Stars (in credits order)
Melina Jampolis
Self - Host
Dean Ornish
Self
Arthur Agatston
Robert Atkins
Mike Johanns
Self - Secretary of Agriculture
Nicholas Perricone
Mireille Giuliano
Barry Sears
Colette Heimowitz
Dirk Aschmoneit
Eric Hentges
Self - USDA
Ann Louise Gittleman
Stuart Trager
Lisa Talamini
Angela LaPorte
