Leonard Stephen Vole

Tyrone Power

Christine Helm Vole

Marlene Dietrich

Sir Wilfrid Robarts

Charles Laughton

Miss Plimsoll

Elsa Lanchester

Mr. Brogan-Moore

John Williams

Mr. Mayhew

Henry Daniell

Mr. Carter

Ian Wolfe

Janet McKenzie

Una O'Connor

Mr. Myers

Torin Thatcher

Judge

Francis Compton

Emily French

Norma Varden

Inspector Hearne

Philip Tonge

Diana

Ruta Lee

Miss McHugh

Molly Roden

Miss Johnson (uncredited)

Ottola Nesmith

Miss O'Brien (uncredited)

Marjorie Eaton

Shorts salesman (uncredited)

J. Pat O'Malley

Barrister

Franklyn Farnum

Juror

Colin Kenny

Spotlight Operator in German Cafe

Norbert Schiller

Barrister Reading Charges

Ben Wright

Court Officer

Patrick Aherne

Courtroom Spectator

Bess Flowers

Barrister

William H. O'Brien

Bit Part

George Pelling

Doctor

Jack Raine

Clerk at Old Bailey

Jeffrey Sayre

Courtroom Spectator

Bert Stevens

Billy Wilder

Harry Kurnitz

Russell Harlan