 | Morgan Spurlock als Self |
 | Daryl Isaacs als Self - Internal Medicine |
| Lisa Ganjhu als Self - Gastroenterologist & Hepatologist |
| Stephen Siegel als Self - Cardiologist |
| Bridget Bennett als Self - Nutritionist & Dietician |
| Eric Rowley als Self - Exercise Physiologist |
| Mark Fenton als Self - Former Editor: Walking Magazine |
| Alexandra Jamieson als Self - Morgan's girlfriend & Vegan Chef |
| John Banzhaf als Self - Law Professor, George Washington University |
| David Satcher als Self - Former U.S. Surgeon General |
| Lisa Young als Self - Professor of Nutrition, New York University |
| Kelly Brownell als Self - Professor, Yale Center for Eating and Weight Disorders |
| Jacob Sullum als Self - Senior Editor, Reason Magazine |
| Tommy Thompson als Self - Secretary of Health and Human Services |
| William J. Klish als Self - Head of Dept. of Medicine, Texas Children's Hospital |
| Morgan Spurlock | Director |
| Morgan Spurlock | Author |
| Joe Morley | Executive Producer |
| Morgan Spurlock | Producer |
| Heather M. Winters | Executive Producer |
| Scott Ambrozy | Director of Photography |
| Stela Georgieva | Editor |
| Julie Bob Lombardi | Editor |
| Steve Horowitz | Music |
| Hans ten Broeke | Sound Designer |
