Pemeran Hierarchy

Roh Jeong Eui (노정의)

as Jung Jae I

Pemeran Utama

Lee Chae Min

as Kang Ha

Pemeran Utama

Kim Jae Won (김재원)

as Kim Ri An

Pemeran Utama

Ji Hye Won

as Yun He Ra

Pemeran Utama

Lee Won Jung (이원정)

as Lee U Jin

Pemeran Utama

Chae Seo An

as Han Ji Su [Teacher]

Pemeran Pembantu

Choi Won Young (최원영)

as Jug Gi Yeong [Jae I’s dad]

Pemeran Pembantu

Yoon Se Ah (윤세아)

as An Hye Won [Ri An's mom]

Pemeran Pembantu

Bae Hae Seon

as Park Hui Seon [Principal]

Pemeran Pembantu

Lee Seung Jun

as Yun Byeong Geun [He Ra's dad]

Pemeran Pembantu

Kim Min Chul

as Kang In Han

Pemeran Pembantu

Seo Bum June

as Nam Ju Won

Pemeran Pembantu

Lee Min Goo

as Baek Chan Min [Senior scholarship student]

Pemeran Pembantu

Kwon Eun Bin

as Gil Ye Ji [He Ra's friend]

Pemeran Pembantu

Kim Tae Jung

as Choi Yun Seok [Ri An's right hand man]

Pemeran Pembantu

Pyo Young Seo

as Ryu Ba Da [He ra's friend]

Pemeran Pembantu

Kim Jun Hyung

as Jung Jae Hyeok [Jae I's step brother]

Pemeran Pembantu

Seo Jun

as Kim Seon U

Pemeran Pembantu

Hyun Jin

as Lee Song I [U Jin's mom]

Pemeran Pembantu

Lee Na Ra

as Song In Gyeong

Pemeran Pembantu

Lee Do Guk

as Lee Han Jong [U Jin's dad]

Pemeran Pembantu

Park Sun Ah

as Min Gyeong Won

Pemeran Pembantu

Oh Seung Hee

as Director Kim

Pemeran Pembantu

Yun Seok Ho

as Park Tae Ho

Pemeran Pembantu

Park Sang Jong

as [Prime minister] (Ep. 1)

Bintang Tamu

Lee Do Hye

as [Scholarship student] (Ep. 1)

Bintang Tamu

Lee Young Sook

as [Prime minister's wife] (Ep. 1)

Bintang Tamu

Lee Jin Hong

as [Special A class teacher] (Ep. 1)

Bintang Tamu

Kim Ha Jin

as [Maid] (Ep. 2)

Bintang Tamu

Hong Ru Hyeon

as [Teacher] (Ep. 2)

Bintang Tamu

Bang Min Sun

as [Teacher] (Ep. 2)

Bintang Tamu

Kim Gyeong Min

as [School affairs head] (Ep. 2)

Bintang Tamu

Kwak Ji Sook

as [Ye Ji's mom] (Ep. 3)

Bintang Tamu

Kim Joo Yeon

as [Ba Da's mom] (Ep. 3)

Bintang Tamu

Sung Ki Yoon

as Chairman Park (Ep. 3-4)

Bintang Tamu

Kang Hye Rin

as Yun He Ra [Child] (Ep. 4)

Bintang Tamu

Jeon Ji A

as Jeong Jae I [Child] (Ep. 4)

Bintang Tamu

Yoon Kwan Woo

as [Detective] (Ep. 5)

Bintang Tamu

Ko Na Yul

as [Water gun boy] (Ep. 6)

Bintang Tamu

Ma Jung Pil

as [Lawyer] (Ep. 7)

Bintang Tamu

Kim Bum Suk

as [Detective] (Ep. 7)

Bintang Tamu

Kim Hwa Joong

as [Detective] (Ep. 7)

Bintang Tamu

Jang In Ho

as [Detective] (Ep. 7)

Bintang Tamu

Oh Na Ra

as [Jooshin High School new principal] (Ep. 7)

Bintang Tamu

Park Se Hoon

as [He Ra's driver]

Bintang Tamu

Jung Young Hoon

as [Hye Won's secretary]

Bintang Tamu

Ju Ye Eun

as [Special english class teacher]

Bintang Tamu

Kim Tae Seong

Composer

Bae Hyun Jin

Sutradara

Choo Hye Mi

Screenwriter