 Roger MooreMichael Scott | Michael Scott |
 Susannah YorkJulia Richardson | Julia Richardson |
 Shelley WintersDiana Steedeman | Diana Steedeman |
 Lee J. CobbHenry Steedman | Henry Steedman |
 Jean-Pierre CasselLeo | Leo |
 Raf ValloneGeneral Peruzzi | General Peruzzi |
 Sydne RomeSophie | Sophie |
 Marianne StoneParty Guest | Party Guest |
 Julie Dawn ColeTina Steedman | Tina Steedman |
 Donald SindenBritish Gen. Armstrong | British Gen. Armstrong |
 Michael ShannonLt. Davis | Lt. Davis |
 Aubrey WoodsViscount L'Ardey | Viscount L'Ardey |
| AAlfred HoffmanBerckmann | Berckmann |
| VVincent HallDavid Richardson | David Richardson |
 Fabian CevallosPhotographer | Photographer |
 Timothy CarltonTank commander | Tank commander |
 Takis EmmanuelArab Sheik | Arab Sheik |
 Merelina KendallAntoinette | Antoinette |
 Anthony ValentineParty guest | Party guest |
| FFranco De RosaItalian sergeant | Italian sergeant |
| TTed HollisZaventem passenger (uncredited) | Zaventem passenger (uncredited) |
| BBonnie HurrenParty guest (uncredited) | Party guest (uncredited) |
| LLeonard KavanaghParty guest (uncredited) | Party guest (uncredited) |
| SSoltan LalaniAmbassador (uncredited) | Ambassador (uncredited) |
| MMercia MansfieldParty guest (uncredited) | Party guest (uncredited) |
| JJamila MasseyAmbassador's wife (uncredited) | Ambassador's wife (uncredited) |
