| 角色 | 饰演者 | 角色介绍 |
| Narrator | 提摩西·道尔顿 | |
| Winston Churchill | 西蒙·拉塞尔·比尔 | |
| Pte Alf Tombs | Clive Brunt | |
| Harry Noakes | Phil Cornwell | |
| Lt Jimmy Hanley | 本尼迪克特·康伯巴奇 | |
| Guardsman Desmond Thorogood | Ricci Harnett | |
| Maj Angus McCorquodale | 尼古拉斯·琼斯 | |
| LCpl Wilf Saunders | 迈克尔·莱格 | |
| Sub Lt David Mellis RN | James Loye | |
| Maj Gen Harold Alexander (as Kevin R. McNally) | 凯文·麦克纳利 | |
| Frankie Osborne | Roland Manookian | |
| Lukie Osborne | Alex Noodle | |
| Capt Bill Tennant RN | 安德尔·罗林 | |
| Maj Philip Newman RAMC | 里克·沃登 | |
| Cpl Gill | Ben Abell | |
| Capt Michael Denny RN | Nicholas Asbury | |
| Clement Attlee MP | Richard Attlee | |
| Capt J Hendry | Alex Avery | |
| Pte Robert Garside | Mark Bagnall | |
| Leading Seaman Harold Porter | Nick Bagnall | |
| Vice Adm Sir Bertram Ramsay RN | Richard Bremmer | |
| Col G H P Whitfield | Osmund Bullock | |
| Gen Lord Gort VC | John Carlisle | |
| Lukie's Girlfriend | Samantha Cooper | |
| Lord Halifax | Richard Durden | |
| Anthony Eden MP | Jack Fortune | |
| Neville Chamberlain MP | Christopher Good | |
| Donah Osborne | Glyn Grimstead | |
| Cdr J Clouston RN | 威廉·霍普 | |
| Cpl Tich Humphreys | Julian Kerridge | |
| Vice Adm Tom Phillips RN | Geoffrey Kirkness |
