| 角色 | 饰演者介绍 |
| Nick 'Nicky' Donati | 爱德华·罗宾逊 |
| Louise 'Fluff' Phillips | 贝蒂·戴维斯 |
| Turkey Morgan | 亨弗莱·鲍嘉 |
| Silver Jackson | 哈里·凯瑞 |
| Party guest on phone (uncredited) | 乔伊斯·康普顿 |
| Ward 'Kid Galahad' Guisenberry | 韦恩·莫里斯 |
| Marie Donati | Jane Bryan |
| Chuck McGraw | William Haade |
| Mrs. Donati (as Soledad Jiminez) | Soledad Jiménez |
| Joe Taylor | Joe Cunningham |
| Buzz Stevens (Buzz Barett in end credits) | Ben Welden |
| Brady (editor) | Joseph Crehan |
| The redhead | 薇达·安·伯格 |
| Barney | 弗兰克·费伦 |
| Archie (gunman) | Harland Tucker |
| Sam McGraw | Bob Evans |
| Jim Burke | Hank Hankinson |
| Tim 'Duke' O'Brian | Bob Nestell |
| Denbaugh | Jack Kranz |
| Referee | George Blake |
| Party guest (uncredited) | Jack Adair |
| Reporter at press conference (uncredited) | Billy Arnold |
| Drunk in dressing room (uncredited) | Don Barclay |
| Announcer (uncredited) | Curtis Benton |
| Reporter in Hotel Lobby (uncredited) | Don Brodie |
| Ringsider first fight (uncredited) | Glen Cavender |
| Title Fight Announcer (uncredited) | Eddy Chandler |
| Title fight knockdown timekeeper (uncredited) | 莱恩·钱德勒 |
| Headwaiter (uncredited) | André Cheron |
