During the Spanish Civil War, an agent on a mission to purchase coal meets with murder and counterspies.
| Actor | Role |
|---|---|
 Charles BoyerLuis Denard | Luis Denard |
 Lauren BacallRose Cullen | Rose Cullen |
 Victor FrancenLicata | Licata |
 Wanda HendrixElse | Else |
 George CoulourisCaptain Currie | Captain Currie |
 Peter LorreContreras | Contreras |
 Katina PaxinouMrs. Melandez | Mrs. Melandez |
 John WarburtonNeil Forbes | Neil Forbes |
 Holmes HerbertLord Benditch | Lord Benditch |
| DDan SeymourMr. Muckerji | Mr. Muckerji |
| AArt FosterChauffeur | Chauffeur |
 Miles ManderMr. Brigstock | Mr. Brigstock |
 Lawrence GrantLord Fetting | Lord Fetting |
 Ian WolfeDr. Bellows | Dr. Bellows |
 George ZuccoDetective Geddes | Detective Geddes |
| GGeoffrey SteeleHotel Clerk | Hotel Clerk |
| DDan SheridanMiner | Miner |