When 'Gentleman' Burton boards the Capri his aura of mystery makes the crew curious about his origins and makes him especially attractive to the Captain's daughter. But he little realises the danger that is to unfold when the Captain conceals diamonds on board as a favour...
| Actor | Role |
|---|---|
 John StuartGentleman Burton | Gentleman Burton |
 Moira LyndPaddy | Paddy |
| CCyril McLaglenFenn | Fenn |
| DDavid MillerCaptain | Captain |
| HHal WaltersShorty | Shorty |
| HH. Saxon-SnellMyers | Myers |
 Bill ShineSlim | Slim |
| FFred RainsMartin | Martin |