Greene plays an up and coming boxer with a powerful right hand and a heart of gold. He works night shifts in a bar and has a girlfriend whose father played by Ernest Borgnine disapproves of the relationship thinking Greene is a no good for nothing loser. To prove himself Greene catches the attention of a local boxing promoter played by Giuliano Gemma who decides to make a champion out of his newfound protégé.
| Actor | Role |
|---|---|
 Daniel GreeneBobby Mulligan | Bobby Mulligan |
 Giuliano GemmaMartin Duranti | Martin Duranti |
 Ernest BorgnineVictor | Victor |
 Keely Shaye BrosnanAnne | Anne |
 Mary StavinGilda Duranti | Gilda Duranti |
 Bill WohrmanLarry | Larry |
| JJames WarringEddy | Eddy |
| AA.J. DuheBaby | Baby |
 Herb GoldsteinDoctor | Doctor |
 Ruben RabasaOlly | Olly |
| GGregg Todd DavisPunk | Punk |
| EEdgar Allan Poe IVPunk | Punk |
| LLenny MooreDuncan | Duncan |
| SScotty GallinPappy | Pappy |
| MMark McCrakenDon | Don |
 Reggie PierrePunk | Punk |
| RRocky GolioRocky | Rocky |
 Rhonda S. LundsteadNot listed | Not listed |
| JJose Nino RibaltaLance | Lance |
| FFederico PadovanBookmaker | Bookmaker |
| PPaula PadovanKathy | Kathy |