The Devil's Stairway

Cast15

• 

  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