David Niven

Rex Allerton

Peggy Cummins

Sally

Anne Vernon

Jane

Herbert Lom

André Amico

Charles Victor

Jennings

Gordon Jackson

Ralph

Felix Aylmer

Winant

Hugh McDermott

Rodney Wheeler

Stanley Maxted

Oliver Stanton

June Clyde

Viola

John Chandos

Gulliver Kee

Theodore Bikel

Parsimonious

Sebastian Cabot

Suarez

Eugene Deckers

Vernet

Andreas Malandrinos

Fodor (as Andrea Malandrinos)

Nicholas Stuart

American Radio Announcer

Michael Ward

A Hotel Receptionist

Helena Pickard

Sally's Mother

Marcel Poncin

Priest

Alexis Chesnakov

The Russian Man

Nelly Arno

The Russian Woman

Gabrielle Blunt

Doreen

Mark Baker

Maxie

Boscoe Holder

A Witch Doctor

John Glyn-Jones

Prince Boris

Michael Alexander

Minor Role (uncredited)

Humphrey Bogart

Self (uncredited)

Michael Craig

Cameraman Assistant (uncredited)

Betty Henderson

Bit Part (uncredited)

Hattie Jacques

Chambermaid (uncredited)

Alvar Liddell

Self (uncredited)

Jean Marsh

Dancer in Sally's Dream (uncredited)

Dido Plumb

Man in Audience (uncredited)