John Matlock

饰：Himself

Cynthia P. Colby

饰：Narrator

William D. Phillips

饰：Self,1 episode, 2008,

罗杰·彭罗斯

Roger Penrose

饰：Self,1 episode, 2009,

Raymond Laflamme

Raymond Laflamme

饰：Self,1 episode, 2008,