The Killing Vote

Composer

• 
  Koo Ja Wan

Director

• 
  Park Shin Woo

Producer

• 
  Park Sang Hyun

Screenwriter

• 
  Jo Yoon Young

Main Role

• 
  Park Hae Jin

  Kim Mu Chan

  Main Role
• 
  Park Sung Woong

  Kwon Seok Ju

  Main Role
• 
  Im Ji Yeon

  Ju Hyeon

  Main Role

Support Role

• 
  Kim Yoo Mi

  Min Ji Yeong

  Support Role
• 
  Shin Jung Keun

  Choi Jin Su

  Support Role
• 
  Kim Kwon

  Lee Min Su

  Support Role
• 
  Choi Yu Hwa

  Chae Do Hui

  Support Role
• 
  Kwon Ah Reum

  Ju Min [Ju Hyeon's sister]

  Support Role
• 
  Seo Young Joo

  Kim Ji Hun

  Support Role
• 
  Go Geon Han

  Kim Jo Dan

  Support Role
• 
  Cha Rae Hyoung

  Park Cheol Min

  Support Role
• 
  Kwon Do Hyung

  Ban Sang Jae

  Support Role
• 
  Oh Ha Nee

  Kang Yun Ji

  Support Role
• 
  Gong Do Eun

  Jung Hye Mi [Ju Min's friend]

  Support Role
• 
  Li Si Han

  Hong Su Min [Min Ji Yeong's secretary]

  Support Role
• 
  Oh Ji Hye

  Yang Hye Jin

  Support Role
• 
  Lee Wan Support Role

Guest Role

• 
  Kim Min Shik

  Bae Gi Cheol (Ep. 1)

  Guest Role
• 
  Bae Gi Beom

  An Gyu Cheol (Ep. 1)

  Guest Role
• 
  Ahn Young Hoon

  Byeon U Taek (Ep. 1)

  Guest Role
• 
  Jung Sae Rom

  [Reporter] (Ep. 1)

  Guest Role
• 
  Gu Bon Jin

  [Gangster] (Ep. 1)

  Guest Role
• 
  Kim Hyun Chang

  [Victim's family] (Ep. 1)

  Guest Role
• 
  Koo Ja Keon

  [Prisoner] (Ep. 1-2)

  Guest Role
• 
  Jung Han Bin

  [Prisoner] (Ep. 1-2)

  Guest Role
• 
  Han Sang Chul

  [Prisoner] (Ep. 1-2)

  Guest Role
• 
  Carson Allen

  Elena (Ep. 1, 3)

  Guest Role
• 
  Lee Si Hoon

  Ko Dong Gyu (Ep. 2)

  Guest Role
• 
  Kim Jung Hwan

  Han Jeong Su (Ep. 2)

  Guest Role
• 
  Park Joon Hwan

  [Judge] (Ep. 2)

  Guest Role
• 
  Jung Hae Na

  Um Eun Gyeong (Ep. 2-3)

  Guest Role
• 
  Jo Sung Ha

  [Eun Gyeong's son] (Ep. 2-3)

  Guest Role
• 
  Park So Eul

  [Eun Gyeong's daughter] (Ep. 2-3)

  Guest Role
• 
  O Gyu Taek

  [Administration member] (Ep. 3)

  Guest Role
• 
  Hong In Ah

  [Teacher] (Ep. 3)

  Guest Role
• 
  Lee Eun Kang

  [Violent drunk] (Ep. 3)

  Guest Role
• 
  Jeong Soo Hyun

  Jung Su Hyeon (Ep. 3-4)

  Guest Role
• 
  Yoon Kwan Woo

  [Medical examiner] (Ep. 3-4)

  Guest Role
• 
  Lee Woo Shin

  [Judge] (Ep. 4)

  Guest Role
• 
  Jun Joon Woo

  [Attorney] (Ep. 4)

  Guest Role
• 
  Kim Chae Hyun

  [Jewellery salesperson] (Ep. 4)

  Guest Role
• 
  Jung Heon

  O Jeong Ho (Ep. 4-5)

  Guest Role
• 
  Son Ji Young

  [Actor] (Ep. 4-5)

  Guest Role
• 
  Kim Mi Ji

  [Nurse] (Ep. 4-5)

  Guest Role
• 
  Do Mi Yeon

  [Nurse] (Ep. 4-5)

  Guest Role
• 
  Han Seon Ae

  [Hospital lobby woman] (Ep. 5)

  Guest Role
• 
  Kang Shin Ha

  [Deliveryman] (Ep. 5-6)

  Guest Role
• 
  Jung Chung Gu

  [Lieutenant Lim's father] (Ep. 5-6)

  Guest Role
• 
  Yoon Jong Won

  [Director] (Ep. 6)

  Guest Role
• 
  Ahn Soo Eun

  [Reporter] (Ep. 6)

  Guest Role
• 
  Lee Won Joo

  [Reporter] (Ep. 6)

  Guest Role
• 
  Kang Hye Rin

  Kwon Na Rae (Ep. 7)

  Guest Role
• 
  Choi Hyun Jin

  Lee Yun Seong (Ep. 7)

  Guest Role
• 
  Kim Yoon Hong

  [Lee Yun Seong's father] (Ep. 7)

  Guest Role
• 
  Cha Sang Mi

  [Bicyclist] (Ep. 7)

  Guest Role
• 
  Kim Ji Su

  [Prosecutor] (Ep. 7)

  Guest Role
• 
  Jin Jae Hee

  Kim Ji Hun [Young] (Ep. 7, 9)

  Guest Role
• 
  Jang Eui Don

  [Interviewed man] (Ep. 8, 12)

  Guest Role
• 
  Yoon Jung Hoon

  [Detective] (Ep. 9-10)

  Guest Role
• 
  Lee Sang Hee

  [Housekeeper] (Ep. 9, 11)

  Guest Role
• 
  Lee Jin Seung

  [Doctor] (Ep. 10)

  Guest Role
• 
  Park Se Jun

  [Doctor] (Ep. 10)

  Guest Role
• 
  Jung Woong In

  Kang Ji Seok [Assemblyman] (Ep. 12)

  Guest Role
• 
  Hong Jong Hyun

  [Executor] (Ep. 12)

  Guest Role
• 
  Ji Yi Soo

  [Drunk driver] (Ep. 12)

  Guest Role
• 
  Kim Bong Su

  [Senior citizen] (Ep. 12)

  Guest Role

Unknown

• 
  Yeon Se Ryeon Unknown