David Niven

B.G. Bruno

Vera-Ellen

Janet Jones

Cesar Romero

John Frost

Gordon Jackson

Paul Tracy

Bobby Howes

Charlie

Diane Hart

Mae

Barbara Couper

Madame Amanda

Henry Hewitt

Dodds

Gladys Henson

Mrs. Urquhart

Sandra Dorne

Betty

Joyce Carey

Bruno's Secretary

John Laurie

Jonskill

Wylie Watson

Stage Door Keeper

Ambrosine Phillpotts

Lady Martin

Archie Duncan

Police Inspector (uncredited)

John Harvey

Police Sergeant (uncredited)

Kay Kendall

Secretary (uncredited)

Arthur Mullard

Stage-hand (uncredited)