William Powell
Andrew Gentling
Shelley Winters
Catherine Sykes
Marsha Hunt
Martha Wier
Dorothy Hart
Helen Gentling
James Gleason
Captain Gledhill
Felix Bressart
Professor Morris Avrum
Art Baker
Henry Pritchard
Sheldon Leonard
Detective Pacciano
Howard Freeman
Dr. Markheim
Houseley Stevenson
Montgomery Thatcher
Paul Harvey
Mr. Arnspiger
Francis Pierlot
Dr. Herbert Watson
Jess Barker
Arnold Sykes
Mikel Conrad
Freddie Blair
Vangie Beilby
Old Lady at Lecture (uncredited)
Marjorie Bennett
Waitress (uncredited)
Leonard Bremen
Truck Driver (uncredited)
Paul Brinegar
Reporter (uncredited)
Frank Cady
Reporter (uncredited)
Edmund Cobb
Policeman (uncredited)
Helen Crozier
Maid (uncredited)
Johnny Duncan
Bellhop (uncredited)
Adolph Faylauer
Bald Man at Lecture (uncredited)
Sandra Gould
Newspaper Girl (uncredited)
Ethyl May Halls
Woman at Window (uncredited)
Chuck Hamilton
Policeman (uncredited)
Herbert Heywood
Attendant (uncredited)
Tommy Ivo
Horace - Boy at Roadblock (uncredited)
Lyle Latell
Reporter (uncredited)
George Lynn
Policeman (uncredited)
Enid Markey
Clara (uncredited)
Maurice Marsac
Louis (uncredited)
Charles McAvoy
Policeman (uncredited)
Ralph Peters
Portly Man (uncredited)
Jack Rice
Good Humor Man (uncredited)
Brick Sullivan
Policeman (uncredited)
Charles Sullivan
Truck Driver in Cafe (uncredited)
Jim Toney
Bartender (uncredited)
Harland Tucker
Clerk (uncredited)
Minerva Urecal
Gas Station Attendant (uncredited)
Dorothy Vaughan
Leona (uncredited)
Charles Flynn
Policeman (uncredited)
Chester Erskine
Director
Chester Erskine
Screenplay
Chester Erskine
Producer
David Shaw
Novel
Walter Scharf
Original Music Composer
Franz Planer
Director of Photography
Russell F. Schoengarth
Editor
Irwin Shaw
Novel
Irwin Shaw
Screenplay
Emmy Eckhardt
Hairstylist
Emile LaVigne
Makeup Artist
Russell A. Gausman
Set Decoration
David S. Horsley
Visual Effects
Connie Earl
Script Supervisor
Sherman Clark
Still Photographer
Warren Monroe
Gaffer
Dave Ragin
Camera Operator
Roland Smith
Grip
David S. Horsley
Special Effects
John Sherwood
Assistant Director
Lew Leary
Production Manager
Norman Stuart
Dialogue Coach
Jack Hively
Associate Producer
Bernard Herzbrun
Art Direction
Emrich Nicholson
Art Direction
Ruby R. Levitt
Set Decoration
Orry-Kelly
Costume Design
Joan St. Oegger
Hairstylist
Bud Westmore
Makeup Artist
Leslie I. Carey
Sound
Richard DeWeese
Sound
Ethmer Roten
Musician