Unmasked

Director

• 
  Yoo Seon Dong

Main Role

• 
  Kim Hye Soo

  O So Ryong

  Main Role
• 
  Jung Sung Il

  Han Do

  Main Role
• 
  Joo Jong Hyuk

  Kang Gi Ho

  Main Role

Support Role

• 
  Shin Jung Keun

  Koo Hyeong Tae [KNS broadcasting station president]

  Support Role
• 
  Lee Hae Young

  Park Dae Yong [Trigger CP]

  Support Role
• 
  Jang Hye Jin

  Hong Na Hui [Trigger main writer]

  Support Role
• 
  Oh Dae Hwan

  Jang Hak Ui [KNS drama department PD]

  Support Role
• 
  Heo Dong Won

  Lee Sang Mok [Trigger PD]

  Support Role
• 
  Park Soo Young

  Son Hui Won [KNS Current Affairs and Culture Headquarters director]

  Support Role
• 
  Jeon Jin Oh

  Yun Byeong Geun [Trigger PD]

  Support Role
• 
  Im Sung Mi

  Kim Ji Yun [Trigger writer]

  Support Role
• 
  Park Seo Yeon

  Baek Song I [Trigger writer]

  Support Role
• 
  Heo Jun Seok

  Hwang Jin U [KNS news reporter]

  Support Role
• 
  Choi Dong Goo

  Choi Je Il [Trigger PD]

  Support Role
• 
  Lee Su Min

  Park Min Hu

  Support Role
• 
  Lee Kang Wook

  Yeo Yun Cheol

  Support Role
• 
  Kim So Hee

  Park Jin Mi

  Support Role
• 
  Joo Jin Mo

  Bae Dal Ha

  Support Role
• 
  Han Dong Won

  Lee Sang Mok

  Support Role

Guest Role

• 
  Lee Seung Hun

  Pastor Kim (Ep. 1)

  Guest Role
• 
  Kim Jo Yeon

  [PD] (Ep. 1)

  Guest Role
• 
  Kim Hyun Wook

  [Believer] (Ep. 1)

  Guest Role
• 
  Lee Eun

  [Elevator woman] (Ep. 1)

  Guest Role
• 
  Jung Ah Mi

  [Pastor Kim's wife] (Ep. 1)

  Guest Role
• 
  Hong Boo Hyang

  [Jeong Nam's mother] (Ep. 1)

  Guest Role
• 
  Kim Geon Ho

  [Yongpyeong detective] (Ep. 1)

  Guest Role
• 
  Cho Yeo Jun

  Cho Min Gun [Elementary school student] (Ep. 1, 3)

  Guest Role
• 
  Choi Dae Hoon

  Cho Jin Man [National Assembly member] (Ep. 1, 8-10)

  Guest Role
• 
  Kim Jin Ok

  [Onlooker] (Ep. 2)

  Guest Role
• 
  Lee Joong Yul

  [Drunk man] (Ep. 2)

  Guest Role
• 
  Park Se Joon

  [Police officer] (Ep. 2)

  Guest Role
• 
  Kim Yeon Woo

  [Police officer] (Ep. 2)

  Guest Role
• 
  Park Eun Young

  [Drunk man's wife] (Ep. 2)

  Guest Role
• 
  Yeo Moo Young

  Yun Nam Gi (Ep. 2-3)

  Guest Role
• 
  Moon Woo Jin

  Son Jun Yeong (Ep. 2-3)

  Guest Role
• 
  Jun Joon Woo

  Lawyer Park (Ep. 3)

  Guest Role
• 
  Bae Bo Ram

  [Nurse] (Ep. 3)

  Guest Role
• 
  Yoon Hyun

  [Doctor] (Ep. 3)

  Guest Role
• 
  An Tae Gyeong

  [Lawyer] (Ep. 3)

  Guest Role
• 
  Shin Soo Hyun

  [Neighbor] (Ep. 3)

  Guest Role
• 
  Kim Bum Suk

  [Detective] (Ep. 3)

  Guest Role
• 
  Koo Hey Ryoung

  [Housekeeper] (Ep. 3)

  Guest Role
• 
  Lee Eun Joo

  [Jun Yeong's mother] (Ep. 3)

  Guest Role
• 
  Ryu Kyung Hwan

  Mr. Hwang (Ep. 3, 9)

  Guest Role
• 
  Shin Se Hwi

  Lee Yu Mi (Ep. 4)

  Guest Role
• 
  Kang Jung Im

  Lawyer Choi (Ep. 4)

  Guest Role
• 
  Lee Sang Hong

  Lee Cheol Gyu (Ep. 4)

  Guest Role
• 
  Choi Young Min

  [CCTV installer] (Ep. 4)

  Guest Role
• 
  Jung Yu Mi

  [Yu Mi's mother] (Ep. 4)

  Guest Role
• 
  Lee Soo Mi

  Yeom Mi Jin [So Ryong's mother] (Ep. 4-5)

  Guest Role
• 
  Choo Ja Hyun

  Cho Hae Won [Tae Su's daughter] (Ep. 4-5, 7-8)

  Guest Role
• 
  Lee Dae Yeon

  Ma Seong Chun (Ep. 4, 8)

  Guest Role
• 
  Baek Seung Chul

  No Chung Dae (Ep. 5)

  Guest Role
• 
  Lee Da Yeong

  Park Sun Jeong (Ep. 5)

