Henry Faversham's a South American diplomat, who boards a plane to return to England. When colonel Garcia, the police chief, tries to arrest him for stealing a large cache of government money, Faversham threatens to blow up the plane, and Garcia lets him go. Once back in London, Faversham hires McGill to help himl prove his innocence. Unfortunately, Garcia has other plans, and McGill races to stop him, and save Faversham.
—don @ minifie-1