 Jack DempseyTiger Jack O'Day | Tiger Jack O'Day |
 Esther RalstonHolly Malloy | Holly Malloy |
 Hayden StevensonSociety Sullivan | Society Sullivan |
 Edgar KennedyNot listed | Not listed |
 Charles ReisnerChuck - Opposition Manager | Chuck - Opposition Manager |
 George OveyEd Martin - Manager / Sparring Partner | Ed Martin - Manager / Sparring Partner |
 Carmelita GeraghtyWaitress in Boarding House | Waitress in Boarding House |
 Kate PriceNot listed | Not listed |
 Beatrice BurnhamNot listed | Not listed |
 Virginia Lee CorbinNot listed | Not listed |
 Gertrude AstorNot listed | Not listed |
 James O. BarrowsNot listed | Not listed |
 Ethel ShannonNot listed | Not listed |
| MMalvina PoloNot listed | Not listed |
 Frank HagneySpike McGann - Prizefighting Opponent | Spike McGann - Prizefighting Opponent |
 Otto LedererNot listed | Not listed |
| GGladys VardenNot listed | Not listed |
 Pat HarmonNot listed | Not listed |
 Margaret QuimbyQueenie Millard | Queenie Millard |
 Louise CarverNot listed | Not listed |
| CCathleen CalhounNot listed | Not listed |
| TTeddy HayesPrizefighting Opponent | Prizefighting Opponent |
 Florence LeePolice Commisioner's Daughter | Police Commisioner's Daughter |
| EEd HubbellLittle Boy (uncredited) | Little Boy (uncredited) |