A Bona Fide Killer

Director

• 
  Yoon Jong Ho

Producer

• 
  Kwon Sung Chang

Screenwriter

• 
  Kim Eun Hee

Main Role

• 
  Kong Hyo Jin

  Yoo Bo Na / “Kingfisher”

  Main Role
• 
  Jung Jun Won

  Kwon Tae Seong

  Main Role
• 
  Lee Sang Yi

  Lee Dong Jin

  Main Role

Support Role

• 
  Shin Hyun Soo

  Seul Gi / Sergei Volansky

  Support Role
• 
  Sung Dong Il

  Kim Bong Pal [Fake Accidental Deaths specialist]

  Support Role
• 
  Seo Jung Yeon

  Bae Yun Ok [Flower shop owner]

  Support Role
• 
  Moo Jin Sung

  Ki Yeong Do [Hacker]

  Support Role
• 
  Ha Yul Ri

  O Hyeon Nam [Poisoning Specialist]

  Support Role
• 
  Heo Jae Ho

  Ko Yeong Gap [Medical Malpractice specialist]

  Support Role
• 
  Kim Nam Hee

  Bong Tae Min [Weapon specialist]

  Support Role
• 
  Kim Ga Hee

  Yang Ye Sul [Administrative staff]

  Support Role
• 
  Lee Eun Saem

  Kwon Se A [Bo Na’s sister-in-law]

  Support Role
• 
  Choi Woo Sung

  Beom Seong Hun [Police officer / Se A's friend]

  Support Role
• 
  Han Chae Rin

  Koo Hae Na [Reporter / Tae Seong's junior]

  Support Role
• 
  Choi Duk Moon

  Na Guk Jin [Tae Seong's boss]

  Support Role
• 
  Cha Mi Kyung

  Ok Seon Ja [Bo Na's mother-in-law]

  Support Role
• 
  Lee Seon Hee

  Kwon Sun Il [Bo Na's sister-in-law]

  Support Role
• 
  Kim Yun Jeong

  Kwon Du Ri [Bo Na's sister-in-law]

  Support Role
• 
  Oh Dae Suk

  Park Gyeong Han

  Support Role
• 
  Lee Chan Yang

  [Detective]

  Support Role

Guest Role

• 
  Park No Kyeong

  Son Seok Gu (Ep. 1)

  Guest Role
• 
  Gi So Yoo

  Yoo Bo Na [Child] (Ep. 1)

  Guest Role
• 
  Mi So Yun

  [Chae Won's mom] (Ep. 1)

  Guest Role
• 
  Lee Hyun

  [Neighborhood woman] (Ep. 1)

  Guest Role
• 
  Do Yeong Seo

  O Seung A (Ep. 1-2)

  Guest Role
• 
  Kim Won Hae

  O Man Seok (Ep. 1-2)

  Guest Role
• 
  Lee Hyun Kul

  Bae Du Hyeok (Ep. 1-2)

  Guest Role
• 
  Son Seung Taek

  Hwang Min Ho (Ep. 1-2)

  Guest Role
• 
  Byeon Chang Yeol

  [Taxi driver] (Ep. 1-2)

  Guest Role
• 
  Lee Dong Gyu

  [Anchorman] (Ep. 1-2)

  Guest Role
• 
  Kim Jae Man

  Team leader Han (Ep. 2)

  Guest Role
• 
  Kim Woo Dam

  [Detective] (Ep. 2)

  Guest Role
• 
  Lee Ji Su

  [Employee] (Ep. 2)

  Guest Role
• 
  Byeon Gyeong Rok

  [Employee] (Ep. 2)

  Guest Role
• 
  Kim Bong Hui

  [Vegetable seller] (Ep. 2)

  Guest Role
• 
  Park Joon Sang

  [News program panelist] (Ep. 2, 5)

  Guest Role
• 
  Seo Eun Joo

  [Hiker] (Ep. 3)

  Guest Role
• 
  Ko Do Eun

  [Cafe staff] (Ep. 3)

