罗伯特·肯尼迪

Robert F. Kennedy

饰：Himself (archive footage)

威尔·莱曼

Will Lyman

饰：Narrator,

露西尔·鲍尔

Lucille Ball

饰：Self,(archive footage)

Arthur Caplan

饰：Self - Center for Bioethics, University of Pennsylvania

Charles Linshaw

安东尼·福奇

Anthony Fauci

饰：Self,(as Dr. Anthony Fauci)

拉里·金

Larry King

饰：Self,(archive footage)

詹尼·麦卡锡

Jenny McCarthy

饰：Self - Spokesperson, Generation Rescue,(as Jenny McCarthy)

Andrew Wakefield

饰：Self,(archive footage)

戴斯·阿纳兹

Desi Arnaz

饰：Self,(archive footage)

金·凯瑞

Jim Carrey

饰：Self - Actor, Parent (archive footage)

Robert Kennedy Jr.

饰：Self

Paul Offit

饰：Self - Children's Hospital of Philadelphia,(as Paul A. Offit)