Summer Night (1986) - Lina Wertmuller

Plot Summary: Fulvia is a wealthy industrialist whose made her money as part of a rich conglomerate that supposedly supports the environment. She and her cohorts are sick and tired of a boorish Sicilian renegade named Beppe. He has been behind a recent string of kidnappings and has cost the elite almost $100 million. Fulvia decides to get even. She hires a CIA super spy to snatch Beppe, and when he succeeds, the rogue is taken to Fulvia's secluded island estate. There he is held for ransom, and taunted by Fulvia for being a brute. When Beppe demands sex as part of his sentence, things go from simple to complex in this crazy criminal scenario.