  Guest Role
• 
  Park Hye Jin

  Park Hui Mae (Ep. 3-4)

  Guest Role
• 
  Jung Sun Chul

  An Cheong Seon (Ep. 3-4)

  Guest Role
• 
  Park Jin

  [Gangster] (Ep. 3-4)

  Guest Role
• 
  Hong Seong O

  Cho Dong Man (Ep. 4)

  Guest Role
• 
  Heo Hyung Kyu

  Park Gyu Cheol (Ep. 4)

  Guest Role
• 
  Lee Hyung Joo

  [Detective] (Ep. 4)

  Guest Role
• 
  Yoo Ji Hyuk

  [Detective] (Ep. 4)

  Guest Role
• 
  Choi Sol Hui

  [Car driver] (Ep. 4)

  Guest Role
• 
  Kang Gu Ha

  [Police officer] (Ep. 4)

  Guest Role
• 
  Choi Gyo Shik

  [Foreman] (Ep. 5)

  Guest Role
• 
  Ok Joo Ri

  [Fish seller] (Ep. 5)

  Guest Role
• 
  Kim Jin Ok

  [Restaurant owner] (Ep. 5)

  Guest Role
• 
  Moon Seung You

  Moon Da Rae (Ep. 5-6)

  Guest Role
• 
  Jeon Chi Hwa

  Kang Yeong Ho (Ep. 5-6)

  Guest Role
• 
  Lee Dong Hee

  Park Cheon Bok (Ep. 5-6)

  Guest Role
• 
  Kim Jong Gu

  Cheon Seong Gil (Ep. 5-6)

  Guest Role
• 
  Ju Yeon U

  Bae Bi Ji (Ep. 6)

  Guest Role
• 
  Jo Yoon Soo

  Moon Meo Ru (Ep. 6)

  Guest Role
• 
  Shin Min Soo

  [Judge] (Ep. 6)

  Guest Role
• 
  Kim Young Joo

  [Victim's dad] (Ep. 6)

  Guest Role
• 
  Ahn Chan Woong

  [VIP security] (Ep. 6)

  Guest Role
• 
  Na Ho Won

  [Hotel employee] (Ep. 6)

  Guest Role
• 
  Park So Yoon

  [Hotel housekeeper] (Ep. 6)

  Guest Role
• 
  Jo Young Mi

  [Hotel housekeeper] (Ep. 6)

  Guest Role
• 
  Kim Bang Sun

  [Hotel housekeeper] (Ep. 6)

  Guest Role
• 
  Lee Chang Jik

  Mr. Kim (Ep. 7)

  Guest Role
• 
  Choi Hyun Jin

  Lee Dong Jin (Ep. 7)

  Guest Role
• 
  Choi Hwan Yi

  [Parricide] (Ep. 7)

  Guest Role
• 
  Son Ki Chul

  [Reporter] (Ep. 7)

  Guest Role
• 
  In Gyu Sik

  [Pickpocket] (Ep. 7)

  Guest Role
• 
  Song Hoon

  [Psychiatrist] (Ep. 7)

  Guest Role
• 
  Lee Kyung Sung

  [Lodge operator] (Ep. 7-8)

  Guest Role
• 
  Go Dong Eob

  [Lodge operator] (Ep. 7-8)

  Guest Role
• 
  Won Seong Yeon

  [Hit and run driver] (Ep. 7)

  Guest Role
• 
  Bae Je Ki

  [Reporter]

  Guest Role
• 
  Song Yoo Hyun

  [Ji An's mom]

  Guest Role
• 
  Lee Joo Han

  [Prison guard]

  Guest Role
• 
  Yoo Jung Rae

  [Seo Jun's mom]

  Guest Role
• 
  Choi Yoo Ha

  [Student's mom]

  Guest Role
• 
  Kim Hyun Jung

  [Ye Geon's mom]

  Guest Role
• 
  Jo Min Wook

  [Musan detective]

  Guest Role