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Lee Jung-jae as Choi Ik-ho |
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신하균 as Ace |
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보아 as Soo-kyung |
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이성민 as Young-ho |
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라미란 as Young-ho's Wife |
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김의성 as Detective Do |
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Park Doo-sik as Detective Nam |
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Choi Woo-shik as Hacker Goo-roo |
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손호준 as Jae-yeol |
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배성우 as Ax |
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김윤성 as Department Head Jo |
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Lee Sang-hong as Detective Kim |
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Nam Jeong-woo as Detective Woo |
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김근배 as Detective Bae |
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정기섭 as Senior Jung |
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김재철 as Ace Crew Member 1 |
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Jung Hyun-jin as Ace Crew Member 2 |
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박지환 as Homeless Man |
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성지루 as Booker |
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정수교 as Young Detective |
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류혜린 as Twitter Girl |
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박경혜 as Kid Elf |
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Yuk Jin-su as MMA Fighter |
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강충훈 as Anchor |
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유현준 as Jong-pal |
| Crew | Park Jung-ryul | Martial Arts Choreographer |
| Visual Effects | 백상훈 | Visual Effects Supervisor |
| Crew | Moon Gwang-sik | Stunts |
| Directing | 최호 | Director |
| Sound | 박종근 | Production Sound Mixer |
| Art | Lee Jong-geon | Production Design |
| Writing | 최호 | Writer |
| Writing | Shim Bo-kyoung | Writer |
| Production | Shim Bo-kyoung | Executive Producer |
| Production | Park Sang-hyeon | Producer |
| Costume & Make-Up | Ko Hee-jung | Costume Design |
| Sound | 이지수 | Original Music Composer |
| Costume & Make-Up | 송종희 | Makeup & Hair |
| Art | 남성주 | Set Decoration |
| Lighting | 임재영 | Lighting Director |
| Production | 남성호 | Production Supervisor |
| Crew | 이재남 | Stunts |
