 Richard BasehartAlan Spender | Alan Spender |
 Valentina CorteseVictoria Kowelska | Victoria Kowelska |
 William LundiganMajor Marc Bennett | Major Marc Bennett |
 Fay BakerMargaret | Margaret |
| GGordon GebertChristopher | Christopher |
 Steven GerayDr. Burkhardt | Dr. Burkhardt |
 Herbert ButterfieldJoseph C. Callahan | Joseph C. Callahan |
| KKei Thin ChungKei - Houseboy | Kei - Houseboy |
| JJohn BurtonMr. Whitmore | Mr. Whitmore |
| KKatherine MeskillMrs. Whitmore | Mrs. Whitmore |
| MMario SilettiTony, the Grocer | Tony, the Grocer |
 Charles WagenheimMan At Accident | Man At Accident |
 David ClarkeMechanic | Mechanic |
| TTamara ScheeMaria | Maria |
 Natasha LytessKarin Dernakova | Karin Dernakova |
| AAshmead ScottInspector Hardy | Inspector Hardy |
| TTom McDonoughFarrell | Farrell |
| MMari YoungChinese Singer | Chinese Singer |
 Steve CarruthersRestaurant Guest (uncredited) | Restaurant Guest (uncredited) |
 Harry CarterDetective Ellis (uncredited) | Detective Ellis (uncredited) |
| SSpencer ChanChinese Cook (uncredited) | Chinese Cook (uncredited) |
| SSonia CharskyBit Role (uncredited) | Bit Role (uncredited) |
| GGeraldine JordanMinor Role (uncredited) | Minor Role (uncredited) |
| DDon KohlerChemist (uncredited) | Chemist (uncredited) |
| RRoger McGeeG.I. (uncredited) | G.I. (uncredited) |
| LLeslie K. O'PaceU.N.R.A Sergeant (uncredited) | U.N.R.A Sergeant (uncredited) |
 Henry RowlandSergeant, Interpreter (uncredited) | Sergeant, Interpreter (uncredited) |
 Jeffrey SayrePolice Stenographer (uncredited) | Police Stenographer (uncredited) |
| GGlen WaltersBit Role (uncredited) | Bit Role (uncredited) |
