В ролях
В роли: Self - Planetary Scientist (как Kevin Baines)
В роли: Self - Planetary Scientist, Arizona State Unifversity (как Jim Bell)
В роли: Self - Author, ' The Day After Roswell' (как William J. Birnes)
В роли: Self - Former President of the United States (хроника)
В роли: Self - Astronomer & Image Analyst
В роли: Narrator
В роли: Self - Physicist and Space Scientist
В роли: Self - Meteorite Expert
В роли: Self - Planetary Scientist
В роли: Self - Planetary Scientist (как Kevin Grazier)
В роли: Self - Astronomer (как J. Todd Hoeksema)
В роли: Self - Ex-NASA Astrobiologist
В роли: Self - Amateur Astronomer
В роли: Self - Principal Investigator, MAVEN Program
В роли: Self - Planetary Scientist
В роли: Self - Planetary Geologist
В роли: Self - Astronomer
В роли: Self - Space Historian (как Jim Oberg)
В роли: Self - Image Analyst
В роли: Self - Military Analyst
В роли: Self - Sci-Fi Writer and Former Weapons Designer
В роли: Self - Planetary Scientist (как Peter Schultz)
В роли: Self - Chief Image Analyst, MUFON
В роли: Self - Phd., Meteor Specialist
В роли: Self - Astrobiologist (как Chandra Wickramsinghe)
Режиссёр
Tod Grimwade Alex Revill Tom Keeling Simon Martin Adam Orr-Ewing Nick Davies Sarah Hunt Paul Olding Nick Patterson Ian Levison
Продюсер
Adam Espley Susannah Herbert Harry Eagle Val Evans Brian Lavin Lizzie Bolton Balnek Sangra Timothy Clarkson Katherine Wootton Dominic Rees-Roberts Tadhg Leonard Jacqui Edwards Pete Woods Martin Durkin Russell Eatough Amy Foster Greg Chivers Wyatt Channell Eliya Arman Ryan Gaffney Martin West Ian Levison Theo Smith Mike Ibeji
