Pemeran Teach You a Lesson

Kim Moo Yul (김무열)

as Na Hwa Jin

Pemeran Utama

Lee Sung Min (이성민)

as Choi Gang Seok

Pemeran Utama

Jin Ki Joo (진기주)

as Im Han Rim

Pemeran Utama

P.O (피오)

as Bong Geun Dae

Pemeran Utama

Kim Jong Soo

as Hwang Gi Tae [Assemblyman]

Pemeran Pembantu

Kim Eun Seok

as Kim Eun Cheol [Principal] (Ep. 1)

Bintang Tamu

Jeong Soo Hyun

as Park Dae Seok [Student] (Ep. 1)

Bintang Tamu

Jeon Kwang Jin

as [Teacher] (Ep. 1)

Bintang Tamu

Kwak Kyoung Hwa

as [Teacher] (Ep. 1)

Bintang Tamu

Park Wan Kyu

as [Dae Seok’s father] (Ep. 1)

Bintang Tamu

Choi In Sun

as [Subsitute teacher] (Ep. 1)

Bintang Tamu

Jin Shi Won

as [Reporter] (Ep. 1-2)

Bintang Tamu

Kim Chan Hyung

as Du Mok (Ep. 2)

Bintang Tamu

Seong No Jin

as [Principal] (Ep. 2)

Bintang Tamu

Byun Yoon Jeong

as [Hyeong Ju’s mother] (Ep. 2)

Bintang Tamu

Choi Sol Hui

as [Assemblywoman] (Ep. 2-3)

Bintang Tamu

Seo Dong Hyun

as O Jung Hwan (Ep. 3)

Bintang Tamu

Park Bo Bae

as Park Hyeon Ju (Ep. 3)

Bintang Tamu

Park Yong

as [Principal] (Ep. 3)

Bintang Tamu

Jeong Seo Yeon

as [Yeong Su’s wife] (Ep. 3)

Bintang Tamu

Lee Si Young

as [Seon Yeong’s friend] (Ep. 3)

Bintang Tamu

Sim Su Bin

as Jung Su Jeong [Student] (Ep. 4)

Bintang Tamu

Bae Jun Hyung

as Park Hyeon Ung [Student] (Ep. 4)

Bintang Tamu

Choi Duk Moon

as Cheon Sang Yeol [Head of Academic Affairs] (Ep. 4)

Bintang Tamu

Han Ki Jang

as [Lawyer] (Ep. 4)

Bintang Tamu

Lee Hannury

as [Teacher] (Ep. 4)

Bintang Tamu

Lee Seung Jin

as [Teacher] (Ep. 4)

Bintang Tamu

Lee So Geum

as [Detective] (Ep. 4)

Bintang Tamu

Park Seung Hyun

as [Detective] (Ep. 4)

Bintang Tamu

Kim Tae Yoo

as [Institute staff] (Ep. 4)

Bintang Tamu

Lee Dong Ho

as [Institute teacher] (Ep. 4)

Bintang Tamu

Seo Kwang Jae

as [Hearing chairperson] (Ep. 4)

Bintang Tamu

Kim Ye Rin

as Yeon Seo (Ep. 5)

Bintang Tamu

Jang Hee Jung

as Lee Yeong Mi (Ep. 5)

Bintang Tamu

Kang Ji Eun

as Kim Ji Eun [Principal] (Ep. 5)

Bintang Tamu

Song Si An

as Choi Ji Seon [Teacher] (Ep. 5)

Bintang Tamu

Choi Ja Woon

as Kim U Jin [Hyeonjung elementary school student] (Ep. 5)

Bintang Tamu

Choi E Jun

as [Student] (Ep. 5)

Bintang Tamu

Kim Eun Ho

as [Student] (Ep. 5)

Bintang Tamu

Park Si Hyeon

as [Student] (Ep. 5)

Bintang Tamu

Han So Hyun

as [Bank teller] (Ep. 5)

Bintang Tamu

Lee Eun Joo

as [Prosecutor] (Ep. 5)

Bintang Tamu

Kim Sung Yong

as [Bank manager] (Ep. 5)

Bintang Tamu

Choi Young Min

as [Ministry of Education staff] (Ep. 5)

Bintang Tamu

Park Gang To

as [Ministry of Education staff] (Ep. 5)

Bintang Tamu

Lee Hyung Joo

as Teacher Lee (Ep. 6)

Bintang Tamu

Kim Yu Bin

as [Student] (Ep. 6)

Bintang Tamu

Eom Ji Man

as [Detective] (Ep. 6)

Bintang Tamu

Ahn Chan Woong

as [Detective] (Ep. 6)

Bintang Tamu

Bae Seong Il

as [Prison warden] (Ep. 6)

Bintang Tamu

Kim Kyun Ha (김균하)

as Kim Su Gyeom (Ep. 6-7)

Bintang Tamu

Do Geon Wu

as Na Jung Hwan (Ep. 6-7)

Bintang Tamu

Choi Jae Sub

as Kang Jun Man [Correctional officer] (Ep. 6-7, 9)

Bintang Tamu

Bae Jae Young

as Lee Jae Yun [Student] (Ep. 7)

Bintang Tamu

Jo Eun Sol

as Sin Ji Su [Illegal gambling site ringleader] (Ep. 7)

Bintang Tamu

Seo Hye Min

as [Teacher] (Ep. 7)

Bintang Tamu

Choi Joon Kyu

as [Gang member] (Ep. 7)

Bintang Tamu

Chun Myung Woo

as [Gang member] (Ep. 7)

Bintang Tamu

Lee Jae Woong

as [ERPB security guard] (Ep. 7)

Bintang Tamu

Kim Tae Young

as Jung Hyeon Min [Student] (Ep. 8)

Bintang Tamu

Yoon Young Min

as [Advisor] (Ep. 8)

Bintang Tamu

Jo Jae Young

as [Detective] (Ep. 8)

Bintang Tamu

Kim Eun Young

as [School nurse] (Ep. 8)

Bintang Tamu

Uhm Ju Yeon

as Lee Ji Hyo (Ep. 9)

Bintang Tamu

Kim Da Hwin

as Attorney Yun (Ep. 9)

Bintang Tamu

Kim Min Suk

as [Parole examiner] (Ep. 9)

Bintang Tamu

Jung Jong Yul

as [Committee chairman] (Ep. 9)

Bintang Tamu

Kim Kwan Jang

as [Jinwon high school parent] (Ep. 9)

Bintang Tamu

Moon Dong Ho

as Seo Jin Hyeok (Ep. 9-10)

Bintang Tamu

Lee Seung Noh

as Jung Hyeon Tae (Ep. 9-10)

Bintang Tamu

Kim Jae Seon

as Lee Chi Ho [Student] (Ep. 9-10)

Bintang Tamu

Lee Woo Je

as Jang Seong Gu [Student] (Ep. 9-10)

Bintang Tamu

Lee Ga Yeon

as Ham Yu Ri (Ep. 10)

Bintang Tamu

Jeon Seung Hun

as Seo Tae Hun [Bully student] (Ep. 10)

Bintang Tamu

Park Jae Hwi

as [Athlete] (Ep. 10)

Bintang Tamu

Ha Na Ri

as [Teacher] (Ep. 10)

Bintang Tamu

Dok Ko Kwang

as [Teacher] (Ep. 10)

Bintang Tamu

Baek Na Gyeong

as [Soyeon high school student] (Ep. 10)

Bintang Tamu

Hong Jong Chan

Sutradara

Lee Nam Gyu

Screenwriter

Mimiminu

as Mimiminu (Ep. 4)

Cameo