 Walter PidgeonCol. Michael S. 'Hooky' Nicobar | Col. Michael S. 'Hooky' Nicobar |
 Ethel BarrymoreMother Superior ('Mother Auxilia') | Mother Superior ('Mother Auxilia') |
 Peter LawfordMajor John 'Twingo' McPhimister | Major John 'Twingo' McPhimister |
 Angela LansburyAudrey Quail | Audrey Quail |
 Janet LeighOlga Alexandrova aka Maria Buhlen | Olga Alexandrova aka Maria Buhlen |
 Louis CalhernColonel Piniev | Colonel Piniev |
 Francis L. SullivanColonel Humphrey 'Blinker' Omicron | Colonel Humphrey 'Blinker' Omicron |
 Melville CooperPrivate David Moonlight | Private David Moonlight |
 Robert CooteBrigadier C.M.V. Catlock | Brigadier C.M.V. Catlock |
 Alan NapierThe General | The General |
 Roman Toporow2nd Lt. Maxim Omansky | 2nd Lt. Maxim Omansky |
 Kasia OrzazewskiSister Kasmira | Sister Kasmira |
 Tamara ShayneHelena Nagard | Helena Nagard |
 Konstantin ShayneProfessor Serge Bruloff | Professor Serge Bruloff |
 Janine PerreauMickey Mouse | Mickey Mouse |
| VVictor WoodLt. Guedalia-Wood (as David Hydes) | Lt. Guedalia-Wood (as David Hydes) |
| MMargo Von LeuLani Hansel | Lani Hansel |
| GGeoffrey AlanMajor | Major |
| GGeorge BookastaDevout Pilgrim | Devout Pilgrim |
| RRegina BookastaDevout Pilgrim | Devout Pilgrim |
 Argentina BrunettiItalian Woman | Italian Woman |
| LLyle ClarkBritish Major | British Major |
| JJanna DeLoosBallet Mistress | Ballet Mistress |
| AAntonio FilauriDevout Italian Pilgrim | Devout Italian Pilgrim |
 Richard FraserTransport Pilot | Transport Pilot |
| SSigmund HalperonGerman | German |
| KKenneth HunterBrigadier General | Brigadier General |
 Kenner G. KempStaff Sergeant | Staff Sergeant |
 Terry KilburnSloppily-dressed Airman | Sloppily-dressed Airman |
 Henry KulkyRussian Officer at Camp 12 Deportation | Russian Officer at Camp 12 Deportation |
