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권상우 as Hyeon-su |
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이정진 as Woo-shik |
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한가인 as Eun-ju |
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이종혁 as Cha Jong-hoon |
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박효준 as Ham Jae-bok |
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서동원 as Seong-hun |
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김동영 as Young Hyeon-su |
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Cho Jin-woong as Yasaengma Gang Member |
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Lee Gyu-ho as Yasaengma Gang Leader |
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김인권 as Jiksae |
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백봉기 as Cheetah |
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Ahn Nae-sang as Teacher |
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김병춘 as Choi Byeong-sam |
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권태원 as English Teacher |
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천호진 as Hyeon-su's Father |
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Lee Hyeon-seok as Hyun-soo's Mother |
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전성애 as Jong-hoon's Mother |
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Yang Han-seok as P.E. Teacher |
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박수영 as Politics & Economics Teacher |
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김부선 as Boniface |
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이장우 as Student |
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백주희 as Student |
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이건문 as Korean crow-tit's gang |
| Production | Noh Jong-yun | Producer |
| Sound | 김준석 | Original Music Composer |
| Crew | Choi Hyeon-gi | Cinematography |
| Art | Kim Ki-chul | Production Design |
| Production | Tcha Sung-jai | Executive Producer |
| Editing | 필감성 | Assistant Editor |
| Sound | Kim Kyung-tae | Production Sound Mixer |
| Directing | 유하 | Director |
| Writing | 유하 | Screenplay |
| Visual Effects | Kim Byeong-gi | Special Effects Supervisor |
| Editing | 박곡지 | Editor |
| Costume & Make-Up | 김서영 | Makeup & Hair |
| Sound | Lee In-gyu | Sound Designer |
| Crew | Sin Jae-myeong | Fight Choreographer |
| Production | 최선중 | Producer |
| Crew | 전겸수 | Stunts |
