Trainer Meng Doo-ho spots Young-chul in a bar fight and decides to turn him into a boxing champion.
| Actor | Role |
|---|---|
 Shin Seong-ilChoi Yeong-cheol | Choi Yeong-cheol |
 Kim Seung-hoMaeng Du-ho | Maeng Du-ho |
 Ju Jeung-nyeoChun-seon | Chun-seon |
 Lee Min-jaJeong-ran | Jeong-ran |
 Tae Hyun-silSu-ja | Su-ja |
 Choi SamPyeong-muk | Pyeong-muk |
| HHwang Hae-namGil-man | Gil-man |
| PPark Seung-jinJae-yong | Jae-yong |
 Park AmMaster Baek | Master Baek |
 Kim Chil-seongPresident Park | President Park |
 Chu BongReferee | Referee |
 Kim Se-raMr. Park | Mr. Park |
 Seong So-minManager | Manager |
 Ok Gyeong-huiMyeong-ja | Myeong-ja |
 Lee Ye-minGi-pal | Gi-pal |
 Choi HoonAnnouncer | Announcer |
 Lee YeongHenchman 1 | Henchman 1 |
| PPark IlHenchman 2 | Henchman 2 |
| LLee Woon-hoHenchman 3 | Henchman 3 |
 Seok Un-aTrader | Trader |
 Yun Il-juReporter 1 | Reporter 1 |
| PPark Bok-namReporter 2 | Reporter 2 |
| PPark Kwang-jinReporter 3 | Reporter 3 |