Elizabeth Holmes

Self - CEO and Founder of Theranos (archive footage)

Alex Gibney

Self - Narrator / Interviewer

Dan Ariely

Self - Behavioral Economist

Roger Parloff

Self - Fortune

Ken Auletta

Self - The New Yorker

Erika Cheung

Self - Lab Associate

Cheryl Gafner

Self - Receptionist

Dave Philippides

Self - Engineer

Douglas Matje

Self - Biochemist

Ryan Wistort

Self - Research & Development

Tony Nugent

Self - Vice President, Product Development

Phyllis Gardner

Self - Professor of Medicine, Stanford University

Channing Robertson

Self - Theranos Advisor

Don Lucas

Self - Investor

Tim Draper

Self - Investor

Tyler Shultz

Self - Research Engineer

Rochelle Gibbons

Self - Ian Gibbons' Wife

Matt Hernan

Self - Facilities Coordinator

Patrick O'Neill

Self - Chief Creative Officer

Errol Morris

Self

Stephanie Seitz

Self

Serena Stewart

Self - Phlebotomy Trainer

John Carreyrou

Self - The Wall Street Journal, Author, Bad Blood

David Boies III

Self - Boies, Schiller & Flexner LLP

Ramesh Balwani

Self - President and Chief Operating Officer (archive footage)

Pattie Sellers

Self (archive footage)

Charlie Rose

Self (archive footage)

Thomas A. Edison

Self (archive footage)

George Shultz

Self (archive footage)

James Mattis

Self (archive footage)

Henry Kissinger

Self (archive footage)

Joe Biden

Self (archive footage)

Bill Clinton

Self (archive footage)

Richard Nixon

Self (archive footage)

Barack Obama

Self (archive footage)

Rupert Murdoch

Self (archive footage)

Heather King

Self (archive footage)

Sanjay Gupta

Self (archive footage)