Yunjin Kim
— Chae Yeon-hee
Park Hae-il
— Lee Hwi-do
Kang Hae-In
— Hyun-joo
Lee Seung-joon
— Teacher Moon
고우리
— Girl Group Member
Kim Sang-ho
— Team Leader Jo
Kang Shin-il
— Director Choi
주진모
— President Kang
정다혜
— Na Soo-young
Park Ha-young
— Chae Ye-eun
Ahn Ji-hye
— Min Seo's mother
조민아
— Min Seo
백도겸
— Manager Kim