 | Patricia Hodge als Rt. Hon Margaret Thatcher (Prime Minister) |
 | John Standing als Rt Hon William Whitelaw CH MC MP (Home Secretary) |
 | Michael Cochrane als Rt Hon Nicholas Ridley MP (Financial Secretary to the Treasury) |
 | James Fox als Rt Hon Peter, 6th Baron Carrington KCMG MC (Foreign Secretary) |
 | Colin Stinton als Alexander Haig (US Secretary of State) |
 | Anthony Calf als Robin Fearn (Head of Falkland Islands Department, Foreign Office) |
 | Jeremy Child als Rt Hon Francis Pym MC MP (Foreign Secretary) |
 | Richard Cordery als Tom Enders |
 | Robert Hardy als Sir Anthony Parsons |
 | John Woodvine als Adm. of the Fleet Sir Terence Lewin |
 | Rupert Vansittart als Sir Robert Armstrong (Cabinet Secretary) |
 | Jonathan Coy als Richard Luce MP (Minister of State, Foreign Office) |
 | Clive Merrison als Rt Hon John Nott MP (Secretary of State for Defence) |
 | Peter Blythe als Rt Hon Sir Michael Havers QC MP (Attorney-General) |
 | Jeremy Clyde als Sir Nicholas Henderson (HM Ambassador to the United States) |
 | Shaughan Seymour als Adm. Sir Henry Leach (First Sea Lord) |
 | Jasper Jacob als John Wilkinson MP (Parliamentary Private Secretary to John Nott) |
 | Bob Sherman als President Ronald Reagan |
 | Lorelei King als Jeanne Kirkpatrick (US Ambassador to the UN) |
 | Garrick Hagon als Vernon Walters (Senior Adviser to the US Secretary of State) |
 | Arturo Venegas als Javier Pérez de Cuéllar (UN Secretary-General) |
 | Vernon Dobtcheff als Nicanor Costa Méndez (Argentine Minister of External Relations) |
| Robert Bowman als Sir Hamilton Whyte (Member, British Mission to the UN) |
| John Woodvine als Adm. of the Fleet Sir Terence Lewin (Chief of the Defence Staff) |
 | Tom Chadbon als Adm. Sir John Fieldhouse (C-in-C Fleet) |
| Gordon Langford Rowe als Rt Hon George Thomas MP (Speaker of the House of Commons) |
 | Patrick Godfrey als Rt Hon Michael Foot MP (Leader of the Opposition) |
| Ron Meadows als Rt Hon Peter Shore MP (Shadow Chancellor of the Exchequer) |
 | Renny Krupinski als David Lambie MP (Labour) |
| Charles McCurdy als John Browne MP (Conservative) |
| Martin Oldfield als Rt Hon Enoch Powell MP (Conservative) |
 | Geoffrey Wilkinson als Sir Anthony Meyer Bt MP (Conservative) |
| Alan Rothwell als John Wells MP (Conservative) |
| Geoff Holman als Rt Hon Tony Benn MP (Labour) |
 | David Fleeshman als Denis Healey MP (Labour) |
| Michael Samuels | Director |
| Ian Curteis | Writer |
| Richard Fell | Executive Producer |
| Rebecca Ferrand | Line Producer |
| Jeremy Howe | Producer |
| Mark Isaac | Cinematography |
| Chris Pearce | Assistant Camera |
| Steve Rees | Camera Operator |
| Kevin Rudge | Camera Operator |
| Rory Taylor | Cinematography |
| Martin Sharpe | Editor |
| Carrie Hilton | Casting |
| Melanie Allen | Production Design |
| Madelaine Leech | Art Direction |
| Jayne Gregory | Costume Design |
| Sallie Adams | Makeup Designer |
| Jane Bevans | Assistant Makeup Artist |
| Kirsty Herring | Assistant Makeup Artist |
| Kristy Herring | Makeup Artist |
| Sacha Whitmarsh | Production Manager |
| Paul Elkins | First Assistant Director |
| Tammy Kempinski | Second Assistant Director |
| Holly Watson | Third Assistant Director |
| Colin Bradbury | Property Master |
| Sandy Garfield | Property Buyer |
| Alan Cridford | Boom Operator |
| Jason Hopfner | Boom Operator |
| James Loosemore | Sound Editor |
| Mario Mooney | Sound Mixer |
| Graham Cussell | Electrician |
| Mark Issac | Camera Operator |
| Gavin Walters | Gaffer |
| Chuck Douglas | Extras Casting |
| Allison Wyldeck | Costume Supervisor |
| Dominic Aarons | Colorist |
| Lesley MacKinnon | Assistant Editor |
| Jenny Bowman | Script Supervisor |
| Nicola Pinn | Production Coordinator |
| Vanessa Stoddart | Production Accountant |
