Ellery Queen's Penthouse Mystery

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.

• Director: James P. Hogan
• Cast: Ralph Bellamy, Margaret Lindsay, Charley Grapewin, Noel Madison, Ann Doran, James Burke, Anna May Wong, Eduardo Ciannelli