Alex Gibney
(Self - Interviewer),
Roger Parloff
(Self - Fortune),
Dave Philippides
(Self),
Douglas Matje
(Self - Biochemist),
Ryan Wistort
(Self - Research & Development),
Tony Nugent
(Self - Vice President, Product Development),
Channing Robertson
(Self - Theranos Advisor),
Don Lucas
(Self - Investor),
Rochelle Gibbons
(Self - Wife of Ian Gibbons),
Phyllis Gardner
(Self - Professor of Medicine, Stanford University),
Tim Draper
(Self - Investor),
Ken Auletta
(Self - The New Yorker),
Dan Ariely
(Self - Behavioral Economist),
Cheryl Gafner
(Self - Receptionist),
Elizabeth Holmes
(Self - CEO and Founder of Theranos),
Tyler Shultz
(Self - Research Engineer),
Erika Cheung
(Self - Lab Associate),
Ramesh Balwani
(Self - President and Chief Operating Officer)