Principal Cast
Ryu Jun-yeol
as Mureuk
Kim Woo-bin
as Guard
Kim Tae-ri
as Lee An
Choi Yu-ri
as Young Lee An
So Ji-sub
as Moon Do-seok
Yum Jung-ah
as Heuk-seol
Jo Woo-jin
as Cheong-woon
Kim Eui-sung
as Ja-jang
Lee Ha-nee
as Min Gae-in
Shin Jung-geun
as Woo Wang
Lee Si-hoon
as Jwa Wang
Kim Dae-myung
as Thunder (voice)
Kim Ki-chun
as Gae-ttong
Yoon Byung-hee
as Shaman
Yoon Kyung-ho
as Sam-sik
Ok Ja-yeon
as Fellow Doctor
Lee Hyun-geol
as Shaman 2
Kim Hae-sook
as Old lady
You Chea-myung
as Supervisor
Jeon Yeo-been
as Hong Yeon-nyeon