The Sicilian Clan

Delon is a condemned murderer who escapes from prison thanks to the help of Gabin, a Sicilian mobster. Delon and Gabin plan to steal a collection of jewels from an exhibition in Venice, but Gabin's American pal Nazzari suggests instead hijacking the airplane that is to transport the jewels from Venice to New York City. Gabin arranges for his family (the family that robs together...) to carry out the job, which they do nicely. They all scamper back to Europe with the loot and go into hiding. But when Gabin finds Delon has been sleeping with his daughter-in-law, Demick, he tries to lure his cohort to Paris so that Delon will get what's coming to him. Delon arrives ah...