Robert Morley

Colonel "Bulldog" Kelsoe

Felix Aylmer

Colonel "Bulldog" Kelsoe

Yvonne Arnaud

Millie

Claude Hulbert

Merryweather

Abraham Sofaer

Benjamin Disraeli

Ernest Thesiger

Dr Cruickshank

Marie Lohr

Lottie

Martita Hunt

Lady Mary

John Longden

Mortimer Digby

A.E. Matthews

General Bristow

Ronald Frankau

Tex B. Farnum

Wilfrid Hyde-White

Staff Captain

Martin Miller

Professor

Wally Patch

Foreman

Esme Percy

Vizier

Mary Jerrold

Lettie

Beryl Baxter

Guest at Allied Officers Club Dance (uncredited)

Madge Brindley

Matron (uncredited)

Strelsa Brown

Rajah's Amazon Attendant (uncredited)

Harry Fine

1914 Colonel (uncredited)

Diane Hart

Minette (uncredited)

James Hayter

Capt. Dodds (uncredited)

Gerhard Kempinski

Croupier (uncredited)

Edward Lexy

Brigadier (uncredited)

Aubrey Mallalieu

Butler (uncredited)

J.H. Roberts

Doctor (uncredited)