Lee Hye-ri as Pil-sun

Park Se-wan as Mi-na

Lee Jung-ha as Chi-hyung

Jo A-ram as Se-hyun

Choi Ji-su as So-hee

Baek Hi as Soon-jung

Kwon You-na as Yong-soon

Yeom Ji-young as Sang-mi

Lee Han-joo as Yu-ri

Park Hyo-eun as Ji-hye

Lee Chan-hyeong as Dong-hyun

Hyun Bong-sik as Woo-yong

Lee Mi-do as Korean Teacher

Ji Suyeon as Hyundai Joongang High Cheerleader

Ju Jin-mo as Principal

Son Byeong-uk as Dean of Students

Lee Si-hoon as Soccer Coach Oh

Seo Soo-hee as Yeon-woo

Kong Hoon as English Teacher

Han Jong-hoon as Kim Hyung-woo

Yoon Dae-yeul as Hit Entertainment Producer

Oh Jun-hyeok as Hyundai Joongang High Coah

Cha Joo-wan as Jin-tak

Jung Da-jung as Sun-hye

Cho Kang-hyuk as Soccer Player

Cho Mi-yeon as New Audition Student