Wayne, a seaman who has incurred the wrath of some island residents in the South Seas, manages to get away from his pursuers when he signs on board a ship owned by shipping tycoon Adler. Wayne tells Adler that he knows where they can find a fortune in pearls, and that he will take Adler
there. As captain of the ship Adler agrees, but as they are approaching the island where the pearls can be found, he has Wayne clapped in irons below decks. After they land on the island, Wayne is released and they go off to find the gems, which are hidden in a chest and secreted in a cavern
guarded by a huge octopus responsible for the deaths of many who've attempted to retrieve th...