Park Han-byul
Hye-ji
Yoo In-na
Min-Hee
Cha Ye-ryun
Soo-jin
Yoon Eun-hye
Yoo-min
Lee Yong-woo
Suk-Won
Jeon Soo-kyeong
Writer
Choi Yoon-young
Young-mi
Shin Dong-ho
Yoo Seung-Won
Lee Chun-hee
Soo-Hwan
Lee Mi-do
Pre-college girl
Gil Eun-hye
Assistant writer
Ko Chang-seok
Director
Shin Seung-hwan
Assistant director
Elke Berry
Roberta (as Elke Osadnik)
Ko Kyu-pil
Yu Shin
Jeong Seok-yong
Police
Kim Kwang-kyu
Pre-college girl's father
Moon Hee-kyung
Yoo-min's mother
Baek Su-ryeon
Lotto woman