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유아인 as Do Wan-deuk |
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김윤석 as Lee Dong-joo |
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박수영 as Wan-deuk's Father |
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Lee Jasmine as Wan-deuk's Mother |
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김영재 as Nam Min-gu |
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안길강 as Coach |
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박효주 as Lee Ho-jeong |
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강별 as Jeong Yun-ha |
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Kim Dong-young as Hyeok-Ju |
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조덕제 as Director of Students |
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성유빈 as Young Wan-deuk |
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김상호 as Annoyed Neighbor |
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Sudip Banerjee as Hassan |
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조상건 as Dong-joo's Father |
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김종만 as Waiter |
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윤경호 as Market Man |
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김윤태 as Police |
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서대현 as Instructor Kim |
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전헌태 as Incheon Coach |
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엄혜수 as Classmate |
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김민채 as Cabaret |
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천영암 as Civil Servant |
| Writing | Kim Dong-woo | Writer |
| Directing | 이한 | Director |
| Visual Effects | 백상훈 | Visual Effects Supervisor |
| Visual Effects | 정재훈 | VFX Supervisor |
| Editing | 박진영 | Digital Intermediate |
| Writing | Lee Seu-ra | Storyboard |
| Art | Woo Je-hyung | Set Decoration |
| Sound | 이순성 | Production Sound Mixer |
| Camera | 최운진 | Key Grip |
| Camera | 조용규 | Director of Photography |
| Lighting | 김동효 | Lighting Artist |
| Art | 정재욱 | Props |
| Production | Park A-hyoung | Production Supervisor |
| Sound | 김석원 | Sound Supervisor |
| Production | 김재중 | Producer |
| Writing | 이한 | Adaptation |
| Camera | 김병서 | Camera Operator |
| Sound | 김창섭 | Sound Supervisor |
| Costume & Make-Up | 차선영 | Costume Design |
| Costume & Make-Up | 황현규 | Makeup & Hair |
| Art | Kang So-yeong | Production Design |
| Costume & Make-Up | 김정자 | Makeup & Hair |
| Writing | Kim Ryeo-ryeong | Original Story |
| Lighting | Jeon Byeong-yun | Lighting Director |
| Crew | 신재명 | Fight Choreographer |
| Editing | 남나영 | Editor |
| Production | Ham Jung-yeub | Executive Producer |
| Sound | 이재진 | Original Music Composer |
