The Sea Hornet (1951)

The Sea Hornet was a merchant ship sunk supposedly by a torpedo less than a mile off the California Coast during World War Two Six years later when his buddy is killed attempting to blow up the sunken ship on the orders of Suntan Radford and Tony Sullivan deepsea diver Gunner McNeil has his suspicions aroused especially since Suntan is the daughter of the ships captain that died when the ship sunk and Sullivan was a crew member Plus the fact the ship had over a million dollars in cash on board During the course of his investigation he becomes romantically involved with Ginger Sullivan