Brian RossSelf - Narrator (voice) / 编剧 / 执行制片人 CeCe MooreSelf - Genetic Genealogist Cyril WechtSelf - Forensic Pathologist (archive footage) Phil McGrawSelf (archive footage) Brian RossSelf - Narrator (voice) / 编剧 / 执行制片人 Elaine Frontain Bryant执行制片人 Jay B. JohnsonDirector Of Photography Steve PitreDirector Of Photography Brandon ThompsonDirector Of Photography Theo HuntAssistant Editor Sam KellyPost Production Producer Fatima Zamichi And D.Production Assistant 
