A-TEEN

Shin Ye-eun

Do Ha-na· 44 ep

Lee Na-eun

Kim Ha-na· 44 ep

Kim Dong-hee

Ha-min· 44 ep

Shin Seung-ho

Nam Si-woo· 44 ep

Suhyeon

Yeo Bo-ram· 44 ep

Ryu Ui-hyun

Cha Gi-hyeon· 44 ep

Ahn Jung-hun

Nam Ji-woo· 44 ep

Jo So-bin

Kim Na-hee· 24 ep

Baek Soo-hee

Lee Jeong-min· 24 ep

Choi Bo-min

Ryu Ju-ha· 20 ep

Kang Min-ah

Cha Ah-hyeon· 20 ep

Jo Young-in

Kim Min-ji· 20 ep

Myung Hyung-seo

[Min Ji's friend] (Ep. 2) (Guest Role)· 20 ep

Jung Gun-joo

Mr. Choi [P.E. Teacher]· 1 ep

Lee Chan-hyeong

Journalism student· 1 ep