How the Universe Works

Mike Rowe
Narrator / Himself - Narrator

Erik Dellums
Himself - Narrator / Self - Narrator

Nina Lanza
Self - Planetary Scientist /

Hakeem Muata Oluseyi
Self - Astrophysicist /

Moogega Cooper
Self - Planetary Protection Engineer /

Jani Radebaugh
Self - Planetary Scientist /

Dan Durda
Self - Planetary Scientist /

Kevin J. Walsh
Self - Astronomer /

Paul M Sutter
Self - Astrophysicist /

James S. Bullock
Self - Astrophysicist /

Chris Mckay
Self - Astrobiologist

Carly Howett
Self - Planetary Scientist

Amber Straughn
Self - Astrophysicist

Max Tegmark
Self - Theoretical Physicist

Alex Philippenko
Self - Astrophysicis

Katie Freese
Self - Cosmologist

Grant Tremblay
Self - Astrophysicist

Chiara Mingarelli
Self - Astrophysicist

Lawrence Krauss
Himself

Michio Kaku
Himself