Cast
Lee Yu-riChae-riLee Yu-ri was 21 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Thu, Jan 28 1982
Gong YooJoonGong Yoo was 23 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Tue, Jul 10 1979
ShooSoo-youngShoo was 21 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Fri, Oct 23 1981
Jung Sung-yoonTae-hyunJung Sung-yoon was >> in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Unknown Birthday
Moon Ji-yoonSang-hyukMoon Ji-yoon was 19 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Sat, Feb 18 1984
Wed, Mar 18 2020
Wed, Mar 18 2020
Lim Seong-eonMin-heeLim Seong-eon was 19 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Thu, Sep 15 1983
Jo Dal-hwanSeok-gooJo Dal-hwan was 22 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Sat, May 10 1980
Kim Yong-geonSang-hyuk's FatherKim Yong-geon was 56 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Wed, May 08 1946
Lee Mi-youngSang-hyuk's MotherLee Mi-young was 41 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Thu, Mar 16 1961
Kim Ji-wooSong-yiKim Ji-woo was 19 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Tue, Nov 22 1983
Yoo Seo-jinProfessorYoo Seo-jin was 26 in Twenty Years Old - Season 1 - Episode 4 (Episode 4).
Birthday: Sat, Feb 19 1977