Kim Dong-yoon as Min-soo

Ryu Hyun-kyung as Hyo-jin

Song Yong-jin as Seok

Jung Ae-yeun as Seo-young

Park Jung-pyo as Tina

Park Soo-young as Big Sister

Lee Seung-joon as Kyeong-nam

Kim Joon-bum as Joo-noh

Han Seung-do as Young-gil

Jang Se-hyun as Ik-hoon

Jung In-young as Nurse Na

Choi Il-hwa as Min-soo's Father

Shin Hye-jung as Min-soo's Mother

Kim Hyuk as Seok's Ex-boyfriend

Yoo Yeon-seok as Joon

Kwon Hae-hyo as Senior College Doctor

Jeong In-gi as Taxi Driver

Lee Moon-sik as Priest