An actor is approached by a group of men offering him a job posing as an executive at a diamond exchange to help them pull off a robbery.
| Actor | Role |
|---|---|
 Richard HarrisonArthur Lang | Arthur Lang |
 Adolfo CeliMr. Bernard | Mr. Bernard |
 Margaret LeeEvelyn | Evelyn |
 Gérard TichyMax | Max |
 Antonio CasasCol. Jenkins | Col. Jenkins |
 Eduardo FajardoMr. Ferrick | Mr. Ferrick |
 Andrea BosicMr. Van Doren | Mr. Van Doren |
 Livio LorenzonMiguel | Miguel |
 Mary ArdenDorothy | Dorothy |
| VVito FasanoSecret Agent (uncredited) | Secret Agent (uncredited) |