An American comes to Britain to investigate the murky circumstances of his brother's death that occurred during a WW2 commando raid.
| Actor | Role |
|---|---|
 Ray MillandClay Douglas | Clay Douglas |
 Patricia RocElspeth Graham | Elspeth Graham |
 Marius GoringSholto Lewis | Sholto Lewis |
 Hugh SinclairHamish McArran | Hamish McArran |
 Naunton WayneReggie Sinclair | Reggie Sinclair |
 Edward RigbyIdwal Llewellyn | Idwal Llewellyn |
 Marjorie FieldingMargaret McArran | Margaret McArran |
 John BaileyPape Llewellyn | Pape Llewellyn |
 Colin GordonCol. Fairbairn | Col. Fairbairn |
 Dora BryanBubbles Fitzgerald | Bubbles Fitzgerald |
 Reginald BeckwithOliver | Oliver |
 David HutchesonTony Wrexham | Tony Wrexham |
 Michael BrennanBert Oakshott | Bert Oakshott |
 Peter ButterworthErnie (the Diver) | Ernie (the Diver) |
 Erik ChittyBox Office Clerk | Box Office Clerk |
 Archie DuncanAngus | Angus |
 Nora GordonSheila | Sheila |
| GGeorge MargoSim | Sim |
| BBen WilliamsMine Official | Mine Official |