| Romance, War, Action
During WWII, handsome young Italian sub commander and his crew torpedo Allied freighters and transport ships for the Axis then rescue the occasional survivor and treat them humanely while seeking a safe place to put them ashore.
During the torpedo attack on Christmas Day, the submarine is shown in heavy seas, but the freighter, which is torpedoed, is clearly sitting in still, calm water.
Opening credits prologue: This film is dedicated to the men who died in 91 italian submarines disappeared in the Mediterranean Sea and in the Oceans during the last war.
These events actually happened.