Villains

Director

• 
  Jin Hyeok

Producer

• 
  Jung Tae Won

Screenwriter

• 
  Kim Hyung Joon

Main Role

• 
  Yoo Ji Tae

  "J"

  Main Role
• 
  Lee Bum Soo

  Cha Gi Tae

  Main Role
• 
  Lee Min Jung

  Han Su Hyeon

  Main Role
• 
  Kwak Do Won

  Jang Jung Hyeok

  Main Role

Support Role

• 
  Kim Jae Yong

  "Fixer" [J's problem solver]

  Support Role
• 
  Jung Young Joo

  Kang Sun / "Kkangsuni" [J's right-hand man]

  Support Role
• 
  Ryu Ji Won

  Yang Yeon [Daughter of Su Hyeon's master]

  Support Role
• 
  Kim Dong Gyun

  Ma Jeong Cheol [NIS 3rd deputy director]

  Support Role
• 
  Go Yoon

  Han Yong San [NIS financial crimes team leader]

  Support Role
• 
  Tae Won Seok

  Tak Jung Gi [Jung Hyeok's right-hand man]

  Support Role
• 
  Lee Shi A

  Dr. Choi [Drug cartel manufacturer]

  Support Role
• 
  Jung Yoon Jae

  [Do Sik's subordinate]

  Support Role

Guest Role

• 
  Jung In Ki

  Yang Cheol Jin / Yang Do Sa [Su Hyeon's master] (Ep. 1)

  Guest Role
• 
  Bong Eun Sun

  [Motel clerk] (Ep. 1)

  Guest Role
• 
  Ha Kyung Min

  [Detective] (Ep. 1)

  Guest Role
• 
  Lee Seo Hwan

  Choi Do Sik [Drug cartel boss] (Ep. 1-2)

  Guest Role
• 
  Jung Hee Young

  [Currency dealer] (Ep. 1, 3)

  Guest Role
• 
  Kang Dong Yup

  Park Yun Gyu (Ep. 2, 6)

  Guest Role
• 
  Song Yo Sep

  Captain Jung (Ep. 2)

  Guest Role
• 
  Park Sang Hyuk

  [NIS currency unit chief] (Ep. 2)

  Guest Role
• 
  Bae Seong Il

  [Detective] (Ep. 2)

  Guest Role
• 
  Kim Si Kook

  [Crime scene investigator] (Ep. 2)

  Guest Role
• 
  Lee Se Mi

  [Drug dealer] (Ep. 2)

  Guest Role
• 
  Kim Jae Il

  [Wine bar owner] (Ep. 2)

  Guest Role
• 
  Im Yu Ran

  [Woman in club] (Ep. 2)

  Guest Role
• 
  Ko Na Young

  [Drug user] (Ep. 2-3)

  Guest Role
• 
  Seol Chang Hee

  [Detective] (Ep. 3)

  Guest Role
• 
  Choi Jung Woo

  Bang Geuk Hyeon [Myeongseong thrift institution chairman] (Ep. 4)

  Guest Role
• 
  Park Yong

  Assemblyman Kang (Ep. 4)

  Guest Role
• 
  Lee Yoon Sang

  Assemblyman Choi (Ep. 4)

  Guest Role
• 
  Park Ha Jun

  "J" [Teen] (Ep. 5)

  Guest Role
• 
  Kim Seo Heon

  Han Su Hyeon [Child] (Ep. 5)

  Guest Role
• 
  Hwang Sung Ung

  [NIS agent] (Ep. 5)

  Guest Role
• 
  Moon Jung Dae

  Han Dong U (Ep. 5)

  Guest Role
• 
  Shin Hee Gook

  [CCTV center staff] (Ep. 6)

  Guest Role
• 
  Ahn Jong Jin

  [CCTV center staff] (Ep. 6)

  Guest Role
• 
  Jang Myoung Un

  [Bank security staff] (Ep. 6)

  Guest Role
• 
  Choi Hyun Joon

  [Bank security manager] (Ep. 6)

  Guest Role
• 
  Kyung Ki Hyun

  [Bank security staff] (Ep. 6)

  Guest Role
• 
  Park Yoo Hyun

  [Anchorwoman] (Ep. 7-8)

  Guest Role
• 
  Lee Jang Ho

  [Customs officer] (Ep. 8)

  Guest Role
• 
  Jung Hyun Woo

  [Customs officer] (Ep. 8)

  Guest Role
• 
  Cha Sang Mi

  [Neighbor onlooker, past] (Ep. 8)

  Guest Role
• 
  Jo Young Mi

  [Neighbor onlooker, past] (Ep. 8)

  Guest Role
• 
  Min Jung Sup

  [Detention center guard] (Ep. 8)

  Guest Role
• 
  Moon Yong Il

  [Detention center guard] (Ep. 8)

  Guest Role
• 
  Kim Jong Tae

  Park Dae Sik [Chief prosecutor, Seoul district]

  Guest Role
• 
  Choi Kang Soo

  Yeom Chul Ju [Head of violent crimes team, Incheon]

  Guest Role
• 
  Lee Ho Kyung

  [NIS agent]

  Guest Role
• 
  Kwon Ki Ha

  [Transport crew]

  Guest Role