Ellery Queen's Penthouse Mystery (1941) is a Mystery film that follows ventriloquist and world traveler Gordon Cobb is murdered by a gang of jewel thieves. Baffled by the contradictory clues, Inspector Queen asks his son, Ellery, to help out. Ellery Queen's Penthouse Mystery is not currently listed with streaming providers in your selected region, but availability can change over time. It has a user rating of 6.5 out of 10 from 4 votes. Fans of mystery movies may also want to explore similar titles below.