Miami cop Bart Scott tracks down, in Cuba, a fugitive witness who can shed light in a double homicide and about the activities of a Miami mob lawyer who uses murder and blackmail in order to force the legalization of gambling in Florida.

Miami police lieutenant Bart Scott (Lee J. Cobb)follows sultry Lila Hedges (Patricia Medina)to Havana, Cuba to obtain information about a double murder in Miami, learns that vice-operator Raymond Sheridan (Alan Napier)and lobbyist Oliver Tubbs (Edward Arnold) are scheming to introduce legalized gambling to Florida. In Miami again, Scott thwarts the efforts of Sheridan's hired killers to silence Lila.—Les Adams <[email protected]>