Special Investigation Unit

Cinematography

• 
  Kang Seung Gi

Composer

• 
  Kim Tae Seong
• 
  Park Yong Gi

Director

• 
  Hwang Byung Kook

Producer

• 
  Lim Min Sub

Screenwriter

• 
  Hwang Sung Goo
• 
  Kim Yu Jin

Main Role

• 
  Joo Won

  Kim Ho Ryong

  Main Role
• 
  Uhm Tae Woong

  Det. Kim Sung Bum

  Main Role
• 
  Jung Jin Young

  Hwang Doo Soo

  Main Role
• 
  Sung Dong Il

  Park In Moo

  Main Role
• 
  Lee Tae Im

  Jung Young Soon

  Main Role
• 
  Kim Jung Tae

  Park Gyeong Sik

  Main Role

Support Role

• 
  Lee Hee Joon

  [Gang boss]

  Support Role
• 
  Jung Man Sik

  Jun Seok [Detective]

  Support Role
• 
  Jo Jae Yun

  [Informant]

  Support Role
• 
  Jeon Sang Jin

  Team Leader Jang

  Support Role
• 
  Yoo Seung Mok

  Il Do

  Support Role
• 
  Kim Min Jae

  Lee Jae Wi

  Support Role
• 
  Ban Min Jung

  Ko Soo Jin

  Support Role
• 
  Yeom Dong Hun

  [Provincial councilor]

  Support Role
• 
  Lim Dong Yoon

  Ddalrayi

  Support Role

Guest Role

• 
  Seo Min Kyung

  [Market vendor]

  Guest Role
• 
  Choi Hye Ri

  [Reporter]

  Guest Role

Bit part

• 
  Um Tae Goo

  Thin Ong Bak

  Bit part
• 
  Shin Dong Hoon

  Detective Shin [Team 2]

  Bit part
• 
  Kim Tae Hoon

  Detective Kim [Team 2]

  Bit part
• 
  Choi Woo Hyung

  Detective Choi [Team 3]

  Bit part
• 
  Lee Kyung Hun

  Detective Lee [Team 3]

  Bit part
• 
  Lim Jae Min

  Detective Lim [Team 4]

  Bit part
• 
  Jang Yong Chul

  Kim Jin Hwan

  Bit part
• 
  Im Jeong Woon

  [Aide]

  Bit part
• 
  Yoo Young Bok

  [Provincial councilor friend]

  Bit part
• 
  Kang Moon Kyung

  [Provincial councilor friend]

  Bit part
• 
  Kim Geon Ho

  [Daewoon trading company employee]

  Bit part
• 
  Jung Mi Nam

  [Gaeko group member]

  Bit part
• 
  Lee Ju A

  [In Moo's daughter]

  Bit part
• 
  Kim Young Joo

  [In Mu's cousin]

  Bit part
• 
  Park So Jung

  [Wife of In Moo's Cousin]

  Bit part
• 
  Park Min Jung

  [In Moo's younger sister]

  Bit part
• 
  Jang Hyun Jung

  [In Mu's brother-in-law]

  Bit part
• 
  Kim Soo Hyun

  [Il Do's subordinate]

  Bit part
• 
  Choi Gyo Shik

  [District commander]

  Bit part
• 
  Jung Chung Min

  [Salesperson]

  Bit part
• 
  Lee Joon

  [Bar waiter]

  Bit part
• 
  Yoo Pil Ran

  [Bar hostess' madame]

  Bit part
• 
  Kwak Hye Jin

  [Bar hostess]

  Bit part
• 
  Ryu Ji Eun

  [Bar hostess]

  Bit part
• 
  Seo Ji Mi

  [Bar hostess]

  Bit part
• 
  Joo Dong Hee

  [Bar customer]

  Bit part
• 
  Kwon Ban Suk

  [Bar customer]

  Bit part
• 
  Nam Sang Baek

  [Protest leader]

  Bit part
• 
  Shin Shin Beom

  [Merchant protester]

  Bit part
• 
  Oh Kyung Min

  [Merchant protestor]

  Bit part
• 
  Choi Yoon Bin

  [Demonstration serviceservice]

  Bit part
• 
  Lee Dong Jin

  [Demonstration service]

  Bit part
• 
  Cha Sang Mi

  [Market trader]

  Bit part
• 
  Shin Hye Jung

  [Market trader]

  Bit part
• 
  Kim Yoon Chan

  [Mayor's office]

  Bit part
• 
  Oh Hee Joon

  [Messenger]

  Bit part
• 
  Song Ji Hyun

  [Masseur]

  Bit part
• 
  Min Jung Ki

  [Man hired to remove demonstrators]

  Bit part
• 
  Park Sang Hyun Bit part
• 
  Ha Kyung Min

  [Crematorium worker]

  Bit part
• 
  Kim Kyung Ah

  [Reporter]

  Bit part
• 
  Im Do Yoon

  [Drunkard]

  Bit part
• 
  Yoo Sung Jae

  [Interrogator]

  Bit part
• 
  Kim Oh Bok

  [Conscripted police officer]

  Bit part
• 
  Kim Hyung Suk

  [Demonstration serviee

  Bit part
• 
  Sung Hyun Mi

  [Merchant protestor]

  Bit part
• 
  Han Kook Jin

  Detective Han [Team 2]

  Bit part
• 
  Kim Young Jae

  Jo Soo Han

  Bit part
• 
  Seo Tae Sung

  Detective Seo [Team 3]

  Bit part
• 
  Kim Bong Su

  [Demonstration merchant]

  Bit part