출연진

• 

  Erik Thompson

  Erik Thompson

  Narrator

• P

  Paul Davies

  Paul Davies

  Self - Physicist, Author, 'The Mind of God'

• R

  Robert R. Cargill

  Robert R. Cargill

  Self - University of Iowa

• A

  Alex Filippenko

  Alex Filippenko

  Self - Univ. of California, Berkeley

• 

  Laura Danly

  Laura Danly

  Self - Griffith Observatory