Il Danubio rosso

Walter Pidgeon

Col. Michael S. 'Hooky' Nicobar

Ethel Barrymore

Mother Superior ('Mother Auxilia')

Peter Lawford

Major John 'Twingo' McPhimister

Angela Lansbury

Audrey Quail

Janet Leigh

Olga Alexandrova aka Maria Buhlen

Louis Calhern

Colonel Piniev

Francis L. Sullivan

Colonel Humphrey 'Blinker' Omicron

Melville Cooper

Private David Moonlight

Robert Coote

Brigadier C.M.V. Catlock

Alan Napier

The General

Roman Toporow

2nd Lt. Maxim Omansky

Kasia Orzazewski

Sister Kasmira

Tamara Shayne

Helena Nagard

Konstantin Shayne

Professor Serge Bruloff

Janine Perreau

Mickey Mouse

Victor Wood

Lt. Guedalia-Wood (as David Hydes)