Zo In-sung

Byung-doo

Cheon Ho-jin

President Hwang

Namkoong Min

Min-ho

Lee Bo-young

Hyun-joo

Jin Goo

Jong-soo

Yoon Je-moon

Sang-chul

Sunwoo Eun-sook

Byung-doo's Mother

Lee Jong-hyuk

Gangster Protagonist in the Movie

Cho Jin-woong

Young-pil

Huh Yi-jae

Sun-ok

Lee Shin-seong

Byung-sik

Kwon Tae-won

Prosecutor Park

Kim Beong-choun

Detective Woo

Park Hyo-joon

Hippo

Park Min-gyu

Hong-man

Park Min-i

Moon-sik

Kim Soo-nam

Chun-ho

Choi Jae-hwan

Myung-gu

Kim Young-pil

Deputy Lee

Park Jin-sung

Film Company President

Lee Yang-hee

Detective Na

Mun Seong-hyeok

UTL Development Team Leader

Kim Yoon-hee

Room Salon Madame

Lee Doo-kyung

Sang-chul's Fellow Gangster 1

Hwang In-bo

Serpent's Thug at the Internet Cafe

Jo Woon

Serpent's Thug 1

Jang In-ho

Serpent's Thug 2

Kim Gwang-su

Serpent's Thug 6

Shin Yoo-ram

Three-Way Gang Arcade Thug 4

Hwang Min-ho

Subordinate of Sang-chul and Young-pil 2

Lee Soo-hyeon

Classmate Jin-wook

Lee Yun-sang

Prosecutor in the Movie

Jung Si-yeon

Female Protagonist in the Movie 2

Kim Seong-hyeon

Gangster Actor in the Movie 2

Janggo

Room Salon One-Man Band

Lim Jeong-woon

Shoe Store Clerk

Hong Hye-ryeong

Street Food Stall Female Owner

Lee Chang-jik

Neighborhood Community Leader

Choi Hyo-sang

Debtor

Jun Sung-ae

Debtor's Wife

Kim Yoo-ri

Debtor's Daughter

Ryu Sung-hyun

Detective 1

Park Young-sik

Detective 4

Seo Chong-ju

Detective 5

Jeon Woo-jae

Serpent's Room Salon Subordinate

Ha Ji-young

Bookstore Female Employee 1

Lee Jung-eun

Bookstore Female Employee 2

Kim Mi-hui

President Hwang's Hostess 1

Jung Jae-eun

President Hwang's Hostess 2

Han Eun-seon

Ending Room Salon Hostess 2

Park Yeong

Officiant

Lee Hyun-woo

Min-ho (Elementary School)