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이재인 as Park Wanseo |
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Ahn Jae-hong as Park Jisung |
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유아인 as Hwang Gidong |
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Ra Mi-ran as Kim Seonnyeo |
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Hee-won Kim as Huh Yakseon |
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Oh Jung-se as Park Jongmin |
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신구 as Seo Yeongchun, the Cult Leader |
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Jinyoung as Young Seo Yeongchun |
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진희경 as Seo Chunhwa |
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Jang Kwang as Hwang Byeongchun |
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박형수 as Cho Sangman |
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Yoo Seung-mok as Song Horim, Chief of Medical Clinic |
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Ahn Seung-gyun as Lee Seunghun |
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오하늬 as Firefighter's Wife |
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박병렬 as Yonggu |
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류경환 as Sports Day MC |
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장준현 as Boss of Kidnappers |
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Kim Won-hae as Doctor Oh (Prologue) |
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Lee Dong-hwi as Doctor Go (Prologue) |
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Hyun Bong-shik as Cardiologist |
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정다원 as Jisung's Kidnapper |
| Art | 김병한 | Production Design |
| Camera | Choi Chan-min | Director of Photography |
| Production | 이안나 | Producer |
| Writing | 강형철 | Writer |
| Directing | 강형철 | Director |
| Lighting | 유석문 | Lighting Director |
| Production | 안희진 | Associate Producer |
| Production | 김우택 | Executive Producer |
| Crew | 이건문 | Stunt Coordinator |
| Sound | 박종근 | Production Sound Mixer |
| Costume & Make-Up | 최의영 | Costume Design |
| Costume & Make-Up | 성소원 | Makeup & Hair |
| Costume & Make-Up | 황효균 | Special Effects Makeup Artist |
| Costume & Make-Up | 곽태용 | Special Effects Makeup Artist |
| Camera | Choi Wun-jin | Key Grip |
| Visual Effects | 홍장표 | Special Effects Supervisor |
| Art | 박재완 | Property Master |
| Editing | Nam Na-young | Editor |
| Editing | 박진호 | Digital Intermediate |
| Sound | 김준석 | Music Director |
| Sound | Lee Sung-june | Sound Designer |
| Sound | 김영호 | Sound Designer |
| Production | 강대욱 | Line Producer |
| Writing | 유성권 | Story |
| Production | 유성권 | Producer |
| Directing | 강승연 | Assistant Director |
| Visual Effects | 이상훈 | Visual Effects Producer |
| Sound | Kim Jun-seok | Original Music Composer |
| Crew | 정택호 | Stunts |
| Costume & Make-Up | 이영화 | Makeup Artist |
| Crew | 유시정 | Stunts |
