Générique complet
I am Happy
Hyun Bin
Man-Su
이보영
Su-kyeong
김성민
Hyeong-cheol
박효주
Nurse Young-sook
Park No-shik
Bong-chul
박영서
Seung-bok
한은선
So-yeon
HI
Hyeong-gyu Im
Building owner
SJ
Seon-yeong Jo
Neurology department female worker
KJ
Kyeong-wu Jwa
Scoundrel
김홍파
Doctor
KY
Kim Seong-yong
Scoundrel
JO
Jong-hwan Oh
Officer Oh
JO
Ju-hee Oh
Neurology department president
SY
Seok-i Yun
Old pharmacist
IS
In-hwa Song
Sang-suk
Um Tae-goo
bartender
오민애
Doctor
