 | Kirk Douglas als Midge Kelly |
 | Marilyn Maxwell als Grace Diamond |
 | Arthur Kennedy als Connie Kelly |
 | Paul Stewart als Tommy Haley |
 | Ruth Roman als Emma Bryce |
 | Lola Albright als Palmer Harris |
 | Luis van Rooten als Harris |
 | Harry Shannon als Lew |
 | John Daheim als Dunne |
 | Ralph Sanford als Hammond |
 | Esther Howard als Mrs. Kelly |
 | Bill Baldwin als Bill Brown (Ringside Broadcaster) (uncredited) |
| Sam Balter als Championship Fight Announcer (uncredited) |
 | Don Brodie als Newspaper Reporter (uncredited) |
 | Ralph Brooks als Newspaper Reporter at Benefit (uncredited) |
| Mushy Callahan als Referee Title Fight (uncredited) |
 | Sayre Dearing als Newspaper Reporter at Benefit (uncredited) |
 | Paul Dubov als Gangster (uncredited) |
| Jimmie Dundee als Tough Tramp in Boxcar (uncredited) |
| Joe Gray als Championship Fight Opponent (uncredited) |
 | Chuck Hamilton als Fight Stadium Guard (uncredited) |
| Mike Lally als Well-Wisher in Nightclub (uncredited) |
 | Hal March als Mobster (uncredited) |
 | George Meader als Fight Doctor (uncredited) |
| Ralph Montgomery als Newspaper Reporter (uncredited) |
 | Forbes Murray als Speaker at Benefit (uncredited) |
 | Tim Ryan als Al (Kansas City Manager) (uncredited) |
| Court Shepard als Fighter (uncredited) |
 | Charles Sherlock als Dunne's Cornerman (uncredited) |
 | Hilda Simms als Maid (uncredited) |
 | Charles Sullivan als Kansas City Referee (uncredited) |
| Mark Robson | Director |
| Carl Foreman | Screenplay |
| Stanley Kramer | Producer |
| Harry Gerstad | Editor |
| Gertrude Wheeler | Hairstylist |
| Rudolph Sternad | Production Design |
| Joe King | Costume Design |
| Clem Beauchamp | Production Manager |
| Ring Lardner | Original Story |
| Ivan Volkman | Assistant Director |
| Robert Stillman | Associate Producer |
| Dimitri Tiomkin | Original Music Composer |
| Dimitri Tiomkin | Songs |
| Edward G. Boyle | Set Decoration |
| Gustaf Norin | Makeup Department Head |
| Adele Parmenter | Costume Design |
| Jean L. Speak | Sound Engineer |
| Goldie Goldmark | Songs |
| Franz Planer | Director of Photography |
| Perry Finnerman | Camera Operator |
| Tom Ouellette | Gaffer |
| Dave Ragin | Camera Operator |
