 | Brian Cox als Winston Churchill |
 | Miranda Richardson als Clementine Churchill |
 | John Slattery als Dwight Eisenhower |
 | Julian Wadham als Bernard Montgomery |
 | Richard Durden als Jan Smuts |
 | Ella Purnell als Helen Garrett |
 | James Purefoy als King George VI |
 | Danny Webb als Alan Brooke |
 | Jonathan Aris als Mallory |
 | George Anton als Admiral Ramsay |
 | Steven Cree als Captain Stagg |
 | Peter Ormond als Briggs |
 | Angela Costello als Kay Summersby |
| Kevin Findlay als Fanshawe |
| Miro Teplitzky als Adjutant Howard |
| Jonathan Teplitzky | Director |
| Alex von Tunzelmann | Writer |
| David Higgs | Director of Photography |
| Chris Gill | Editor |
| Claudia Bluemhuber | Producer |
| Nick Taussig | Producer |
| Piers Tempest | Producer |
| Paul van Carter | Producer |
| Lorne Balfe | Music |
| Dan Hubbard | Casting |
| Chris Roope | Production Design |
| Chloe Waugh | Art Department Assistant |
| Martin Kelly | Assistant Art Director |
| John Casey | Property Master |
| Neesh Ruben | Set Decoration |
| Fiona Gavin | Supervising Art Director |
| Bartholomew Cariss | Costume Design |
| Kate Leys | Script Editor |
| Aina Sabaté-Giralt | Script Supervisor |
| Rupert Hollier | Music Supervisor |
| Emily Newby | Assistant Costume Designer |
| Natasha Cousins | Costume Supervisor |
| Gemma Sykes | Casting Associate |
| Claire Robinson | Casting Assistant |
| Alan Maxwell | Camera Operator |
| Scott Napier | Gaffer |
| John Sturt | Rigging Gaffer |
| Graeme Hunter | Still Photographer |
| Steve Pugh | Key Grip |
| Belinda Cumming | Visual Effects Coordinator |
| George Stone | Visual Effects Producer |
| Sheila Wickens | Visual Effects Supervisor |
| Gary Doig | Boom Operator |
| Kian McClure | Boom Operator |
| Rob Hughes | Sound Re-Recording Mixer |
| Andy Shelley | Supervising Sound Editor |
| Cate Hall | Hair Designer |
| Cate Hall | Makeup Designer |
| Rebecca Lloyd | First Assistant Editor |
| Wendy Kemp Forbes | Makeup & Hair |
| Catriona Johnstone | Makeup & Hair |
| Emilie Yong | Hair Supervisor |
| Emilie Yong | Makeup Supervisor |
| Sally Crees | Costume Assistant |
| Amy Wallace | Costume Assistant |
| Barbara Sandberg | Graphic Designer |
| Dicky Howett | Props |
| Nick Heckstall-Smith | First Assistant Director |
| Tracey Warren | Second Assistant Director |
| Mark Rossi | Third Assistant Director |
| Simon Hayes | Epk Camera Operator |
| Fergus Cruickshank | Camera Trainee |
| Ben Goodall | Camera Trainee |
| Will Clements | Digital Imaging Technician |
| Grant McPhee | Digital Imaging Technician |
| Anna Benbow | First Assistant "A" Camera |
| Jaspreet Bal | First Assistant "B" Camera |
| Mark Morley | Grip |
| Jerdan Taylor | Electrician |
| Jonny Mackenzie | Lighting Technician |
| Thomas Barber | Second Assistant "A" Camera |
| Les Hinks | Second Assistant "B" Camera |
| Paul Hanks | Foley Artist |
| Simon Trundle | Foley Editor |
| Phil Diamond | Sound Assistant |
| Ian Wilson | Supervising Sound Editor |
| Luke Butler | Digital Compositor |
| Andy Quinn | Digital Compositor |
| Paul Driver | Visual Effects Producer |
| George Zwier | Visual Effects Supervisor |
| Tom Sainty | Assistant Editor |
| Adam Inglis | Colorist |
| James Clarke | Digital Intermediate |
| Lizzie Newsham | Digital Intermediate |
| Michael Hopkins | Digital Intermediate Assistant |
| Catherine Francis | First Assistant Accountant |
| Hugh O'Shea | Dialect Coach |
| Paula Jack | Dialect Coach |
| Maxine Stanley | Production Accountant |
| Katie Player | Production Coordinator |
| Dayna Baptie | Production Secretary |
| Pete Murphy | Location Manager |
| Pippa Suren | Production Manager |
| Andrew Chapman | Line Producer |
