Mad Sad Bad

David Lee

as

Seung-ho

Sohn Su-hyun

as

Yeowoobi

Park Jeong-min

as

B-Gen

Park Ki-woong

as

Yeo-wool

Nam Gyu-ri

as

Shi-wa

Kim Su-an

as

Soo-Min

Park Mi-hyun

as

Soo-Min's moth...

Hwang Byeng-gug

as

Head of Depart...

Kim Dong-young

as

Yang A-Ri

Lee Hyun-woong

as

Biru

Kwak Do-won

Lee Jin-hee

as

Boss