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이제훈 as Jang-ho |
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한석규 as Sang-jin |
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강소라 as Sook-hee |
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이재용 as Gang Boss |
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진경 as Mi-sun |
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배성우 as Sang-jin's Alumnus |
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Cho Jin-woong as Chang-soo |
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김지석 as Drunken Man (cameo) |
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이상훈 as Teacher |
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윤영균 as Delivery Man |
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Yang Han-yeol as Ji-min |
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오달수 as Principle Deok-saeng |
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윤영균 as Delivery man |
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이도연 as English teacher |
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Cha Jong-ho as Dog hair |
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윤진하 as Big eye |
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성유빈 as Jang-ho (young) |
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손영순 as Jang-ho's grandmother |
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오창경 as Detectiver |
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이유준 as Ax |
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Park Jung-min as MC |
| Visual Effects | 전건익 | Special Effects Supervisor |
| Directing | 윤종찬 | Director |
| Editing | 김만근 | Assistant Editor |
| Crew | 전재형 | Stunts |
| Costume & Make-Up | 신재호 | Special Effects Makeup Artist |
| Crew | 권태호 | Stunts |
| Crew | 최봉록 | Stunts |
| Crew | 정진근 | Stunts |
| Writing | Lee Seu-ra | Storyboard |
| Sound | 정진욱 | Production Sound Mixer |
| Camera | 최운진 | Key Grip |
| Sound | 김미미 | Boom Operator |
| Directing | Eo Jeong-il | Assistant Director |
| Production | Lee Seok-won | Producer |
| Sound | 이승철 | Sound Supervisor |
| Sound | 한명환 | Sound Mixer |
| Writing | 유영아 | Writer |
| Camera | 이창재 | Director of Photography |
| Sound | Lee Jae-hak | Original Music Composer |
| Costume & Make-Up | 박민희 | Makeup & Hair |
| Production | 방추성 | Producer |
| Costume & Make-Up | Jang Joo-hee | Costume Design |
| Art | 양홍삼 | Production Design |
| Editing | 최민영 | Editor |
| Editing | 한미연 | Assistant Editor |
| Sound | 이상훈 | Original Music Composer |
| Crew | 송원종 | Stunts |
| Crew | 윤대원 | Stunts |
