Self - Author

Gary Taubes

Acting

Self - Doctor of Pediatric Endocrinology

Robert Lustig

Acting

Self - Researcher, Okinawa Centenarian Study

Craig Wilcox

Acting

Self - Former Patient of Dr. Lustig

Alexis Gomez

Acting

Self - Dentist, Denver, Colorado

Cristin Kearns

Acting

Self - University of Ottawa

Yoni Freedhoff M.D.

Acting

Self - Biochemist

Jean-Marc Schwartz

Acting

Self (archive footage)

John Yudkin

Acting

Self (archive footage)

Ancel Keys

Acting

Self - Endurance Athlete

Sami Inkinen

Acting

Self - Researcher, St. Michael's Hospital, Toronto

Dr. John L. Sievenpiper

Acting

Self - Heart and Stroke Foundation

Terry Dean

Acting

Self - Filmmaker

Frank Lisciandro

Acting

Self - Researcher at the U.S. Department of Agriculture

Sheldon Reiser

Acting

Self - Nutritionist

Judith Hallfrisch

Acting

Self - Head of the Tobacco Research Unit, University of CA

Stan Glantz

Acting

Self - Medical Director, Canadian Obesity Network

Arya Sharma

Acting

Self - Alberta University

Kim Raine

Acting

Self - McDonald's Canada

Richard Ellis

Acting

Self - Faculty of Medicine, University of California

Laura Schmidt

Acting

Self - Endurance Athlete

Meredith Inkinen

Acting