Elizabeth Holmes as Self - CEO and Founder of Theranos (archive footage)

Alex Gibney as Self - Narrator / Interviewer

Dan Ariely as Self - Behavioral Economist

Roger Parloff as Self - Fortune

Ken Auletta as Self - The New Yorker

Erika Cheung as Self - Lab Associate

Cheryl Gafner as Self - Receptionist

Dave Philippides as Self - Engineer

Douglas Matje as Self - Biochemist

Ryan Wistort as Self - Research & Development

Tony Nugent as Self - Vice President, Product Development

Phyllis Gardner as Self - Professor of Medicine, Stanford University

Channing Robertson as Self - Theranos Advisor

Don Lucas as Self - Investor

Tim Draper as Self - Investor

Tyler Shultz as Self - Research Engineer

Rochelle Gibbons as Self - Ian Gibbons' Wife

Matt Hernan as Self - Facilities Coordinator

Patrick O'Neill as Self - Chief Creative Officer

Errol Morris as Self

Stephanie Seitz as Self

Serena Stewart as Self - Phlebotomy Trainer

John Carreyrou as Self - The Wall Street Journal, Author, Bad Blood

David Boies III as Self - Boies, Schiller & Flexner LLP

Ramesh Balwani as Self - President and Chief Operating Officer (archive footage)

Pattie Sellers as Self (archive footage)

Charlie Rose as Self (archive footage)

Thomas A. Edison as Self (archive footage)

George Shultz as Self (archive footage)

James Mattis as Self (archive footage)

Henry Kissinger as Self (archive footage)

Joe Biden as Self (archive footage)

Bill Clinton as Self (archive footage)

Richard Nixon as Self (archive footage)

Barack Obama as Self (archive footage)

Rupert Murdoch as Self (archive footage)

Heather King as Self (archive footage)

Sanjay Gupta as Self (archive footage)