Character Name : Jang Tae-yeong

Original Name : 김수현

Gender : Male

Character Name : Jo Won-geun

Original Name : 성동일

Gender : Male

Character Name : Choi Jin-gi

Original Name : 이성민

Gender : Male

Character Name : Song Yoo-hwa

Original Name : 설리

Gender : Female

Character Name : Sa Do-jin

Original Name : 조우진

Gender : Male

Character Name : Choi Nak-hyeon

Original Name : 김홍파

Gender : Male

Character Name : Professor Kim

Original Name : 정인겸

Gender : Male

Character Name : Manager Baek

Original Name : 최권

Gender : Male

Character Name : Bald man

Original Name : 고규필

Gender : Male

Character Name : Han Ye-won

Original Name : 한지은

Gender : Female

Character Name : Addict

Original Name : 정이서

Gender : Female

Character Name : Gangster in Chinatown

Original Name : 이정현

Gender : Male

Character Name : Patient

Original Name : 손현주

Gender : Male

Character Name : Bodyguard man

Original Name : 박서준

Gender : Male

Character Name : Therapist

Original Name : 김다솜

Gender : Female

Character Name : Restaurant Waitress

Original Name : 안소희

Gender : Female

Character Name : Tatuist

Original Name : 수지

Gender : Female

Character Name : Waitress

Original Name : 경리

Gender : Female

Character Name : Waitress

Original Name : Park Min-ha

Gender : Female

Character Name : Brothel Men-Women

Original Name : Ah Ri

Gender : Female

Character Name : Secret Room Club Addict 1

Original Name : Ji Eun-seo

Gender : Female

Character Name : Secret Room Club Addict 2

Original Name : Lee Chae-dam

Gender : Female

Character Name : No Yeom (uncredited)

Original Name : 이경영

Gender : Male

Character Name : Broker

Original Name : 윤경호

Gender : Male

Character Name : Chief police officer

Original Name : Lee Gi-dong

Gender : Male

Character Name : Capital CEO

Original Name : Kim Song-il

Gender : Male

Character Name : Im Ra-hee

Original Name : 김혜화

Gender : Female

Character Name : Awards ceremony guide

Original Name : 아이유

Gender : Female

Character Name : Max

Original Name : Jason Scott Nelson

Gender : Male

Character Name : Meatpacking factory worker

Original Name : Lim Dong-yoon

Gender : Male

Character Name : Chinese restaurant employee

Original Name : 현봉식

Gender : Male