Das Universum - Eine Reise durch Raum und Zeit

George Harris

Kevin Walsh (Self - Astronomer), Michio Kaku (Himself - Phd., Theoretical Physicist, City University of New York), Cathy Plesko (Self - Planetary Scientist), Dan Durda (Himself - Phd., Astrophysicist), Lawrence Krauss (Himself - Professor, Theoretical Physicist, Arizona State University), Barack Obama (Himself), Erik Asphaug (Self - Planetary Scientist), Dr. Phil Plait (Himself - Phd., Astronomer), Marina Brozovic (Self - Planetary Scientist), Mike Rowe (Narrator), Moogega Cooper (Self - Planetary Protection Engineer), Peter Schultz (Himself - Professor, Impact Specialist, Brown Universiy), Greg Leonard (Self - Astronomer), Russell Schweickart (Himself - Apollo 9 Astronault, B612 Foundation), Hakeem Oluseyi (Self - Astrophysicist), Mark Sykes (Himself - Phd., Planetary astronomer, Planetary Science Institute), Phil Plait (Himself - Phd., Astronomer), Dr. Michelle Thaller (Herself - Phd., Astronomer, NASA Goddard Space Flight Center), Michelle Thaller (Herself - Phd., Astronomer, NASA Goddard Space Flight Center)