Casting | Rôle |
|---|
| Lee Hey-young | Hornclaw |
| Kim Sung-cheol | Bullfight |
| Yeon Woo-jin | Dr. Kang |
| 옥자연 | Cho-yeop |
| Kim Mu-yeol | Ryu |
| 신시아 | Young Hornclaw Min Seol-hwa |
| 이현걸 | Han Seong-do |
| Hyun Bong-shik | Organ Trafficker Mr. Gu |
| Jung Hyeon-jun | Young Bullfight Bae Do-young |
| 윤채나 | Dr. Kang's Daughter, Kang Hae-ni |
| Kil Hae-Yeon | Client Madam Hong |
| 박지아 | Caregiver for the Elderly with Dementia |
| Park Myung-shin | Murdered Hospital Director |
| 권다함 | Hospital Director's Fake Son |
| 권혁민 | Loan Shark on the Subway |
| 윤슬 | Pregnant Woman on the Subway |
| 최민철 | Sinseong Agency Operator Lee Dae-wi |
| Han Hae-in | Ryu's Wife |
| Mitch Craig | American Soldier |
| Kim Kang-woo | Director Son |
| Choi Moo-seong | Gadget |
| Cheon Ho-Jin | Director Son's Father |
| 이용녀 | Dr. Kang's Mother-in-Law Mrs. Yoon |
| 기주봉 | Manager Choi |
| Jo Han-chul | Bullfight's Father Bae Jong-seon |
| 남명렬 | Hospital Director Jang |
| 전노민 | Chairman Shim |
| 이도경 | Cult Leader Ji Doo-ha |
| Jin Ho-eun | Kindergarten Teacher |
| 최충열 | Pest Control Target: Seo Tae-san |
| 서신우 | Hospital Director's Secretary |
| 서보영 | Eun-ho, Gadget's Daughter at the Crossing |
| 강안나 | High School Girl on a Bicycle at the Crossing |
| 차명은 | Dog Food Store Owner |
| 김성현 | Sniper / Sinseong Agency Tattoo Artist |
| 조경현 | Vehicle Hit / Sinseong Agency Operator |
| 정연 | News Anchor |
| 연오 | Coffee Delivery Person |
| 이재우 | Chairman Shim's Chief of Staff |
| 박해인 | Chairman Shim's Secretary |
| 오규희 | Veterinary Clinic Client |
| 오운백 | Elderly Person with Dementia |
| 양주미 | Club Guest |
| 박성은 | Female Police Officer in the Restroom |
| 권시완 | Ryu's Son |
| 김경현 | Ryu's Son |
| Kim Yun-tae | Taesan Boss |
| 김가영 | Choir Member Mihyang |
| 박성훈 | Detective Investigating Dr. Kang |
| 안진영 | Convenience Store Manager |
| 이수정 | Han Seong-do's Girlfriend |
| 최성은 | 119 (voice) |
| 이혜리 | Madam Hong's Son's Fiancée / Chairman Shim's Mistress |
| 복세훈 | Han Seong-do's Bodyguard |
| 유동훈 | Han Seong-do's Bodyguard |
| 조용준 | Mr. Gu's Henchman |
| 박성민 | Man with Sports Bag on the Subway |
| 정진혁 | Sinseong Agency Manager |
| 이도아 | Nail Salon Manager |
| 김이진 | Crossing Reporter |
| 임새벽 | Headshot / Sinseong Agency Lady Contractor |
| 신민기 | Sinseong Agency Contractor |
| 김철윤 | Gambler |
| 배병휘 | Gambler |
| 황정음 | Young Bullfight's Elementary School Friend |
| 장하경 | Nail Salon College Student |
| 최소은 | Nail Salon College Student |
| 김태호 | Club VIP |
| 이승재 | Club VIP |
| 주재후 | Club VIP |
| 황동희 | Club VIP |
| Hong Seok-bin | Security Guard at Dr. Kang's Apartment |
| 박경현 | Elderly Paper Collector |
| 남명지 | Karaoke Bar Owner |
| 김태오 | Madam Hong's Son |
| 김대기 | Bae Jong-seon's Driver |
| 김서준 | Young Director Son |
| 김진영 | Young Director Son |
| 강하라 | Child Dancing at the Performance Venue |
| 김규리 | Child Dancing at the Performance Venue |
| 김나린 | Child Dancing at the Performance Venue |
| Ryu Ji-an | Child Dancing at the Performance Venue |
| 목라은 | Child Dancing at the Performance Venue |
| 심요한 | Child Dancing at the Performance Venue |
| 안수호 | Child Dancing at the Performance Venue |
| 우도연 | Child Dancing at the Performance Venue |
| 정은우 | Child Dancing at the Performance Venue |
| 박동일 | Han Seong-do's Subordinate |
| 서의 | Han Seong-do's Subordinate |
| 윤종원 | Han Seong-do's Subordinate |
| 이예지 | Han Seong-do's Subordinate |
| 이정호 | Han Seong-do's Subordinate |
| 이한결 | Han Seong-do's Subordinate |
| 최주원 | Han Seong-do's Subordinate |
| 한승오 | Han Seong-do's Subordinate |
| Song Woo-rim | Control Room Staff / Paramedic |
