Character Name : Choi Cheol-gi

Original Name : 황정민

Gender : Male

Character Name : Joo Yang

Original Name : 류승범

Gender : Male

Character Name : Jang Seok-gu

Original Name : 유해진

Gender : Male

Character Name : Chief Kang

Original Name : 천호진

Gender : Male

Character Name : Ma Dae-ho

Original Name : 마동석

Gender : Male

Character Name : Lee Dong-seok

Original Name : 우정국

Gender : Male

Character Name : Kim Yang-su

Original Name : 조영진

Gender : Male

Character Name : Inspector Kong

Original Name : 정만식

Gender : Male

Character Name : Detective Lee

Original Name : 김민재

Gender : Male

Character Name : Journalist Kim

Original Name : 오정세

Gender : Male

Character Name : Cheol-gi's Brother-in-Law

Original Name : 송새벽

Gender : Male

Character Name : Soo-il

Original Name : 김수현

Gender : Male

Character Name : Gwang Su-dae

Original Name : 안길강

Gender : Male

Character Name : Chief Prosecutor

Original Name : 이성민

Gender : Male

Character Name : Detective Nam

Original Name : 이희준

Gender : Male

Character Name : Killer

Original Name : Baek Seung-ik

Gender : Male

Character Name : Cheol-gi's Younger Sister

Original Name : 고서희

Gender : Female

Character Name : Police Chief

Original Name : 이춘연

Gender : Male

Character Name : Female Judicial Trainee

Original Name : 이채은

Gender : Female

Character Name : Forensic Examiner

Original Name : 이경미

Gender : Female

Character Name : Treasure Island Lady 4

Original Name : Oh Si-eun

Gender : Female

Character Name : Suspect in Photograph

Original Name : Choi Woo-sung

Gender : Male

Character Name : Joo Yang's Hostess

Original Name : 박서연

Gender : Female

Character Name : Yoon-jjang

Original Name : Koo Bon-woong

Gender : Male

Character Name : Representative Ko

Original Name : 이종구

Gender : Male

Character Name : Detective Kwak

Original Name : 곽자형

Gender : Male

Character Name : Old Inspector

Original Name : 김기천

Gender : Male

Character Name : Public Defender

Original Name : 황병국

Gender : Male

Character Name : Member of Squad 1

Original Name : Kang Hyun-joong

Gender : Male

Character Name : Lee Dong-seok's Wife

Original Name : 이미도

Gender : Female

Character Name : Detective in Opening Scene 1

Original Name : Kwak Jin-seok

Gender : Male

Character Name : President

Original Name : Jung Jin-Gak

Gender : Male

Character Name : Violent Man 1

Original Name : Han Dong-wook

Gender : Male

Character Name : Prosecutor

Original Name : Lee Hwa-ryong

Gender : Male

Character Name : Haedong Investor 1

Original Name : 조철현

Gender : Male

Character Name : Opening Scene Detective

Original Name : Yoon Jong-goo

Gender : Male

Character Name : President Jung

Original Name : 이준익

Gender : Male

Character Name : Choi Cheol-gi's Brother-in-law's Friend

Original Name : 박정표

Gender : Male

Character Name : Haedong Investor 2

Original Name : O Seung-hyeon

Gender : Male

Character Name : President Kim's Follower

Original Name : Son Sang-kyung

Gender : Male

Character Name : Yoo Min-Chul

Original Name : Kim Seung-hoon

Gender : Male

Character Name : Jang Seok-gu's Lover (uncredited)

Original Name : Choi Sung-hee

Gender : Female