Corrina Rachel

Self - Certified Holistic Health Coach

James Corbett

Self (archival footage)

A. Ben Goins

Self

Peter Glidden

Self

Raymond Francis

Self - D.S., M.S., R.N.C. (archival footage)

Stephanie Seneff

Self

Jennifer Brents

Self - Jenna's Health

Jonathan V. Wright

Self

Joel D. Wallach

Self

Mark C. Houston

Self - M.D., M.S., S.C.H., A.B.A.A.M., F.A.C.P., F.A.H.A.

Dale Bredesen

Self

Al Gore

Self - archival footage

Filomena Trindade

Self

Kelly Brogan

Self

Eric Zaremski

Self

Robert Breithaupt

Keith Harrison

Alex Voss

Susan Downs