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
Nikki Porter
Insp. Queen
Gordon Cobb
Sheila Cobb
Sgt. Velie
Lois Ling
Count Brett (as Edward Ciannelli)
Sanders
Doc Prouty
Harry Walsh
McGrath
Roy
Jim Ritter
