 | Greta Garbo als Nina "Ninotchka" Ivanovna Yakushova |
 | Melvyn Douglas als Count Leon d'Algout |
 | Ina Claire als Grand Duchess Swana |
 | Bela Lugosi als Commissar Razinin |
 | Sig Ruman als Comrade Iranoff |
 | Felix Bressart als Comrade Buljanoff |
 | Alexander Granach als Comrade Kopalski |
 | Gregory Gaye als Count Alexis Rakonin |
 | Rolfe Sedan als Hotel Manager |
 | Edwin Maxwell als Mercier |
 | Richard Carle als Gaston |
 | George Davis als Porter at Railroad Station (uncredited) |
 | Dorothy Adams als Swana's Maid Jacqueline (uncredited) |
 | Monya Andre als Gossip (uncredited) |
| Nino Bellini als Swana's Restaurant Guest (uncredited) |
| Wilda Bennett als Swana's Restaurant Guest (uncredited) |
 | Symona Boniface als Gossip (uncredited) |
| Frederika Brown als Swana's Restaurant Patron (uncredited) |
| Emilie Cabanne als Gossip (uncredited) |
 | Paul Ellis als Minor Role (uncredited) |
| Fred Farrell als Attendant (uncredited) |
| Frank Fletcher als Minor Role (uncredited) |
 | Bess Flowers als Gossip (uncredited) |
 | Mary Forbes als Lady Lavenham (uncredited) |
| Jody Gilbert als Streetcar Conductress - Moscow Roommate (uncredited) |
 | Lawrence Grant als General Savitsky (uncredited) |
| Jennifer Gray als Cigarette Girl (uncredited) |
 | Winifred Harris als English Lady Getting Visa (uncredited) |
| Ray Hendricks als Waiter (uncredited) |
 | William Irving als Bartender (uncredited) |
| Hans Joby als Man at Railroad Station (uncredited) |
 | Charles Judels als Cafe Owner Pere Mathieu (uncredited) |
 | Armand Kaliz als Louis the Headwaiter (uncredited) |
 | Ernst Lubitsch als Himself - Director in Trailer (uncredited) |
 | Peggy Moran als First Cigarette Girl (uncredited) |
| Sandra Morgan als Gossip (uncredited) |
| Lucille Pinson als German Woman at Railroad Station (uncredited) |
| Albert Pollet als Waiter (uncredited) |
 | Frank Reicher als Soviet Lawyer (uncredited) |
 | Constantine Romanoff als Man in Restaurant (uncredited) |
| Alexander Schoenberg als Bearded Eiffel Tower Tourist (uncredited) |
 | Harry Semels als Gurganov (uncredited) |
 | Tamara Shayne als Moscow Roommate Anna (uncredited) |
| Florence Shirley als Swana's Phone Friend Marianne (uncredited) |
| George Sorel als Swana's Restaurant Guest (uncredited) |
 | Edwin Stanley als Soviet Lawyer (uncredited) |
 | Kay Stewart als Cigarette Girl (uncredited) |
 | George Tobias als Russian Visa Official (uncredited) |
| Jacques Vanaire als Hotel Desk Clerk (uncredited) |
 | Ellinor Vanderveer als Gossip (uncredited) |
 | Paul Weigel als Vladimir, with Letter from Leon (uncredited) |
| Elizabeth Williams als Indignant Woman (uncredited) |
 | Marek Windheim als Manager (uncredited) |
 | Wolfgang Zilzer als Taxi Driver (uncredited) |
| Ernst Lubitsch | Director |
| Charles Brackett | Screenplay |
| Billy Wilder | Screenplay |
| Walter Reisch | Screenplay |
| William H. Daniels | Director of Photography |
| Gene Ruggiero | Editor |
| Werner R. Heymann | Original Music Composer |
| Cedric Gibbons | Art Direction |
| Edwin B. Willis | Set Decoration |
| Adrian | Costume Design |
| Milton Brown | Still Photographer |
| A. Lindsley Lane | Camera Operator |
| Wally Heglin | Supervising Sound Editor |
| Douglas Shearer | Recording Supervision |
| Douglas Shearer | Sound Director |
| Conrad Kahn | Sound Engineer |
| Sidney Franklin | Associate Producer |
| Ernst Lubitsch | Executive Producer |
| Melchior Lengyel | Story |
| Jack Dawn | Makeup Designer |
| Sydney Guilaroff | Hairstylist |
| Beth Langston | Hairstylist |
| Horace Hough | Assistant Director |
| John Waters | Second Unit Director |
| Randall Duell | Assistant Art Director |
| George Elder | Props |
| William Riley | Assistant Camera |
| Arnold Webster | Grip |
| Jack Rohan | Wardrobe Supervisor |
| Sidney Cutner | Orchestrator |
| Maurice De Packh | Orchestrator |
| Leonid Raab | Orchestrator |
