Director
Screenwriter
Main Role
- Song Seung Heon Main Role
- Krystal Jung Main Role
- Lee Si Eon Main Role
- Tae Won Seok Main Role
- Kim Won Hae Main Role
Support Role
- Ahn Se HoInvestigator MaengSupport Role
- Lee Hwang UiYoo Gi Hoon [Prosecutors' office deputy chief]Support Role
- Kwak Ja HyungCheon Dong Sub [Loan shark]Support Role
- Yoo Ye BinChoo Yeon Hee [Doctor]Support Role
- Kim Jong Tae"The Man" [Political consultant]Support Role
- Ha Soo Ho"Tattoo" ["The Man's" aide]Support Role
- Lee Hwa RyongKang Sung Woo [Chief prosecutor]Support Role
- Kim Kwi SeonCEO Kim [Prosecutors' Office]Support Role
- Kim Hyung MookNa Won Hak [Hwayang corporation president]Support Role
- Min Joon HyunShim Dal Soo [Violent crimes detective]Support Role
- Lee Seung ChulJi Mok Hyun [Hyungjin group chairman]Support Role
Guest Role
- Yoo Seung Ho[Security guard] (Ep. 1)Guest Role
- Hong Seok Cheon[Driving school instructor] (Ep. 1)Guest Role
- Kim Seo KyungMike (Ep. 1-2)Guest Role
- Kim Sung CheolJi Seung Goo [Mok Hyun's son] (Ep. 1-2)Guest Role
- Choi Soo MinHwang Yoo Ri (Ep. 3)Guest Role
- Lee Do Yeon[Won Hak's wife ] (Ep. 4)Guest Role
- Jung Tak[Boy] (Ep. 6)Guest Role
- Bae Min JungSoo Han Na (Ep. 7)Guest Role
- Seo Hye Jin[Intern] (Ep. 7)Guest Role
- Ha Seung Youn[Reporter] (Ep. 7)Guest Role
- Jo Jae YoonReporter Shin (Ep. 8)Guest Role
- Ahn Dong Yeob(Ep. 8)Guest Role
- Bae Hyun KyungProsecutor Choi (Ep. 11)Guest Role
- Choi Hong IlLee Jong Heon (Ep. 12)Guest Role
- Kim Mi Hye[Anchorwoman] (Ep. 13)Guest Role
- Han Da Mi[In Gyoo's officer in charge] (Ep. 13-15)Guest Role
- Park Jin WooMr. NamGuest Role
- Yeon Je WookYang TaeGuest Role
- Kim Gui SeonCEO KimGuest Role
- Park Seon WooBaek SunGuest Role
- Seol Woo HyungHyun WooGuest Role
- Jin MoWang SeopGuest Role
- Wang Ji HyeRyu Hyun JaGuest Role
- Lee Chung MiYang Hae JooGuest Role
- Lee Jae GuChoo Won KiGuest Role
- Jung Eun PyoJin Yong JoonGuest Role
- Park Eun WooByun Young JiGuest Role
- Han Ki JoongKim Seong JinGuest Role
- Kim Kwang ShikPark Chun JaeGuest Role
- Jung Kang HeePark Chun JaeGuest Role
- Kim Eun SooConstable KimGuest Role
- Kwon Ban SukPark Hong SoonGuest Role
- Kang Shin GooPark Hyun Jong [Director]Guest Role
- Heo Joon HoChoi Hyun Ki [Ha Ri's father]Guest Role
- Kim Ki Doo[Thug]Guest Role
- Kang Min Tae[Thug]Guest Role
- Ahn Hye Won[Reporter]Guest Role
- Lee Moo Nyoung[Protestor]Guest Role
- Hong Seong Gwan[Detective]Guest Role
- Kim Soo In[Orphanage kid]Guest Role
- Park Tae Yun[Orphanage boy]Guest Role
- Ju Ah Yeon[University student]Guest Role
- Jung Myung Joon[Man betting at fight]Guest Role
- Geum Kwang San[Jin Woong's brother]Guest Role
- Im Ki Hong[Cheon Dong Sub man]Guest Role
- Heo Jae Ho[Illegal cell phone seller]Guest Role
- Han Chul Woo Guest Role
Bit part
- Han Chang Min[Boy]Bit part
- Im Jae Ha[Cynical kid]Bit part
- Shin Se Young(Ep. 3)Bit part
- Lee Chang Bit part
- Hong Boo Hyang Bit part
Unknown
- Oh Young Mi Unknown
- Jung Yong Hee Unknown
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