Distributia
-
Erik DellumsHimself - Narrator (voice) (as Erik Todd Delums)
-
Richard LinternHimself - Narrator
-
Mike RoweHimself - Narrator
-
Phil PlaitHimself - Astronomer
-
Lawrence KraussHimself - Cosmologist (as Lawrence M Krauss)
-
Michelle ThallerHerself - Astronomer
-
Daniel LathropHimself - Geophysicist (as Dan Lathrop)
-
Hakeem OluseyiHimself - Astrophysicist