Ryeoun
Ha Eun-gyeol (16 eps)
Choi Hyun-wook
Ha Yi-chan (16 eps)
Seol In-a
Choi Se-gyeong / On Eun-yu (16 eps)
Shin Eun-soo
Yoon Chung-ah (16 eps)
Choi Won-young
Eun-gyeol's Father (16 eps)
Seo Young-hee
Eun-gyeol's Mother (16 eps)
Jung Sang-hoon
Master (16 eps)
Cheon Ho-jin
Grandpa Viva (16 eps)
Goh Doo-shim
Go Yang-hee (16 eps)
Kim Joo-ryoung
Im Ji-mi (16 eps)
Bong Jae-hyun
Ha Eun-ho (16 eps)
Ju-ne
Koo Jun-hyeong (16 eps)
Ahn Do-gyu
Oh Ma-joo (16 eps)
Yoon Jae-chan
Kang Hyun-yul (16 eps)
Lee Ha-min
Lee Si-guk (16 eps)
Lee Su-chan
No Se-bum (16 eps)
Kim Tae-woo
Yoon Gun-hyung (16 eps)
Kwon Do-hyung
Yoon Ju-yeop (16 eps)
Lee Soo-min
Yoon Sang-a (16 eps)
Lee Suk-hyeong
Jung Bal-san (16 eps)
Lee So-yeon
Adult Choi Se-gyeong (16 eps)
Park Ho-san
Choi Hyun (16 eps)
Yeon Oh
Jung Ji-oh (16 eps)
Oh Hee-jun
On Ji-hwan (16 eps)
Han Min
Bae Soo-tak (16 eps)
Kim Jun-hyung
Yoon Dong-jin (16 eps)
Jung Hyeon-jun
Ha Eun-gyeol (Young) (1 eps)