Cast
Lim Ju-hwanJang Jae-HunLim Ju-hwan was 29 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Tue, May 18 1982
Oh Man-seokSun Woo-YeongOh Man-seok was 36 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Thu, Jan 30 1975
Kim Ji-wonPark Tae-YiKim Ji-won was 19 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Mon, Oct 19 1992
Im Joo-eunOh Doo-RiIm Joo-eun was 23 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Thu, Jan 07 1988
Cho Jung-seokKim Byung-GunCho Jung-seok was 30 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Fri, Dec 26 1980
Kang Dae-sungHa Do-SungKang Dae-sung was 22 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Wed, Apr 26 1989
Jang Hee-jinEun Chae-youngJang Hee-jin was 28 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Tue, May 03 1983
Lee Soo-hyukLee Soo-binLee Soo-hyuk was 23 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Tue, May 31 1988
Ahn Seo-hyunOh Doo-ri (young)Ahn Seo-hyun was 7 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Mon, Jan 12 2004
Song Ok-sukJang Jae-heon's motherSong Ok-suk was 51 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Sun, Aug 14 1960
Kim Mi-kyeongProfessor Yang Soo-jungKim Mi-kyeong was 48 in What's Up? - Season 1 - What's Up Episode 4 (Episode 4).
Birthday: Mon, Oct 14 1963