Morgan Spurlock в ролята на Himself
Daryl Isaacs в ролята на Himself (as Daryl M. Isaacs MD Internal Medicine)
Lisa Ganjhu в ролята на Herself (as Lisa Ganjhu D.O. Gastroenterologist & Hepatologist)
Stephen Siegel в ролята на Himself (as Steven Siegel MD FACC Cardiologist)
Bridget Bennett в ролята на Herself (as Bridget Bennett R.D.)
Eric Rowley в ролята на Himself, exercise physiologist
Mark Fenton в ролята на Himself, former editor, Walking
Alexandra Jamieson в ролята на Herself - Morgan's Girlfriend (as Healthy Chef Alex)
John Banzhaf в ролята на Himself (as John F. Banzhaf III)
David Satcher в ролята на Himself (as Dr. David Satcher)
Lisa Young в ролята на Herself (as Dr. Lisa Young)
Kelly Brownell в ролята на Himself
Jacob Sullum в ролята на Himself
Tommy Thompson в ролята на Himself
William J. Klish в ролята на Himself