Eddie Quillan
Ellery Queen
Charlotte Henry
Josephine Temple
Rita La Roy
Martha Kirk
Wade Boteler
Inspector Queen
Franklin Pangborn
Mellish
George Irving
Dr. Alexander Kirk
Kay Hughes
Irene Kirk
William Newell
Detective Guffy
George Walcott
Donald Trent
Edwin Stanley
Howard Bronson
Edgar Allen
Detective
Richard Beach
Reporter
Monte Vandergrift
Detective
Grace Durkin
Girl on Street Corner
June Johnson
Girl at Cocktail Bar
Mary Bovard
Girl at Cocktail Bar
Marc Cramer
Hotel Desk Clerk
Lester Dorr
Reporter at Dock
Charles McAvoy
Officer Jones
Walter Merrill
Craig the Thief
Frank O'Connor
Detective
Vesey O'Davoren
Mason
Carleton Young
Drunk
Mary Russell
Girl on Street Corner
Crew
Rex Taylor
Screenplay
Nat Levine
Producer
Manfred Lee
Original Story
Ralph Staub
Director
Cortland Fitzsimmons
Screenplay
John Francis Larkin
Screenplay
Frederic Dannay
Original Story
Gertrude Orr
Screenplay
Philip Ford
Director
Murray Seldeen
Supervising Film Editor
Eloise
Costume Design
Heinz Roemheld
Original Music Composer
Jack A. Marta
Director of Photography
Milan Roder
Original Music Composer
Grace Goddard
Editor
Victor Zobel
Producer
Hugo Riesenfeld
Original Music Composer
Harry Grey
Music
Harry Jones
Sound Engineer