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.
Ralph Bellamyas Ellery QueenMargaret Lindsayas Nikki PorterCharley Grapewinas Insp. QueenNoel Madisonas Gordon CobbAnn Doranas Sheila CobbJames Burkeas Sgt. VelieAnna May Wongas Lois LingEduardo Ciannellias Count Brett (as Edward Ciannelli)Frank Albertsonas SandersCharles Laneas Doc ProutyRussell Hicksas Harry WalshTom Duganas McGrathMantan Morelandas RoyTheodore von Eltzas Jim Ritter