Hwang Jung-min as Byun Jae-wook

Gang Dong-won as Han Chi-won

Lee Sung-min as Woo Jong-gil

Park Sung-woong as Yang Min-woo

Kim Eung-soo as Kang Young-sik

Park Jong-hwan as Lee Jin-seok

Han Jae-yeong as Jang Hyun-seok

Kim Won-hae as Young-chul

Kim Byeong-ok as Mr. Park

Jeon Bae-soo as Kang Young-sub

Park Ji-hwan as Chul-gu

Shin So-yul as Kim Ha-na

Lee Sun-ju as Jin-seok's Mother

Ju Jin-mo as Judge

Son Jong-hak as Judge

Lee Jung-eun as Middle-aged Woman (uncredited)

Jung Hyung-suk as Correction Officer (uncredited)

Shin Hye-sun as District Party Staff (uncredited)

Park Hoon as Chul-gu's Man (uncredited)

Lee Jae-hyeok as CRPT3 (uncredited)

Kim Hong-pa as Prison Warden

Yoon Kyung-ho as Bulk

Do Yong-gu as Prisoner

Chu Gwi-jeong as Kim Ha-na's Mother

Jeon Kwang-jin as Law Enforcement Officer

Kim Chun-gi as Kim Chang-sub

Bae Geon-sik as Male Rank-and-file Prosecutors

Lee Sang-won as Prison Officer