A former British Naval Officer now makes his living by smuggling goods around the Mediterranean. After being forced to dump his cargo after nearly being caught by the authorities in Malta, he is eager to recoup his losses. When a former colleague appears and tells a wild story about smuggling diamonds out of South West Africa, he sees his chance to make a lot of money....
| Actor | Role |
|---|---|
 Richard JohnsonGeoffrey Peace | Geoffrey Peace |
 Honor BlackmanJulie Chambois | Julie Chambois |
 Jeremy KempHarry Riker | Harry Riker |
 Peter VaughanJohann | Johann |
 Roy DotriceDavid Garland | David Garland |
 Kenneth CopeFlag Officer | Flag Officer |
 Guy DolemanPatrol Boat Commander | Patrol Boat Commander |
 Jack MayInspector Seekert | Inspector Seekert |
 Tony CaunterElton | Elton |
 Clifford EvansAdmiral Tringham | Admiral Tringham |
| JJames FalklandPatrol Boat Lieutenant | Patrol Boat Lieutenant |