Alec Guinness, Burl Ives, Maureen O'Hara, Ernie Kovacs, Noël Coward, Ralph Richardson, Jo Morrow, Grégoire Aslan, Paul Rogers, Raymond Huntley, Ferdy Mayne, Maurice Denham, Joseph G. Prieto, Duncan Macrae, Gerik Schjelderup
Jim Wormold is an expatriate Englishman living in pre-revolutionary Havana with his teenage daughter Milly. He owns a vacuum cleaner shop but isn’t very successful so he accepts an offer from Hawthorne of the British Secret Service to recruit a network of agents in Cuba.