Characters played by Carl Agee
Self - Director Institute of Meteoritics
Characters played by Nigel Barber
Narrator
Characters played by John Callas
Self - Project Manager NASA Opportunity
Characters played by John Casani
Self - Engineer Mariner 4
Characters played by Bill Clinton
Self - President of the US
Characters played by José Luis Cordeiro
Self - Analog Astronaut
Characters played by Nagin Cox
Self - Spacecraft Engineer NASA
Characters played by Abigail Fraeman
Self - Planetary Scientist NASA
Characters played by James Garvin
Self - Chief Scientist NASA Goddard
Characters played by David Grinspoon
Self - Astrobiologist
Characters played by John M. Grunsfeld
Self - Astronaut & Astrophysicist
Characters played by Felipe Gómez Gómez
Self - Astrobiologist
Characters played by Tanya Harrison
Self - Planetary Scientist
Characters played by Michio Kaku
Self - Theoretical Physicist
Characters played by Carmen Kohler
Self - Analog Astronaut
Characters played by Nina Lanza
Self - Planetary Scientist
Characters played by Elon Musk
Self
Characters played by Lujendra Ojha
Self - Planetary Scientist
Characters played by Jay Piatek
Self - Meteorite Collector
Characters played by Derrick Pitts
Self - Astronomer
Characters played by Melissa Rice
Self - Planetary Geologist
Characters played by Kirsten Siebach
Self - Planetary Geologist
Characters played by Adam Steltzner
Self - Chief Engineer NASA Mars 2020
Characters played by Dawn Sumner
Self - Astrobiologist
Characters played by Amy Shira Teitel
Self - Spaceflight Historian
Characters played by Diana Trujillo
Self - Engineer NASA Curiosity
Characters played by Ashwin Vasavada
Self - Project Scientist NASA Curiosity