출연진
C.J. Hunt
Self / Narrator / Main Subject
Leslie Aiello
Self / President, Wenner-Gren Foundation for Anth. Research
Loren Cordain
Self / Author / Professor of Health & Exercise Science, CO St. U
Michael Eades
Self / Author, Protein Power
Boyd Eaton
Self / Author, Paleolithic Prescription / Professor, Emory U.
Joel Fuhrman
Self / Center for Nutritional Medicine
David J. Getoff
Self / VP Price-Pottenger Nutrition Foundation
Alan Goldhamer
Self / President, Int'l Association of Hygienic Physicians
Adele Hite MPH R.D.
Self / Exec. Dir., Healthy Nation Coalition
Jean Jacques Hublin
Self / Dir., Human Evolution, Max Planck Institute
Maria Leung
Self / Founder Tasty Eats Soy Jerky
Shannon McPherron
Self / Paleolithic Archaeologist, Max Planck Institute
Sally Fallon Morell
Self / President, Weston A. Price Foundation
William Rendu
Self / PhD Anthropology Student
Professor Mike Richards
Self / Head, Archaeological Science Group, Max Planck Institute
Gary J. Sawyer
Self / Physical Anthropologist, American Museum of Nat. History
Barry Sears, Ph.D.
Self / Author / President, Inflammation Research Foundation
Lane Sebring, M.D.
Self / Board Examiner, American Academy of Anti-Aging Medicine
Dr. Marie Soressi
Self / Max Planck Institute for Evolutionary Anthropology
Gary Taubes
Self / Science Journalist / Author, Good Calories Bad Calories
Andrew Weil
Self / Director, Center for Integrative Medicine, U.Arizona