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

Theodore Bikel

Parsimonious

Sebastian Cabot

Suarez

Eugene Deckers

Vernet

Michael Ward

A Hotel Receptionist

Helena Pickard

Sally's Mother

Marcel Poncin

Priest

Mark Baker

Maxie

John Glyn-Jones

Prince Boris

Humphrey Bogart

Self (uncredited)

Michael Craig

Cameraman Assistant (uncredited)

Hattie Jacques

Chambermaid (uncredited)

Jean Marsh

Dancer in Sally's Dream (uncredited)

Dido Plumb

Man in Audience (uncredited)