MORE MIRTH THAN MYSTERY! It's a panic in a penthouse!

Ellery Queen solves a mystery involving a valuable stamp.

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Main Cast: Eddie Quillan, Charlotte Henry, Rita La Roy, Wade Boteler, Franklin Pangborn, George Irving, Kay Hughes, William Newell, George Walcott, Edwin Stanley

Directors: Ralph Staub, Philip Ford

Writers: Cortland Fitzsimmons, John Francis Larkin, Gertrude Orr, Rex Taylor

Editor: Grace Goddard

Cinematographer: Jack A. Marta

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