"The secretary of an affably suave radio mystery host mysteriously commits suicide after his wealthy young niece disappears."
Joan Caulfield
as Matilda Frazier
Claude Rains
as Victor Grandison
Audrey Totter
as Althea Keane
Constance Bennett
as Jane Moynihan
Hurd Hatfield
as Oliver Keane
Ted North
as Steven Francis Howard
Fred Clark
as Richard Donovan
Harry Lewis
as Max
Jack Lambert
as Mr. Press
Ray Walker
as Donovan's Assistant
Nana Bryant
as Mrs. White
Walter Baldwin
as Judge Maynard
Charles Horvath
as Cab Driver (unconfirmed)
Bob Alden
as Messenger (uncredited)
Jean Andren
as Bride's Mother (uncredited)
Mary Bayless
as Party Guest (uncredited)
Brooks Benedict
Edward Biby
as Radio Program Coordinator (uncredited)
Lulu Mae Bohrman
Kenneth Britton
as Kent (uncredited)
Jack Cheatham
as Policeman (uncredited)
Eleanor Counts
as Bride (uncredited)
Hal Craig
Martha Crawford
Bunty Cutler
as Woman (uncredited)
George Eldredge
as Bit Part (uncredited)
Bess Flowers
Charles Fogel
Ross Ford
as Irving (uncredited)
Art Gilmore
as Announcer (uncredited)
Douglas Kennedy
as Bill (uncredited)
Joleen King
as Nancy (uncredited)
Faith Kruger
Wendie Lee
David Leonard
as Dr. Edelman (uncredited)
Carl M. Leviness
Jack Lomas
as Radio Technician (uncredited)
Rory Mallinson
as Ballistics Lab Technician (uncredited)
Harriet Matthews
as Mannish Woman (uncredited)
George Meader
as Fritz (uncredited)
Charles Meakin
Ray Montgomery
as Reporter (uncredited)
Jack Mower
as Waiter #1 (uncredited)
William H. O'Brien
as Servant with Tray (uncredited)
Eddie Parks
as Waiter #2 (uncredited)
Allan Ray
as Groom (uncredited)
Larry Steers
Cecil Stewart
as Piano Player (uncredited)
Lucille Vance
as Frizzy-Haired Woman (uncredited)
Richard Walsh
Florence Wix
Barbara Wooddell
as Roslyn Wright (uncredited)
Sam Harris
Charles Ferguson
Kenneth Gibson
Michael Curtiz
Director
Charlotte Armstrong
Novel
Bess Meredyth
Adaptation
Ranald MacDougall
Screenplay
Producer
Charles Hoffman
Franz Waxman
Original Music Composer
Elwood Bredell
Director of Photography
Frederick Richards
Editor
Anton Grot
Art Direction
Everett Alton Brown
Sound
Howard Winterbottom
Set Decoration
George Amy
Associate Producer
Milo Anderson
Wardrobe Designer
Perc Westmore
Makeup Artist
Leonid Raab
Orchestrator
Leo F. Forbstein
Music Director