Great Alaskan Mystery Vol 2 (Chapters 8-13)

In this action/adventure serial, a Nazi and a ship captain in Alaska, conspire to steal a powerful secret weapon from a US scientist. To the rescue comes a Marine, Jim Hudson (Milburn Stone), the scientist's daughter (Marjorie Weaver), and their friend Grit (Fuzzy Knight). In the course of saving the world, the trio encounter one obstacle after another, from polar bears to shipwrecks to murder!