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박서준 as Ki-joon |
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Kang Ha-neul as Hee-yeol |
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성동일 as Professor Yang |
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박하선 as Joo-hee |
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고준 as Young-choon |
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이호정 as Yoon-jeong |
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배유람 as Jae-ho |
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Cho Joon as Koon-ho |
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변우석 as Celebrity |
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김규백 as Young-choon's Gang Member |
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오유진 as Eun-mi |
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정다은 as Hyo-jin |
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이은샘 as Student |
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차시원 as Student |
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황찬성 as Self |
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신안진 as Professor |
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Jeong Dong-hoon as Student |
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Lee Seung-hee as Gun-young |
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권유나 as Ye-jin's Sister |
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이준혁 as Professor Ha |
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서정규 as Professor |
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하현수 as Seung-min |
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이다영 as Cadet At Police Academy |
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이원희 as Police Academy Student |
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Han Seung-Yun as Police Academy Training Group |
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Han Ji-won as Female middle School Srudent |
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조현임 as OB/GYN Cleaning Lady |
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서정연 as Ki-joon's Mother |
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이수인 as Club Woman Soo-in |
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정의순 as Tteokbokki Restaurant Owner |
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이세희 as Se-hee |
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최홍일 as Hee-yeol's Father |
| Visual Effects | 홍장표 | Special Effects Supervisor |
| Art | Choi Hyo-sun | Props |
| Visual Effects | Bae Sang-min | Matte Painter |
| Camera | 윤종운 | Key Grip |
| Sound | 안복남 | Production Sound Mixer |
| Lighting | Park Jun-gyu | Lighting Director |
| Directing | 김주환 | Director |
| Writing | 김주환 | Writer |
| Camera | Kim Seong-o | Key Grip |
| Production | 김재중 | Producer |
| Production | Kim Woo-jae | Co-Producer |
| Production | Lee Jun-u | Producer |
| Editing | 김창주 | Editor |
| Sound | Hong Ye-yeong | Sound Supervisor |
| Art | Choi Ki-ho | Production Design |
| Camera | Cho Sang-yun | Director of Photography |
| Sound | Jeong Jin-ho | Original Music Composer |
| Production | Cha Won-chun | Executive Producer |
| Production | Jeong Gyeong-jae | Executive Producer |
| Costume & Make-Up | 홍수희 | Costume Design |
| Costume & Make-Up | Jang Jin | Makeup & Hair |
| Production | Jo Seong-geol | Co-Executive Producer |
| Camera | Wang Ho-sang | "B" Camera Operator |
| Art | 허세민 | Props |
| Crew | 김준성 | Martial Arts Choreographer |
| Crew | 장재욱 | Stunts |
