Shut Up Flower Boy Band

Sung Joon

as

Kwon Ji-hyuk

L

as

Lee Hyun-soo

Lee Hyun-jae

as

Jang Do-il

Kim Min-seok

as

Seo Kyung-jong

Yoo Min-kyu

as

Kim Ha-jin

Cho Bo-ah

as

Im Soo-ah

Jung Eui-chul

as

Yoo Seung-hoon

Kim Jung-min

as

Bang Woo-kyung

Lim Kim

as

Ye-rim

Kim In-seo

as

Yoo Hae-ri

Kwak Jung-wook

as

Jung Maro

Kim Hyun-joon

as

Park Pyo-joo

Jung Jin-an

as

Jo Deo-mi

Dong Hyun-bae

as

Sharkpa boss

Yum Jung-ah

as

Kwon Ji-hyuk's...

Lee Min-ki

as

Joo Byung-hee

Don Lee

as

Teacher Kim Su...

Kim C

as

Rock Kim