Sex Is Zero

Im Chang-jung

Eun-sik

Ha Ji-won

Eun-hyo

Choi Sung-kook

Choi Sung-kook

Yoo Chae-young

Yoo-mi

Jung Min

Sung-ok

Jin Jae-young

Ji-won

Choi Won-young

Park Chan-soo

Lee Si-yeon

Lee Dae-hak

Jo Dal-hwan

Jo Dal-hwan

Shin Yi

Kyeong-joo

Yun Si-hu

Jo Yun-kyung

Ham So-won

Kim Hyun-hee

Ki Joo-bong

OB / Gyn Doctor

Nam Chang-hee

Pervert

Jung Kyung-ho

Sung-kook's minion

Ju Myeong-cheol

Sung-kook's minion

Park Jun-gyu

Pervert

Sunwoo Eun-sook

Eun-hyo's mother

Jang Soo-jin

Aerobics Athlete in the Practice Studio