Missile Launch Officer
Characters played by John Samford
Self - US Air Force On Flying Saucers 1952
Characters played by Michael Vaillant
Self - Expert Data Consultant GEIPAN and CNES
Characters played by Jean Jacques Velasco
Self - Former Head of Geipan