Harbor of Missing Men (1950)

A fishing-boat owner, Jim "Brooklyn" Gannon, cuts a deal with a gangster syndicate to deliver a load of contraband firearms. The money for the transaction is stolen, and Gannon is trying to elude the gang who stole it and the ones who lost it. Trying to clear his name, he finds refuge with a family of Greek fisherman and sponge divers on the Florida coast.