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김하늘 as Park Hyo-joo |
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Yoo In-young as Hae-young |
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이원근 as Jae-ha |
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이희준 as Pyo Sang-woo |
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기주봉 as Jae-ha's father |
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이기우 as Lee Jong-chan |
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정석용 as vice-principal |
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홍완표 as head teacher |
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Oh Na-ra as Lesson teacher |
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Lee Kyung-young as Chairman |
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Kwak Dong-yeon as Yoo Jong-Ki |
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Im Hwa-young as Lee Yoon-mi |
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Kim Su-jin as Teacher |
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Lee Chung-hee as Teacher |
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옥지영 as Kim Na-yeon |
| Camera | Hong Eue-su | Key Grip |
| Visual Effects | Ha Seung-nam | Special Effects Supervisor |
| Sound | 최민호 | Production Sound Mixer |
| Art | 김정우 | Set Decoration |
| Writing | 김태용 | Screenplay |
| Directing | 김태용 | Director |
| Production | 조성민 | Producer |
| Production | Park Jung | Producer |
| Production | 강혜정 | Producer |
| Production | 류승완 | Producer |
| Camera | 김태수 | Director of Photography |
| Production | Kim Jeong-min | Co-Executive Producer |
| Editing | 김재범 | Editor |
| Editing | 김상범 | Editor |
| Art | Kim Cho-hea | Production Design |
| Art | Kim Min-jeong | Art Direction |
| Lighting | Jun Young-seok | Gaffer |
| Costume & Make-Up | Park Hui-jeong | Makeup & Hair |
| Costume & Make-Up | Kim Eun-suk | Costume Design |
