Full cast of Who Are You: School 2015

Kim So-hyun

Lee Eun-bi / Go Eun-byul

16 episodes

Nam Joo-hyuk

Han Yi-ahn

16 episodes

Yook Sung-jae

Gong Tae-kwang

16 episodes

Lee Cho-hee

Lee Shi-jin

16 episodes

Jeon No-min

Gong Jae-ho

16 episodes

David Lee

Park Min-joon

16 episodes

Kim Hee-jung

Cha Song-joo

16 episodes

Lee Pil-mo

Kim Joon-seok

16 episodes

Shin Jung-keun

Dean of Students

16 episodes

Yang Hee-kyung

Park Min-kyung

16 episodes

Jeon Mi-seon

Song Mi-kyung

16 episodes

Jung In-gi

Park Joon-hyung

16 episodes

Kim Min-seok

Min-suk

16 episodes

Kim Jung-nan

Shin Jung-min

16 episodes

Lee Hwa-Kyum

Jo Hae-na

16 episodes

Kim Bo-ra

Seo Young-eun

16 episodes

Lee Si-won

Jung Min-Young

16 episodes

Kang Ji-woo

Young Go Eun-byul

16 episodes

Cho Soo-hyang

Kang So-young

16 episodes

Park Hwan-Hee

Kyung-Jin

16 episodes

Kim Ye-jun

Young Gong Tae-kwang

16 episodes

Choi Hyo-eun

Hyo-eun

16 episodes

Han Sung-yeon

Sung-yeon

16 episodes

Jung Jae-eun

[So Yeong's mother]

16 episodes

Kim Se-a

Shin Yi-young (Shi-jin's Mother)

16 episodes

Lee Jung-eun

Young Eun's mother

2 episodes

Bae Soo-bin

Teacher Kim Seul-yeong

1 episode