Twenty Years Old Cast & Crew
Series Cast
Lee Yu-ri
Chae-ri
(40 Episodes)
Gong Yoo
Joon
(40 Episodes)
Shoo
Soo-young
(40 Episodes)
Jung Sung-yoon
Tae-hyun
(40 Episodes)
Moon Ji-yoon
Sang-hyuk
(40 Episodes)
Lim Seong-eon
Min-hee
(40 Episodes)
Jo Dal-hwan
Seok-goo
(40 Episodes)
Kim Yong-geon
Sang-hyuk's Father
(40 Episodes)
Lee Mi-young
Sang-hyuk's Mother
(40 Episodes)
Kim Ji-woo
Song-yi
(40 Episodes)
Yoo Seo-jin
Professor
(40 Episodes)
