Dave Hoffmann

饰：Narrator

Ramani Durvasula

饰：Herself - Clinical Psychologist

凯勒·沃瑟姆

Keller Wortham

饰：Self - Internist

Rajee Narinesingh

饰：Self

Ysamur Flores-Pena

饰：Self - Cultural Studies & Folklore

Christine Milrod

饰：Self - Human Sexuality

Dror Paley

饰：Self - Doctor

Sara Gottfried

饰：Self - Integrative Physician

Reef Karim

饰：Self - Psychiatrst, Behavior Expert

Jon A. Perlman

饰：Self - Plastic Surgeon

Charles Guelperin

饰：Self - Priest of Santeria