Walter Pidgeon

as Col. Michael S. 'Hooky' Nicobar

Ethel Barrymore

as Mother Superior ('Mother Auxilia')

Peter Lawford

as Major John 'Twingo' McPhimister

Angela Lansbury

as Audrey Quail

Janet Leigh

as Olga Alexandrova aka Maria Buhlen

Louis Calhern

as Colonel Piniev

Francis L. Sullivan

as Colonel Humphrey 'Blinker' Omicron

Melville Cooper

as Private David Moonlight

Robert Coote

as Brigadier C.M.V. Catlock

Alan Napier

as The General

Roman Toporow

as 2nd Lt. Maxim Omansky

Kasia Orzazewski

as Sister Kasmira

Tamara Shayne

as Helena Nagard

Konstantin Shayne

as Professor Serge Bruloff

Janine Perreau

as Mickey Mouse

Victor Wood

as Lt. Guedalia-Wood (as David Hydes)

Margo Von Leu

as Lani Hansel

Geoffrey Alan

as Major

George Bookasta

as Devout Pilgrim

Regina Bookasta

as Devout Pilgrim

Argentina Brunetti

as Italian Woman

Lyle Clark

as British Major

Janna DeLoos

as Ballet Mistress

Antonio Filauri

as Devout Italian Pilgrim

Richard Fraser

as Transport Pilot

Sigmund Halperon

as German

Kenneth Hunter

as Brigadier General

Kenner G. Kemp

as Staff Sergeant

Terry Kilburn

as Sloppily-dressed Airman

Henry Kulky

as Russian Officer at Camp 12 Deportation

Doris Lloyd

as Mrs. Omicron

Ola Lorraine

as UNRRA Member

Mickey McCardle

as British Major

Clive Morgan

as Brigadier General

Henry Mowbray

as Colonel

Emil Rameau

as Proprietor

Phillip Rock

as UNRRA Member

John Royce

as Sergeant

Charles Sadler

as Cobbler

Carol Savage

as Private Jemima

Arthur Stenning

as Colonel

Lotus Thompson

as Woman Private

Tito Vuolo

as Italian Billposter

Eric Wilton

as Colonel

Audrey Young

as Countess Cressanti