尼尔·德格拉塞·泰森

Neil deGrasse Tyson

饰：自己

安·德鲁扬

Ann Druyan

饰：自己

Francis Collins

Francis Collins

饰：Self - Director, National Institutes of Health,(as Dr. Francis Collins)

Michael E. Mann

饰：Self

Eugenie C. Scott

Eugenie C. Scott

饰：Self

比尔·奈

Bill Nye

饰：Self

Ken Ham

Ken Ham

饰：Self

Joe Bastardi

饰：Self