Yoo Ji-tae

as Woo Yeong-min

Kim Myung-min

as Heo Hyeon-su

Kim Hye-na

as Lee Ji-hyeon / Lee Jeong-hyeon

Kim Myoeng-su

as Choi Sang-gi

Ki Joo-bong

as Jeong Il-seong

Rie Young-zin

as Choi Mi-jeong

Jung Eun-pyo

as Kim Il-hwan

Oh Jung-se

as Detective Park

Oh Yong

as Baek Jin-soo

Park Jun-hyuk

as Lee Dong-ha

Lee Sang-hong

as Lim Joon-suk

Gi Guk-seo

as Mr. Kim

Jung Yoo-min

as Doctor Yeo

Son Young-soon

as Yang Joon-suk's Mother

Lee Jong-woo

as Ha Hyeon-soo's Team Member

Park So-eun

as Girl