 Godfrey TearleSir George Corbett, Rear Gunner in B for Bertie | Sir George Corbett, Rear Gunner in B for Bertie |
 Eric PortmanTom Earnshaw, Copilot in B for Bertie | Tom Earnshaw, Copilot in B for Bertie |
 Hugh WilliamsFrank Shelley, Observer / Navigator in B for Bertie | Frank Shelley, Observer / Navigator in B for Bertie |
 Bernard MilesGeoff Hickman, Front Gunner in B for Bertie | Geoff Hickman, Front Gunner in B for Bertie |
 Hugh BurdenJohn Glyn Haggard, Pilot in B for Bertie | John Glyn Haggard, Pilot in B for Bertie |
 Peter UstinovThe Priest | The Priest |
 Googie WithersJo de Vries | Jo de Vries |
 Pamela BrownEls Meertens | Els Meertens |
 Joyce RedmanJet van Dieren | Jet van Dieren |
 Robert BeattySgt. Hopkins | Sgt. Hopkins |
 Robert HelpmannDe Jong | De Jong |
 Emrys JonesBob Ashley, Radio Operator in B for Bertie | Bob Ashley, Radio Operator in B for Bertie |
 Hay PetrieThe Burgomaster | The Burgomaster |
| SSelma Vaz DiasBurgomeister's Wife | Burgomeister's Wife |
 Arnold MarléPieter Sluys | Pieter Sluys |
 Alec ClunesThe Organist | The Organist |
| HHector AbbasDriver | Driver |
| JJames B. CarsonLouis | Louis |
| WWillem AkkermanWillem | Willem |
| JJoan AkkermanMaartje | Maartje |
 John SalewGerman Sentry | German Sentry |
| DDavid Ward1st German Airman | 1st German Airman |
 Roland CulverNaval Officer | Naval Officer |
 Michael PowellDespatching Officer | Despatching Officer |
 Stewart RomeCmndr. Reynold | Cmndr. Reynold |
 James Donald(uncredited) | (uncredited) |
 Gordon Jackson(uncredited) | (uncredited) |
 John LongdenGround Officer (uncredited) | Ground Officer (uncredited) |
