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Blue Birthday poster

Blue Birthday Cast & Characters

Blue Birthday (2021) stars YERI as Oh Ha-rin, Yang Hong-seok as Ji Seo-jun and Lee Sang-jun as Cha Eun-seong. The mystery series premiered on NAVER TV in 2021. Below is the full cast.

Ended TV-14 2021 57 Audience
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TV Trailers
TV Trailers
Starring Cast
Y
YERI
Oh Ha-rin
Y
Yang Hong-seok
Ji Seo-jun
L
Lee Sang-jun
Cha Eun-seong
K
Kim Gyeol-yu
Do Su-jin
J
Ju Hyeon
Kim Ui-yeong

Full cast

5 cast members
YERI
Oh Ha-rin
Yang Hong-seok
Ji Seo-jun
Lee Sang-jun
Cha Eun-seong
Kim Gyeol-yu
Do Su-jin
Ju Hyeon
Kim Ui-yeong