- Kim Ji-hoon - Byeon Ji-woong
- Kim Myeong-jun - Sim Dong-uk
- Son Jong-hak - Moon Sang-beom
- ??? - Woo Bong-sik
- Song Young-chang - Cheon Seong-dae
- Choi Dae-hoon - Cheon Sang-u
- ??? - Choi Yong-geun
- Lee Jung-ok - Jang Ki-jin
- Baek Eun-hae - Kang Eun-hee
- Son Byung-ho - Kim Gi-tae
- Cho Jae-ryong - Cho Seong-dae
- ??? - Yoo Jeong-ryeol
- Yoon Dae-yeul - Choi Woo-jin
- Lee Ha-eun - Lee Eun-hye
- Lee Sang-un - Song Gwang Hee
- Park Jeong-min - Go Gyung Ho
- Shin Jae-hoon - 'Junghan Daily News' reporter
- ??? - Jung In-Beom
- Hong Seo-young - Moon Bo-Kyung
- ??? - Lee Sung-Gon
- Ha Yeong - Jung Hee-Joo
- Baek Sang-hee - Kim Min-Ji
- Cha Soon-bae - Jung Chi-Soo
- Shim Jae-Hyun - Park Sang-Hoon
- Hong Sang-pyo - Jo Jin-Chul
- Yang Hee-won - Jae Woong [Eun Hee's son]
- Cho Tae-kwan - Michael Cha
- Ko Chang-seok - Cha Moon-Ho
- Oh Jung-se - Oh Jong-tae
- Oh Jung-se - Oh Jong Tae
- ??? - Yoon Sang-mi
- ??? - Yoon Sang Mi
- Jo Jae-yun - Lee Dae-cheol
- Lee Hyun-wook - Park Gun-ho
- ??? - Kim Sang-soo
- Kim Si-eun - Lee Eun Hye [Young]
- An Si-ha - Jung Yoo Seon [Jin Soo's wife]
- Chun Young-min - Jang Yoo Na
- Kim Seung-tae - Minister of Justice
- Shin Jung Yoon - Reporter Seo
- Shin Jae-hwi - Park Hong Doo
- Lee Seung-joon - Lee Han Joo [Prison guard]
- Baek Jong-hwan - Distribution center employee
- Son Seung-hoon - Video forensics
- Lee Yu-jin - Sung Dae's secretary
- Kim Seung-Han - Oh Ji Hyuk [Young]
- Oh Jung-hwan - Go Joon Sup
- Lee Seung-hun - So Jae Sub [Attorney]
- Kim Seon-kyeong - Ji Hyuk's mother
- Woo Kang-min - Joo Dong-Pal
- Jeong Ji-ho - Jung Ki Moon [Reporter]
- Baek In-kwon - Prisoner
- Song Yo-sep - Park Dong Chul
- Hwang Tae-kwang - Jang Jin Soo
- Lee Do-guk - Jung San Il [Prosecutor]
- Kim Byeong-soon - Judge
- Kang Hak-soo - Judiciary committee
- Kim Tae-Hoon - Park Joon Young
- Oh Kyu-taek - Gawol church pastor
- Park Kyung-geun - Jin Sung Hwan
- ??? - Gang boss
- Kwon Oh-jin - Park Jun Sung
- Lee Young-sil - Gook Hyun's relative
- Yoo Byung-sun - Wrecking yard employee
- Cho Joon - Jo Byung Gil
- Kang Ji-hoon - TV reporter
- Han Myung-chul - Victim's family
- Ko Dong-hyoung - Violent Crimes Team 1
- Kim Hyun Tae - Ji Hyuk's informant
- Koo Min-hyuk - Motorcycle shop owner
- Song Chang-gyu - Chinese restaurant owner
- Kim Kyu-baek - Kim Hyung Bok
- ??? - Hyung Bok's mother
- Choi Kyung-min - Park Seon Mi
- Kim Bong-soo - In Beom's customer
- Lee Yoon-jae - Presidential secretary
- Jang Ui-don - Bus driver
- ??? - Sung Joo Ri
- Choi Won - Bus company employee
- Cheon Dong-been - Gang member
- ??? - Laura Caine
- ??? - Hye Ok
- Noh Ha-yeon - Laura Caine [Young]
- Park Wan-kyu - Sung Gon's father
- Ahn Soo-ho - News program PD
- Ok Il-Jae - News program staff
- Lee Suk - Ki Dong Jae
- ??? - Goo Jae Choon
- Lee Hyun-kyun - Choi Sang Ho [Security personnel]
- Park Jong-moo - Doctor
- Jang Yong-hee - ER staff
- Baek Soo-jang - Sim Dong Il
- Jang Myoung-un - Security personnel
- Kim Ji-Yoon - Reporter
- Hwang Jae-yeol - Ki Dong Su
- Kim Byung-cheol - Con man
- Lee Min-Sik - Doctor
- Lim Seung-beom - NFS examiner
- Lee Moo-nyoung - Chinese restaurant owner
- Shin Yoon-jung - Ki Dong Jae's girlfriend
- Cho Nam-guk
- Choi Jin-won
Son Hyun-joo interpreta a Kang Do-chang en la serie.
??? hace el papel de Oh Ji-hyeok.
??? hace el papel de Cheon Na-na.
Jung Moon-sung interpreta a Woo Tae-ho en la serie.
??? hace el papel de Kwon Jae-hong.
??? interpreta a Ji Man-gu en la serie.
Kim Ji-hoon hace el papel de Byeon Ji-woong.
Kim Myeong-jun interpreta a Sim Dong-uk en la serie.
Son Jong-hak interpreta a Moon Sang-beom en la serie.
??? interpreta a Woo Bong-sik en la serie.
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