演职人员
Self - Author
Gary Taubes
Self - Doctor of Pediatric Endocrinology
Robert Lustig
Self - Researcher, Okinawa Centenarian Study
Craig Wilcox
Self - Former Patient of Dr. Lustig
Alexis Gomez
Self - Dentist, Denver, Colorado
Cristin Kearns
Self - University of Ottawa
Yoni Freedhoff M.D.
Self - Biochemist
Jean-Marc Schwartz
Self (archive footage)
John Yudkin
Self (archive footage)
Ancel Keys
Self - Endurance Athlete
Sami Inkinen
Self - Researcher, St. Michael's Hospital, Toronto
Dr. John L. Sievenpiper
Self - Heart and Stroke Foundation
Terry Dean
Self - Filmmaker
Frank Lisciandro
Self - Researcher at the U.S. Department of Agriculture
Sheldon Reiser
Self - Nutritionist
Judith Hallfrisch
Self - Head of the Tobacco Research Unit, University of CA
Stan Glantz
Self - Medical Director, Canadian Obesity Network
Arya Sharma
Self - Alberta University
Kim Raine
Self - McDonald's Canada
Richard Ellis
Self - Faculty of Medicine, University of California
Laura Schmidt
Self - Endurance Athlete
Meredith Inkinen