Black Dog (2019)

Seo Hyun-jin

Go Ha-neul

16 episodes

Ra Mi-ran

Park Seong-soon

16 episodes

Ha Jun

Do Yeon-woo

16 episodes

Lee Chang-hoon

Bae Myeong-soo

16 episodes

Lee Yoon-hee

Lee Seung-taek

16 episodes

Kim Hong-pa

Byeon Sung-joo

16 episodes

Ye Su-jeong

Yoon Yeo-hwa

16 episodes

Jo Yeon-hee

Kim Yi-boon

16 episodes

Jung Hae-kyun

Moon Soo-ho

16 episodes

Park Ji-hwan

Song Yeong-tae

16 episodes

Yoo Min-kyu

Ji Hae-won

16 episodes

Heo Tae-hee

Ha Su-hyeon

16 episodes

Woo Mi-hwa

Han Jae-hee

16 episodes

Lee Eun-saem

Jin Yoo-ra

16 episodes

Park Ji-hoon

Ku Jae-hyun

16 episodes

Jeong Taek-hyeon

Hwang Bo-tong

16 episodes

Kim Jung-young

Moon So-nyeo (Go Ha-neul's mother)

16 episodes

Maeng Sang-hun

Go Sung-chul (Go Ha-neul's father)

16 episodes

Kwon So-hyun

Song Ji-sun

16 episodes

Park Yu-rim

Ryu Jin-hee

16 episodes

Ryu Ji-eun

Go Ha-neul (young)

16 episodes

Baek Eun-hae

Song Chan-Hee

3 episodes

Tae In-ho

Kim Young-ha

2 episodes

Choe Min

Han Se-Wol

2 episodes

Lee Hyun-kyun

Ha-Neul's high school teacher

1 episodes

Kil Hae-yeon

Young Ha's mother

1 episodes

Ok Joo-ri

Store owner

1 episodes

Seo Jeong-yeon

Ji Yun's mom

1 episodes

Kim Jung-soo

Principal Gang

1 episodes

Park Jin-young

High School Principal

1 episodes

Yoo Young-bok

Gangnam High School Principal

1 episodes