Tyrone Power

Leonard Vole

Marlene Dietrich

Christine

Charles Laughton

Sir Wilfrid

Elsa Lanchester

Miss Plimsoll

John Williams

Brogan-Moore

Henry Daniell

Mayhew

Ian Wolfe

Carter

Torin Thatcher

Mr. Myers

Norma Varden

Mrs. French

Una O'Connor

Janet

Francis Compton

Judge

Philip Tonge

Inspector Hearne

Ruta Lee

Diana

Patrick Aherne

Court Officer (uncredited)

Don Ames

Bar Patron (uncredited)

Walter Bacon

Bar Patron (uncredited)

Eddie Baker

Courtroom Spectator (uncredited)

Benjie Bancroft

Courtroom Spectator (uncredited)

John Barton

Courtroom Spectator (uncredited)

Brandon Beach

Juror (uncredited)

George Blagoi

Juror (uncredited)

Arline Bletcher

Courtroom Spectator (uncredited)

Danny Borzage

Courtroom Spectator (uncredited)

Tex Brodus

Courtroom Spectator (uncredited)

George Bruggeman

Courtroom Spectator (uncredited)

George Calliga

Courtroom Spectator (uncredited)

Steve Carruthers

Barrister (uncredited)

Albert Cavens

Courtroom Spectator (uncredited)

Oliver Cross

Courtroom Spectator (uncredited)

Harry Denny

Juror (uncredited)

Helen Dickson

Courtroom Spectator (uncredited)

Minta Durfee

Courtroom Spectator (uncredited)

Marjorie Eaton

Miss O'Brien (uncredited)

Franklyn Farnum

Barrister (uncredited)

Bess Flowers

Courtroom spectator (uncredited)

Herschel Graham

Courtroom Spectator (uncredited)

Marion Gray

Courtroom Spectator (uncredited)

Stuart Hall

Courtroom Spectator (uncredited)

Art Howard

Courtroom Spectator (uncredited)

Michael Jeffers

Cafe Patron (uncredited)

Colin Kenny

Juror (uncredited)

Paul Kruger

Courtroom Spectator (uncredited)

Jeanne Lafayette

Courtroom Spectator (uncredited)

Wilbur Mack

Courtroom Spectator (uncredited)

Frank McLure

Court Officer (uncredited)

Ottola Nesmith

Miss Johnson (uncredited)

William H. O'Brien

Barrister (uncredited)

J. Pat O'Malley

Shorts Salesman (uncredited)

George Pelling

Bit Part (uncredited)

Fred Rapport

Juror (uncredited)

Jack Raine

Doctor (uncredited)

Waclaw Rekwart

Courtroom Spectator (uncredited)

Leoda Richards

Hat Store Sales Clerk (uncredited)

John Roy

Courtroom Spectator (uncredited)

Edna Smith

Courtroom Spectator (uncredited)

Scott Seaton

Courtroom Spectator (uncredited)

Cap Somers

Courtroom Spectator (uncredited)

Bert Stevens

Courtroom Spectator (uncredited)

Jeffrey Sayre

Clerk at Old Bailey (uncredited)

Norbert Schiller

Spotlight Operator in German Cafe (uncredited)

Arthur Tovey

Courtroom Spectator (uncredited)

Ben Wright

Barrister Reading Charges (uncredited)

Glen Walters

Courtroom Spectator (uncredited)

Joe Gilbert

Courtroom Spectator (uncredited)

Billy Wilder

Director

Agatha Christie

Novel

Lawrence B. Marcus

Adaptation

Billy Wilder

Screenplay

Harry Kurnitz

Screenplay

Ray Sebastian

Makeup Artist

Frank Losee

Second Assistant Director

William Maybery

Casting

Doane Harrison

Production Assistant

Edward Small

Presenter

Basil Bleck

Technical Advisor

Alexandre Trauner

Production Design

Daniel Mandell

Editor

Arthur Hornblow Jr.

Producer

Fred Lau

Sound

John Franco

Script Supervisor

Wally Westmore

Makeup Artist

Gustaf Norin

Makeup Artist

Emmett Emerson

Assistant Director

Joe King

Costume Design

Edward Small

Executive Producer

Matty Malneck

Original Music Composer

Russell Harlan

Director of Photography

Alexandre Trauner

Art Direction

Howard Bristol

Set Decoration

Charles Gemora

Makeup Artist

Ben Hersh

Production Supervisor

Lee Zavitz

Special Effects

Madison S. Lacy

Still Photographer

Edith Head

Costume Design

Adele Parmenter

Costume Design

Harry Ray

Makeup Artist

Helene Parrish

Hairdresser

Nellie Manley

Hairdresser

Stanley Detlie

Property Master

Leonid Raab

Music Arranger

Ernest Gold

Conductor