Jeff Dawson (Gary Cooper) is a hapless oil speculator in South America whose misadventures reunite him with an old friend,Ward 'Paco' Conway (Anthony Quinn).Unfortunately for Jeff,Paco's wife is bad-news,man-eating Marina (Barbara Stanwyck),the lover Jeff ran away from years ago,undoubtedly knowing that despite his lust for her,she was just no good.And now Jeff loves an...