 | Marge Champion als Madelyn Corlane |
 | Gower Champion als Ted Sturgis |
 | Debbie Reynolds als Suzy Doolittle |
 | Dolly Sharp als Mrs. Olga Bradshaw / Joanna Moss (as Helen Wood) |
 | Bob Fosse als Bob Dowdy |
 | Kurt Kasznar als Leo Belney |
 | Richard Anderson als Burton Bradshaw |
 | William Ching als Anson Prichett |
 | Lurene Tuttle als Mrs. Doolittle |
 | Larry Keating als Felix Jordan |
 | Donna Martell als Janet Hallson |
 | George Chakiris als Dancer |
 | John Call als Mr. Doolittle |
| Stanley Donen | Director |
| Vera Caspary | Story |
| Frances Goodrich | Writer |
| Albert Hackett | Writer |
| Jack Cummings | Producer |
| André Previn | Original Music Composer |
| Adrienne Fazan | Editor |
| Cedric Gibbons | Art Direction |
| William C. Mellor | Director of Photography |
| Burton Lane | Songs |
| Ira Gershwin | Lyricist |
| Gower Champion | Musical |
| Stanley Donen | Musical |
| Saul Chaplin | Musical Casting |
| Henri Jaffa | Color Assistant |
| Robert Brower | Color Assistant |
| Marvin Stuart | Assistant Director |
| Douglas Shearer | Recording Supervision |
| Edwin B. Willis | Set Decoration |
| Arthur Krams | Set Decoration |
| Warren Newcombe | Special Effects |
| Irving G. Ries | Special Effects |
| Helen Rose | Costume Designer |
| Herschel McCoy | Costume Designer |
| Sydney Guilaroff | Hairstylist |
| William Tuttle | Makeup Designer |
