Ronald Graham

Ronald Graham

饰：自己

麦克斯·泰格马克

Max Tegmark

饰：自己

史蒂文·伯克夫

Steven Berkoff

饰：Self - Narrator

Anthony Aguirre

饰：Self - University of California, Santa Cruz,(as Prof Anthony Aguirre)

Gregory Chaitin

饰：Self - IBM Research Division,(as Dr Gregory Chaitin)

Douglas Leonard

饰：Self - San Diego State University

David Spiegelhalter

饰：Self - University of Cambridge,(as Prof David Spiegelhalter)