John Mills

Tom Denning

Phyllis Calvert

Kay Denning

Eileen Moore

Liz Denning

Sam Wanamaker

Chick Eddowes

Herbert Lom

Mados

Raymond Huntley

Wright

Bernard Lee

Inspector Dodds

Russell Waters

Harry Stoper

Wilfrid Hyde-White

Woods

Freda Jackson

Ma Smith

Michael Shepley

Chairman of Court

Ronald Adam

Coroner

John Stuart

Wilson

Hugh Morton

Inspector Snell

Ambrosine Phillpotts

Miss Blade

Raymond Francis

Clerk of the Court

Sam Kydd

(uncredited)

Harry Terry

Gypsy (uncredited)

Peter Sallis

Man (uncredited)