Black Dog

Seo Hyun-jin

Go Ha-neul· 16 ep

Ra Mi-ran

Park Seong-soon· 16 ep

Ha Jun

Do Yeon-woo· 16 ep

Lee Chang-hoon

Bae Myeong-soo· 16 ep

Lee Yoon-hee

Lee Seung-taek· 16 ep

Kim Hong-pa

Byeon Sung-joo· 16 ep

Ye Su-jeong

Yoon Yeo-hwa· 16 ep

Jo Yeon-hee

Kim Yi-boon· 16 ep

Jung Hae-kyun

Moon Soo-ho· 16 ep

Park Ji-hwan

Song Yeong-tae· 16 ep

Yoo Min-kyu

Ji Hae-won· 16 ep

Heo Tae-hee

Ha Su-hyeon· 16 ep

Woo Mi-hwa

Han Jae-hee· 16 ep

Lee Eun-saem

Jin Yoo-ra· 16 ep

Park Ji-hoon

Ku Jae-hyun· 16 ep

Jeong Taek-hyeon

Hwang Bo-tong· 16 ep

Kim Jung-young

Moon So-nyeo (Go Ha-neul's mother)· 16 ep

Maeng Sang-hun

Go Sung-chul (Go Ha-neul's father)· 16 ep

Kwon So-hyun

Song Ji-sun· 16 ep

Park Yu-rim

Ryu Jin-hee· 16 ep

Ryu Ji-eun

Go Ha-neul (young)· 16 ep

Ahn So-rim

Yang Da-sol· 16 ep

Ryu In-ah

Go Ha-neul [Young]· 16 ep

Baek Eun-hae

Song Chan-Hee· 3 ep

Tae In-ho

Kim Young-ha· 2 ep

Choe Min

Han Se-Wol· 2 ep

Lee Hyun-kyun

Ha-Neul's high school teacher· 1 ep

Kil Hae-yeon

Young Ha's mother· 1 ep

Ok Joo-ri

Store owner· 1 ep

Seo Jeong-yeon

Ji Yun's mom· 1 ep

Kim Jung-soo

Principal Gang· 1 ep

Park Jin-young

High School Principal· 1 ep

Yoo Young-bok

Gangnam High School Principal· 1 ep