迈克尔·莫斯利

Michael Mosley

饰：自己

Anthony Farrelly

Anthony Farrelly

饰：Self

David Spiegelhalter

饰：Self

Walter Willett

饰：Self - Harvard School of Public Health,(as Dr Walter Willett)

Gary Fraser

饰：Self - Adventist Health Studies, Loma Linda University,(as Dr Gary Fraser)