On screen
Cast
21 credited performers
Kim Ji-won
Gye Su-jeong
Lee Jung-eun
Jeong Hee-sook
Son Hyun-joo
Bu Seung-gwon
Kim Woo-seok
Park Tae-Kyeong
Lee Jin-hee
Jo Won-jin
Kim Young-min
Do Yoon-sik
Lee Sung-wook
Bae Heung-gon
Kwon Seung-woo
Ma Seong-gyoo
Heo Joon-seok
Kim Seong-jin
Kim Young-ah
Lee Seon-ae
Choi Deok-moon
Yang Eung-goo
Kim Jung-young
Yoo Mi-kyeong
Choi Gwang-il
Goo Bon-pyeong
Jeong Seok-yong
Kim Chang-soo
Choi Yeon-hwa
Patient
Kim Gyeong-min
Im Ho-seok
Kim Jong-goo
Kim Myeong-seop
Jang Seung-jo
Special appearance
Kim Hak-Soo
Professor Hwang
Jang Myung-jin
Police
Yuna
Lee Joo-hee