Julian Assange as Self - Founder, WikiLeaks (archive footage)

Chelsea Manning as Self - WikiLeaks Source (archive footage)

Heather Brooke as Self - Journalist

Alex Gibney as Narrator (voice)

Robert Manne as Self - Professor, La Trobe University, Melbourne

John 'Fuzface' McMahon as Self - NASA Network Administrator

Michael Hayden as Self - Former NSA and CIA Director

J. William Leonard as Self - U.S. Government Classification Czar

Daniel Domscheit-Berg as Self - Former WikiLeaks Spokesperson

Smári McCarthy as Self - Icelandic Digital Freedom Society

Birgitta Jónsdóttir as Self - Icelandic Parliamentarian

Adrian Lamo as Self - Hacker

Timothy Douglas Webster as Self - Former Army Counterintelligence Agent

Jason Edwards as Self - Friend of Bradley Manning

Jihrleah Showman as Self - Bradley Manning's Supervisor

Philip J. Crowley as Self - Former Assistant Secretary of State for Public Affairs

Mark Davis as Self - Journalist & Filmmaker

Ken Day as Self - Australian Federal Police

Kevin Lee Poulsen as Self - News Editor, Wired.com

Nick Davies as Self - Investigative Journalist, The Guardian

Iain Overton as Self - Former Managing Editor Bureau of Investigative Journalism

Gavin MacFadyen as Self - Director, Centre for Investigative Journalism

Donald Boström as Self - Investigative Journalist

Anna Ardin as Self - Former WikiLeaks Volunteer

Vaughan Smith as Self - Video Journalist

Helena Kennedy as Self - Former Legal Adviser to Julian Assange

James Ball as Self - Journalist