Bloodhounds

Composer

• 
  Koo Ja Wan

Editor

• 
  Kim Sun Min

Martial Arts Director

• 
  Park Yeong Shik
• 
  Jung Sung Ho

Producing Director

• 
  Park Joon Ho

Screenwriter & Director

• 
  Jason Kim

Main Role

• 
  Woo Do Hwan

  Kim Geon U

  Main Role
• 
  Lee Sang Yi

  Hong U Jin

  Main Role
• 
  Huh Joon Ho

  Choi Tae Ho

  Main Role
• 
  Park Sung Woong

  Kim Myeong Gil

  Main Role

Support Role

• 
  Kim Sae Ron

  Kim Hyeon Ju

  Support Role
• 
  Jung Da Eun

  O Da Min

  Support Role
• 
  Lee Hae Young

  Hwang Yang Jeong

  Support Role
• 
  Ryu Soo Young

  Lee Du Yeong

  Support Role
• 
  Yoon Yoo Sun

  Yun So Yeon [Geon U's mother]

  Support Role
• 
  Choi Si Won

  Hong Min Beom [Lil Group director]

  Support Role
• 
  Tae Won Seok

  Kang In Beom

  Support Role
• 
  Min Kyung Jin

  O In Muk

  Support Role
• 
  Park Ji Yeol

  CEO Im [Loan shark]

  Support Role
• 
  Jo Wan Ki

  Kim Jun Min [Smile Capital]

  Support Role
• 
  Bae Je Ki

  Yang Jae Myeong [Smile Capital scammer]

  Support Role
• 
  Ha Soo Ho

  Im Jang Do [Smile Capital]

  Support Role
• 
  Park Min Jung

  Ms. Im [Smile Captial]

  Support Role
• 
  Park Hoon

  Moon Gwang Mu [Dream On Capital]

  Support Role
• 
  Hwang Myung Hwan

  Team leader Bae

  Support Role
• 
  Choi Young Joon

  Min Gang Yong [Police officer]

  Support Role

Guest Role

• 
  Shin An Jin

  Bank VP Sin (Ep. 1)

  Guest Role
• 
  Lee Joong Ok

  [Drunk man] (Ep. 1)

  Guest Role
• 
  Woo Sang Ki

  [U Jin's coach] (Ep. 1)

  Guest Role
• 
  Park Jong Sang

  [DVD rooms owner] (Ep. 1)

  Guest Role
• 
  Kim Min Kwang

  [Boxing match announcer] (Ep. 1)

  Guest Role
• 
  Lee Chul Woo

  Jin Seong (Ep. 2)

  Guest Role
• 
  Cheon Dong Bin

  Cheon Dong U (Ep. 2)

  Guest Role
• 
  Hong Sung Duk

  [Unhoused man] (Ep. 2)

  Guest Role
• 
  Kim Chu Wol

  [Restaurant auntie] (Ep. 2-3)

  Guest Role
• 
  Yoo Dok Hyun

  [Gas station attendant] (Ep. 3)

  Guest Role
• 
  Choi Woo Gyeom

  [Du Yeong's informant] (Ep. 4)

  Guest Role
• 
  Jung Eui Soon

  Mi Gyeong (Ep. 6)

  Guest Role
• 
  Ju A

  [Nurse] (Ep. 6)

  Guest Role
• 
  Lee Da Yeong

  [Surgeon] (Ep. 6)

  Guest Role
• 
  Mok Gyoo Ri

  [Nurse anesthetist] (Ep. 6)

  Guest Role
• 
  Ban So Young

  [Attorney] (Ep. 7)

  Guest Role
• 
  Kim Jin Goo

  [Min Beom's attorney] (Ep. 7)

  Guest Role
• 
  Lee Kwang Ik

  Chang Deok (Ep. 8)

  Guest Role
• 
  Kim Yool Ho

  [Café owner] (Ep. 8)

  Guest Role
• 
  Richard Kim

  [Shop owner] (Ep. 8)

  Guest Role
• 
  Jin Mi Sa

  [Village resident] (Ep. 9-10)

  Guest Role
• 
  Im Hwa Young

  Min Ji

  Guest Role
• 
  Moon Jae Won

  Min Dong

  Guest Role
• 
  Kwon Oh Chul

  Seong Tae

  Guest Role
• 
  Lee Yoon Hwan

  Yun Han Gu

  Guest Role
• 
  Kang Yoo Ra

  Kim Hyeon Ju [Child]

  Guest Role
• 
  Hong Joon Young

  Mr. Jung [Smile Capital]

  Guest Role
• 
  Park Ye Ni

  Kang Tae Yeong [Police officer]

  Guest Role
• 
  Kim Min Jae

  Kim Jae Min [Police officer]

  Guest Role
• 
  Na Joo Ho

  [Killer]

  Guest Role
• 
  Ham Jin Sung

  [Service]

  Guest Role
• 
  Yu Hyung Jun

  [Enforcer]

  Guest Role

Unknown

• 
  Kim Seo Kyung Unknown
• 
  Seo Dong Gyu Unknown