GLUMCI
Phil Plait
Self - Astronomer- Michelle Thaller
Self - Astronomer - Richard Lintern
Self - Narrator - Mike Rowe
Self - Narrator 
Hakeem Oluseyi
Self - Astrophysicist- Lawrence Krauss
Self - Cosmologist - James S. Bullock
Self - Astrophysicist - Paul M. Sutter
Self - Astrophysicist - Moogega Cooper
Self - Planetary Protection Engineer - Dan Durda
Self - Planetary Scientist - Nina Lanza
Self - Planetary Scientist - Jani Radebaugh
Self - Planetary Scientist - Erik Dellums
Self - Narrator - Michio Kaku
Self - Theoretical Physicist - Kevin Walsh
Self - Astronomer - Alex Filippenko
Self - Astrophysicist - Max Tegmark
Self - Physicist 
Grant Tremblay
Self - Astrophysicist- Chris McKay
Self - Astrobiologist - Amber Straughn
Self - Astrophysicist - Sean Carroll
Self - Theoretical Physicist - Katie Freese
Self - Cosmologist 
Chiara Mingarelli
Self - Astrophysicist- Geoff Marcy
Self - Astronomer, University of California, Berke - Lewis Dartnell
Self - Astrobiologist - David Kipping
Self - Astronomer - Carly Howett
Self - Planetary Scientist - David Grinspoon
Self - Astrobiologist - Konstantin Batygin
Self - Planetary Astrophysicist - Meenakshi Wadhwa
Self - Planetary Scientist - Peter Schultz
Self - Impact Specialist - Amy Mainzer
Self - Astronomer - David Spergel
Self - Theoretical Physicist - Carolyn Porco
Self - Cassini Mission Imaging Lead - Cathy Plesko
Self - Planetary Scientist - Jedidah Isler
Self - Astrophysicist - Erik Asphaug
Self - Planetary Scientist - Caleb Scharf
Self - Astrobiologist - Matthew O'Dowd
Self - Astrophysicist - Jessie Christiansen
Self - Astrophysicist
REžISER
SCENARISTA
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