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류승범 as Park Jung-pil |
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공효진 as Na-young |
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임은경 as Min-hee |
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Kim Kwang-il as Sang-man |
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김희정 as School Nurse |
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박효주 as Princess Oh |
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금보라 as Joong-pil's Mother |
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Seo Myung-soo as Dan-gun Gang |
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봉태규 as Soo-dong |
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안길강 as Taekwondo Master |
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양익준 as Seseam 2 |
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정우 as Dan-gun Gang |
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Park Seong-bin as Taekwondo Chief |
| Production | Park Moo-seung | Producer |
| Writing | 조근식 | Writer |
| Directing | 조근식 | Director |
| Writing | 이해준 | Writer |
| Writing | 이해영 | Writer |
| Production | Park Sung-hun | Producer |
| Writing | Lee Ji-hyung | Screenplay |
| Writing | Jeong Jin-wan | Screenplay |
| Camera | 한미진 | Still Photographer |
| Camera | Cho Yong-kyu | Director of Photography |
| Directing | Jeon In-hwan | Assistant Director |
| Crew | Sin Jae-myeong | Fight Choreographer |
| Lighting | 이주생 | Lighting Director |
| Editing | 김상범 | Editor |
| Editing | 김재범 | Editor |
| Art | Lee Chul-ho | Production Design |
| Sound | 노영래 | Music |
| Sound | 김석원 | Sound Supervisor |
| Production | 방추성 | Producer |
| Sound | 최대성 | Production Sound Mixer |
