David Niven

Roger Tweakham

Geneviève Page

Genevieve Gerard

Ronald Squire

Marberry

Beatrice Straight

Theora

Wilfrid Hyde-White

Sir Horace Hogg

Howard Marion-Crawford

Baggott

Dorothy Alison

Mrs. Tweakham

Miles Malleson

Mr. Blucher

Richard Wattis

Worthington

Joan Sims

Lady Barber

Irene Handl

Receptionist

Charles Carson

Judge

Harry Locke

Tobacconist

Martin Boddey

Detective

Colin Morris

Detective

Leonard Sharp

Elevator Operator