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조인성 as Ji-suk |
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신민아 as Hee-jin |
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박정아 as Hong Seong-hye |
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김수로 as Mah-ho |
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함은정 as Seong-hye (young) |
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Ха Чон У as Joon-ho |
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강동균 as Middle School Alumni #1 |
| Directing | Park Kwang-chun | Director |
| Writing | Ким Ын Чон | Writer |
| Writing | Park Kwang-chun | Writer |
| Writing | Joon-Seok Sol | Writer |
| Sound | Michael Staudacher | Original Music Composer |
| Production | Choi Jae-won | Executive Producer |
| Camera | 김영철 | Director of Photography |
| Sound | Robert Fernandez | Scoring Mixer |
| Crew | Jeon Yu-jun | Fight Choreographer |
| Crew | 배재일 | Stunts |
| Sound | 이규석 | Sound Supervisor |