  Guest Role
• 
  Song Ok Sook

  Heo Geum Ran [GR E&C chairwoman] (Ep. 5)

  Guest Role
• 
  Yoon Dan Bi

  [Nurse] (Ep. 5)

  Guest Role
• 
  Jang Yoon Woo

  [Doctor] (Ep. 5)

  Guest Role
• 
  Gong Jae Min

  [Site chief] (Ep. 5)

  Guest Role
• 
  Kim Sung Yong

  [Graphologist] (Ep. 5)

  Guest Role
• 
  Min Kyung Ok

  [Minister's wife] (Ep. 5)

  Guest Role
• 
  Im Ji Min

  [CEO's secretary] (Ep. 5)

  Guest Role
• 
  Kim Eun Kyung

  [Bus driver's wife] (Ep. 5)

  Guest Role
• 
  Lee Jong Yun

  [So Ryong's father] (Ep. 5)

  Guest Role
• 
  Lim Young Joon

  [Geum Ran's driver] (Ep. 5)

  Guest Role
• 
  Park Shin Woon

  Choi Yeong Jun (Ep. 5-6)

  Guest Role
• 
  Lee Dong Soo

  Lee Hyeong Seok (Ep. 5-6)

  Guest Role
• 
  Kim Jung Hoon

  Son O Kong [Stalker] (Ep. 6)

  Guest Role
• 
  Lee Hae Woo

  Choi Ho Seong [Ms. Nam's former disciple] (Ep. 6)

  Guest Role
• 
  Na Ho Won

  [Taxi driver] (Ep. 6)

  Guest Role
• 
  Yoon Kwan Woo

  [Security guard] (Ep. 6)

  Guest Role
• 
  Kang Hak Soo

  [Security guard] (Ep. 6)

  Guest Role
• 
  Lee Kyung Wook

  [Adult toys clerk] (Ep. 6)

  Guest Role
• 
  Lee Shi Hoo

  Lee Mu O (Ep. 6-7)

  Guest Role
• 
  Kwon Eun Soo

  Kim Bo Mi (Ep. 6-7)

  Guest Role
• 
  Yoon Byul Ha

  Hong Je In (Ep. 6-7)

  Guest Role
• 
  Yoo Ji Hyuk

  An Myeong Seok [Doctor] (Ep. 6-7)

  Guest Role
• 
  Jung Hae Kyun

  Choi Geon [Ho Seong's father] (Ep. 6-7)

  Guest Role
• 
  Lee Tae Kyung

  Nam Ga Yeon [Former homeroom teacher] (Ep. 6-7)

  Guest Role
• 
  Hwang Geon

  Dr. Choi (Ep. 7)

  Guest Role
• 
  Kim Min Suk

  [Doctor] (Ep. 7)

  Guest Role
• 
  Park Myung Shin

  [Shaman] (Ep. 7)

  Guest Role
• 
  Lee Heon Ju

  [Psychiatric hospital nurse] (Ep. 7)

  Guest Role
• 
  Kim Do Shin

  Jong Sik (Ep. 8)

  Guest Role
• 
  Akiba Rie

  Haru (Ep. 8-9)

  Guest Role
• 
  Lee Ji Hoon

  Lee Jeong Geun [Prosecutor] (Ep. 8-10)

  Guest Role
• 
  Kim Nak Gyun

  Kim Gye Nam (Ep. 9)

  Guest Role
• 
  Kim Dae Gon

  Han Jeong [Han Do’s older brother] (Ep. 9)

  Guest Role
• 
  Park Yoo Mil

  [Planning PD] (Ep. 9)

  Guest Role
• 
  Kim Won Seok

  [Forensics expert] (Ep. 9)

  Guest Role
• 
  Sung Ji Ru

  Detective Yu

  Guest Role
• 
  Choi Bo Kwang

  Yang Sa Rang

  Guest Role
• 
  Park Ji Hong

  Director Park

  Guest Role
• 
  Baek Sung Chul

  No Cheong Dae

  Guest Role
• 
  Kim Si Woo

  Han Do [Child]

  Guest Role
• 
  Kim Min Seo

  O So Ryong [Teen]

  Guest Role
• 
  Han Ji Seok

  Cha Sung Uk [Movie actor]

  Guest Role
• 
  Kang Myoung Soo

  [Reporter]

  Guest Role
• 
  Kim Sung Ho

  [Jin Man's aide] (Ep. 11-12)

  Guest Role
• 
  Yoon Eun Ji

  Son Ye Rim [KNS station announcer]

  Guest Role
• 
  Nam Kyung Eup

  Cho Tae Su [Hanju Group's chairman]

  Guest Role
• 
  Kim Min Young

  [Civil servant]

  Guest Role
• 
  Kim So Ra

  [Trigger writer]

  Guest Role
• 
  Jung Seung Kil

  [Han Do's father]

  Guest Role
• 
  Ahn Suk Hwan

  [Sung Uk's father]

  Guest Role
• 
  Kim Geum Soon

  [Han Do's mother]

  Guest Role
• 
  Joo Jin Mo

  [Reporter's vehicle driver]

  Guest Role
• 
  Cha Shi Won

  [Convenience store owner]

  Guest Role
• 
  Kwak Na Gyeol

  [Citizen supporting Sung Uk's father]

  Guest Role