Editor
Screenwriter
Screenwriter & Director
Main Role
- Jung Jin YoungKim Dong HyunMain Role
- Park Sung WoongJang Pan SooMain Role
- Ra Mi RanOh Mi SunMain Role
Support Role
- Lee Soo MinOh Hyun Jung [Student]Support Role
- Lee Joon HyukMan Chul [Pan Soo's right-hand man]Support Role
- Kim Kwang GyuKim Jong Gi [Dong Hyun's father]Support Role
- Yoon Gyung HoCEO Yang [Gangster]Support Role
- Park Kyung HyeJae Hee [Bully]Support Role
- Kim Hyun MokKim Jae Ik [Dong Hyun's friend]Support Role
- Min Ji AhHan Seo Yeon [Pan Soo's wife]Support Role
- Kim Hong PaCEO Han [Seo Yeon's father]Support Role
Guest Role
- Jin Seok Jin[Min Woo's friend]Guest Role
- Joo Sang HyunManager ChoiGuest Role
Bit part
- Jo Hyun YoungYoon Ji [Bully]Bit part
- Lee Pung WoonMin Woo [Student]Bit part
- Park Ju Hyun[Female student #1]Bit part
- Jung Won Chang[Min Woo's friend #7]Bit part
- Kwon Hyuk BumChul Ho [Bully]Bit part
- Son Kwang EopSection Chief Jo [CEO Yang's minion]Bit part
- Nam Jin Bok[Loan shark]Bit part
- Kim Tae Joon[Loan shark big man #1]Bit part
- Ji Chan[Detective #1]Bit part
- Kim Jae Man[Detective in charge]Bit part
- Im Seung Joon[Mansion security guard #2]Bit part
- Jo Young Ji[Reporter]Bit part
- Lee Kwang HoSection Chief Kwak [CEO Yang's bodyguard]Bit part
- Yoon Song AhDam Im [Homeroom teacher]Bit part
- Jang Jin Hee[History teacher]Bit part
- Yoon Boo Jin[Landlord]Bit part
- Oh Ji Young[Housekeeper]Bit part
- Kim Young[Bully guy #2]Bit part
- Seo Seung Won[Woodworking employee]Bit part
- Mi So Yun[Coffee employee]Bit part
- Kim Joon Hyung[Pan Soo gang member #3]Bit part
- Park Jin Soo[Police #1]Bit part
- Kim Gun[Hospital ward guard #1]Bit part
- Park Shin Ah[Loan shark accountant]Bit part
- Hyun Young Bit part
- Min Song Ah[Homeroom teacher]Bit part
- Kim Boo Sun[Grandmother]Bit part
- Sul Ji Yoon[Attending physician]Bit part
- Lee Ja Eun[Pianist]Bit part
- Han So Hyun[Party girl]Bit part
- Im Dae Il[Cart bar man]Bit part
- Jo Kyun Hyung[Bar owner]Bit part
- Kwak Ji Yoo[Nurse]Bit part
- Jin Soo Sun[Gun carrying man]Bit part
- Shin Jae Min[Security personnel #1]Bit part
- Kim Bum JinMin Woo ChinBit part
- Oh Yoon Soo[Hotel Clerk]Bit part
- Yoon Dan Bi Bit part
- Heo Yoo Ri[Min Woo's friend]Bit part
- Jung Yun Ha[Japanese Teacher]Bit part
- Park Ji Hoon[Min Woo's friend #8]Bit part
- Kim Dae Han[Moneylender's big guy]Bit part
- Nam Tae Woo[Pan Soo gang member 6]Bit part
- Hwang In Joon[Wrecking crew]Bit part
- Lee Jung Do[Man of canon house couple]Bit part
- Lee Kun Goo[CEO Yang's subordinate]Bit part
- Lee Woo Je[Fat man]Bit part
- Lee Dong Young[Demolition crew]Bit part
- Kim Sang Gyeom[Pan Soo's gang member]Bit part
- Cho Sung Hee[Literature teacher]Bit part
- Jung Ji Yeon[Imaginary Mi Seon]Bit part
- Lee Woo Sung[Hospital ward guard #2]Bit part
- Park Jin Ah[Bad female student]Bit part
- Cha Young Ju[Min Woo's friend]Bit part
- Im Ji HyungDonghyun [Class student 5]Bit part
- Jung Yun Cheol[Pan Soo's gang member #4]Bit part
- Choo Suk Young[Min Woo's friend #10]Bit part
- Heo Na Kyung[International Student]Bit part
- Bae Kyung Min[Min Woo's friend #36]Bit part
- Lee Gyoung Ho[Wrecking crew member]Bit part
- Yoo Young Chae[Police officer 2]Bit part
- Park Joon Sung[Math teacher]Bit part
Unknown
- Lee Hyun Seok Unknown
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