Director Billy Wilder adds a new and intriguing twist to the personality of intrepid detective Sherlock Holmes. One thing hasn't changed however: Holmes' crime-solving talents. Holmes and Dr. Watson take on the case of a beautiful woman whose husband has vanished. The investigation proves strange indeed, involving six missing midgets, villainous monks, a Scottish castle, the Loch Ness monster, and covert naval experiments. Can the sleuths make sense of all this and solve the mystery?