The Devil's Stairway
Cast ~ CrewCast ~
Kim Jin-kyu
-Hyeon Gwang-ho
Moon Jeong-suk
-Nam Jin-suk
Jeong Ae-ran
-Head Nurse
Choi Nam-hyun
-Oh Sang-gil
Dokgo Sung
-Detective
Bang Seong-ja
-Oh Jung-ja
Yu Gye-seon
-Jeong-ja's Mother
Lee Hae-ryong
-Doctor
Lim Hae-rim
-Hospital Security Guard
Kim Kyeong-ran
-Maid
Kim Ki-beom
-Forensic Staff
Chang Hyeok
-Detective
Jo Hang
-Detective Squad Chief
Lee Up-dong
-Worker
Ji Bang-yeol
-Doctor
