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추영우 as Kim Jae-won |
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신시아 as Han Seo-yoon |
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조유정 as Choi Ji-min |
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진호은 as Jeong Tae-hoon |
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조한철 as Kim Seong-hyeon |
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이채경 as Doctor |
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장유상 as Korean Teacher |
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윤기창 as Math Teacher |
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유아름 as Jae-won's Mother |
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이경화 as Seo-yoon's Mother |
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류선규 as Seo-yoon's father |
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문정현 as Koo Dong-sik |
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박재현 as Troubled Student 1 |
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문시환 as Troubled Student 2 |
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이헌진 as Troubled Student 3 |
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이석빈 as Troubled Student 4 |
| Directing | 김혜영 | Director |
| Writing | 一条岬 | Novel |
| Camera | Lee Seok-min | Director of Photography |
| Lighting | Choi Yun-ui | Lighting Director |
| Art | 박일현 | Production Design |
| Art | 박용규 | Props |
| Sound | Hong Dae-sung | Original Music Composer |
| Sound | 정지영 | Sound Supervisor |
| Sound | 한명환 | Sound Supervisor |
| Production | Shim Moon-bo | Producer |
| Production | Yi Jae-min | Line Producer |
| Art | 김병호 | Set Decoration |
| Art | 김남호 | Set Decoration |
| Sound | Kang Ju-suk | Production Sound Mixer |
| Camera | 최원렬 | Key Grip |
| Costume & Make-Up | 김은영 | Costume Design |
| Costume & Make-Up | 윤슬기 | Makeup & Hair |
| Visual Effects | 전민규 | Visual Effects |
| Visual Effects | Lee Dong-ho | Special Effects Supervisor |
| Crew | 최광락 | Martial Arts Choreographer |
| Editing | 이강희 | Editor |
| Editing | 이혜민 | Digital Intermediate |
| Directing | 정성훈 | Assistant Director |
| Production | 송효정 | Executive Producer |
| Writing | 김혜영 | Writer |
| Writing | Lee Yu-jin | Writer |
| Writing | 조바른 | Writer |
