A POW in World War II is put to work in a Munich zoo, looking after an Asian elephant. The zoo is bombed by the Americans and the director of…

Both Scotland Yard and an amateur American sleuth are tracking a master criminal known as The Frog. This moniker refers to the bulging-eyed mask worn by the evildoer, and is…

Hamburg, Germany, 1944, during World War II. A serial killer terrorizes the city. When it seems clear that the local police are unable to catch him, forces as dark and…