凯文·贝肯

Kevin Bacon

饰：Self - Narrator,

Michelle Dejesus

饰：Herself - Genetic Subject

George Delis

饰：Himself - Genetic Subject

Mehmet Demirci

饰：Himself - Genetic Subject

Necla Demirci

饰：Herself - Genetic Subject

Clive Finlayson

饰：Himself - Director, The Gibraltar Museum

Kerry Nicholson Gonzalez

饰：Herself - Genetic Subject

Julius Indaaya

饰：Himself - Hadzabe Chief

Dennis Jenkins

饰：Himself - Archaeologist, University of Oregon

Ravi Korisettar

饰：Himself - Archaeologist, Karnatak University

Alma Mujezinovic

饰：Herself - Genetic Subject

Eamon O'Tuama

饰：Himself - Genetic Subject

Michael Petraglia

饰：Himself - Archaeologist, Cambridge University

Jorge J. González

Jorge J. González

饰：Self - Genetic Subject