 Albert FinneyHercule Poirot | Hercule Poirot |
 Lauren BacallMrs. Harriet Belinda Hubbard | Mrs. Harriet Belinda Hubbard |
 Martin BalsamSignor Bianchi | Signor Bianchi |
 Ingrid BergmanGreta Ohlson | Greta Ohlson |
 Sean ConneryColonel Arbuthnot | Colonel Arbuthnot |
 Anthony PerkinsHector MacQueen | Hector MacQueen |
 Jean-Pierre CasselPierre Paul Michel | Pierre Paul Michel |
 Wendy HillerPrinzessin Dragomiroff | Prinzessin Dragomiroff |
 Vanessa RedgraveMary Debenham | Mary Debenham |
 Jacqueline BissetCountess Andrenyi | Countess Andrenyi |
 John GielgudMr. Beddoes | Mr. Beddoes |
 Richard WidmarkMr. Ratchett | Mr. Ratchett |
 Michael YorkCount Andrenyi | Count Andrenyi |
 Colin BlakelyMr. Cyrus Hardman | Mr. Cyrus Hardman |
 Rachel RobertsHildegarde Schmidt | Hildegarde Schmidt |
 George CoulourisDoctor | Doctor |
 Denis QuilleyFoscarelli | Foscarelli |
 Vernon DobtcheffConcierge | Concierge |
 Jeremy LloydA.D.C. | A.D.C. |
| JJohn MoffattChief Attendant | Chief Attendant |
 Vic TablianHawker (uncredited) | Hawker (uncredited) |
 Leon LissekDining Car Steward (uncredited) | Dining Car Steward (uncredited) |
| AAndrew AndreasWaiter (uncredited) | Waiter (uncredited) |
 David de KeyserTurkish Ticket Collector (uncredited) | Turkish Ticket Collector (uncredited) |
