Pemeran The Chairman Is Level 9

Moon Sung Hyun

as Na I Su

Pemeran Utama

Kim Si Gyeong

as Han Ba Tang

Pemeran Utama

Yoon Hyun Suk

as Boo Ro Un

Pemeran Utama

Ki Hyun Woo (기현우)

as Phi Dae Hui [I Su's frenemy]

Pemeran Pembantu

Lee Hyo Bin

as Se Ra [SR Group heiress]

Pemeran Pembantu

Choi Ji Hye

as Son Eun Bin [Bullied student]

Pemeran Pembantu

Kim Won Hun

as Mr. Yoo [Teacher]

Pemeran Pembantu

Lee Chang Ho

as Mr. Hwang [Attorney]

Pemeran Pembantu

Kim Gyeong Min

as Na Jun [I Su's uncle]

Pemeran Pembantu

Cha Jun Hyeok

as Seok Ho Gyu [Student]

Pemeran Pembantu

Lee Jin Woo

as [Principal]

Pemeran Pembantu

Hong Chung Gi

Sutradara

Choi Ryong

Screenwriter