Jamie Bell LCpl. Rusty Firmin Abbie Cornish Kate Adie Mark Strong Max Vernon Martin Shaw John Dellow Emun Elliott Roy Ben Turner Salim Aymen Hamdouchi Faisal Tim Pigott-Smith Home Secretary William Whitelaw Robert Portal Lt. Col. Mike Rose Colin Garlick LCpl. John Mac Andrew Grainger Ray Martin Hancock BBC Cameraman Bill Colin Moy Maj. Hector Gullan Toby Leach PC Trevor Lock Xavier Horan SAS Soldier Tom Morrell Te Kohe Tuhaka Tak William Chubb MI5 Spokesman Ronan Vibert MI6 Spokesman John Henshaw Metropolitan Police Spokesman Tim Downie Jimmy Sam Snedden Sim Harris Mia Blake Betty, Max's Wife Matthew Sunderland Tom Lovett Emma Campbell-Jones Whitelaw's Aide Jared Turner Sgt. Tommy Palmer Calum Gittins Tommo Ryan O'Kane Snapper Fayssal Bazzi Makki Kenneth Collard Clive Nicholas Boulton Chris Cramer Venice Harris Max's Daughter #2 Jeff Szusterman Intelligence Translator Phil Peleton Intelligence Officer Kip Chapman Trevor Ajayshri Caretaker Scott Michael Wagstaff PC Walker Joel Beckett Policeman #2 Alan B. McElroy Policeman #3 Eric Colvin OB Technician Margaret Thatcher Herself (archive footage) (uncredited) Simon Elrahi Imam (uncredited) Glen Levy Jerry (uncredited) Michael Denkha Mustapha Karkouti