All Cast
Gianna Jun
The Girl
Cha Tae-hyun
Kyun-woo
Kim In-mun
Kyun-woo's Father
Song Ok-suk
Kyun-woo's Mother
Han Jin-hee
The Girl's Father
Hyun Sook-hee
The Girl's Mother
Kim Il-woo
Quintuplets
Seo Dong-won
Army Deserter
Yoo Soon-chul
Old Man
Park Seon-a
Policewoman
Im Ho
Blind Date Man
Lee Mu-yeong
(uncredited)
Kwak Jae-yong
Covered Cart Bar Customer
Yang Geum-seok
Kyun-woo's Aunt
Kim Min-jae
Kyun-woo (young)
Kim Young-jun
Pink
Lee Ji-hoon
Night