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Song Joong-ki as Ji-woong |
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한예슬 as Hong-sil |
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이상엽 as Gwan-woo |
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신소율 as Kyung-joo |
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Ra Mi-ran as Landlady |
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Lee Jae-won as Tae-woo |
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Kim Ji-na as Mi-ro |
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한사명 as Director Young Man |
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이용주 as Chang-geun |
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문세윤 as Sysop |
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Kim Young-sam as Resident |
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Park Hye-jin as Ji-woong's mother |
| Directing | 김정환 | Director |
| Writing | 김정환 | Writer |
| Writing | Park Song-i | Storyboard |
| Crew | 김철준 | Martial Arts Choreographer |
| Crew | Lim Seung-mook | Stunts |
| Production | 곽용수 | Producer |
| Production | 구정아 | Executive Producer |
| Camera | Cho Sang-yun | Camera Operator |
| Costume & Make-Up | Jang Joo-hee | Costume Design |
| Directing | 남동협 | Assistant Director |
| Visual Effects | 박철용 | Special Effects Supervisor |
| Sound | Lee Byung-hoon | Original Music Composer |
