

"Nothing is more dangerous than the truth."
The true story of British intelligence whistleblower Katharine Gun who—prior to the 2003 Iraq invasion—leaked a top-secret NSA memo exposing a joint US-UK illegal spying operation against members of the UN Security Council. The memo proposed blackmailing member states into voting for war.
Katharine Gun

Martin Bright

Ben Emmerson

Yasar Gun

Peter Beaumont

Ed Vulliamy

Shami Chakrabarti

James Welch

Roger Alton

Andy Dumfries

Jasmine

TinTin

Jerry

John

Kamal Ahmed

Nigel Jones

Fiona Bygate

Rear Admiral Nick Wilkinson

Elizabeth Wilmshurst

Yvonne Ridley

Judge Hyam

Ken MacDonald

Nicole Mowbray

Mark Ellison

Jacqueline Jones, MI6 Agent

Mel

Policewoman

Mi-Yung

Edie Rielly

Jan Clements

Paul Beaver

Male Journalist
Female Journalist
Female Custody Sergeant

Police Officer
Duty Solicitor

Officer Pitt
Officer Knowles
Anne Emmerson

Young Romanian Girl
Duty Officer

Driver
BBC Reporter
Courtroom Guard

Clerk of the Court
Mrs. Archer

Self (archive footage) (uncredited)

Self (archive footage) (uncredited)

Self (archive footage) (uncredited)
Self (archive footage) (uncredited)

GCHQ Security

Iraqi Protestor (uncredited)

GCHQ Colleague (uncredited)
Home Office Official Doncaster Airport (uncredited)
Police Officer