Erik Thompson

~ as ~

Narrator

Paul Davies

~ as ~

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

Robert R. Cargill

~ as ~

Self - University of Iowa

Alex Filippenko

~ as ~

Self - Univ. of California, Berkeley

Laura Danly

~ as ~

Self - Griffith Observatory

Clifford V. Johnson

~ as ~

Self - Univ. of Southern California

Robert Spitzer

~ as ~

Self - Magis Center of Reason and Faith

Leonard Mlodinow

~ as ~

Self - Co-Author, 'The Grand Design'

Stephen Hawking

~ as ~

Self - Co-Author, 'The Grand Design'

Dana Smelzer

~ as ~