Robert Winston

饰：自己

Marva Alexander

Marva Alexander

饰：Various hominids

Christian Bradley

饰：Various hominids

彼得·艾略特

Peter Elliott

饰：Various hominids

Oliver Parham

饰：Various hominids

Florence Sparham

Florence Sparham

饰：Various hominids

巴德莉亚·提米米

Badria Timimi

饰：Various hominids

亚历克·鲍德温

Alec Baldwin

饰：Narrator (US version)

Faroque Khan

Faroque Khan

饰：Various hominids

亚历克斯·帕尔墨

Alex Palmer

饰：Various hominids

David Rubin

饰：Various hominids

Anthony Taylor

Anthony Taylor

饰：Various hominids