Chick Larkin
Bud Abbott
Mervin Q. Milgrim
Lou Costello
Heller
Jerome Cowan
'Shorty', a studio pageboy
Walter Tetley
Harry, 'Murder At Midnight' sound man
Joe Kirk
'Murder at Midnight' program manager
Don Porter
'Murder at Midnight' Organist
Norman Abbott
Acrobat (uncredited)
Abel Pina
Antonio Pina
Henry Pina
Jerry Pina
Jenaro Pina
Jim Turner
Patric Knowles
Coroner (cameo)
Milton Parsons
Telephone Operator
Gladys Blake
Bill, man telephoning Brazil
Eddie Bruce
Jake, man telephoning Alaska
Billy Wayne
Mrs. Laffingwell, dowager telephoning Moscow
Alice Fleming
Radio Actress (uncredited)
Margaret Brayton
Radio Actor (uncredited)
Crane Whitley
Paul Dubov
Gene O'Donnell
Announcer (uncredited)
Ed Emerson
Jane Little
Louise Allbritton
Buddy Twiss
Man in drug store touting Juliet (uncredited)
Edward Keane
Station Employee (uncredited)
Joseph La Cava
George Ford
Customer (uncredited)
Jerry Frank
Attendant with the Coroner (uncredited)
Duke York
Truck Driver (uncredited)
Harry Strang
Test Technician in Booth (uncredited)
Bobby Barber
Policeman (uncredited)
Chuck Hamilton
Acrobatic Show Spectator (uncredited)
Frank McLure
Juliet Collins
Mary Wickes
Spinelli (uncredited)
Frank Penny
Detective Inspector Lou
William Gargan
Detective Sgt. Brannigan
William Bendix
Col. J.R. Andrews
Thomas Gomez
Dr. Anton Marek
Ludwig Stössel
'Murder at Midnight' Announcer
Edmund MacDonald
Music
Richard Hageman
Director
Erle C. Kenton
Frank Skinner
Screenplay
Edmund Joseph
Stanley Roberts
Story
John Grant
Sound Director
Bernard B. Brown
Stunt Double
Pat Costello
Art Direction
Jack Otterson
Assistant Director
Howard Christie
Robert F. Boyle
Director of Photography
Charles Van Enger
Costume Design
Vera West
Editor
Arthur Hilton
Producer
Alex Gottlieb
Set Decoration
Russell A. Gausman
A.J. Gilmore
Sam Perry
Sonny Burke
Charles Henderson
Music Director
Charles Previn
Hans J. Salter
Don Raye
Milton Rosen
Hugh Prince