Bloody Heart

Composer

• 
  Choi In Hee

Director

• 
  Yoo Young Eun

Screenwriter

• 
  Park Pil Joo

Main Role

• 
  Lee Joon

  Lee Tae

  Main Role
• 
  Kang Han Na

  Yoo Jeong

  Main Role
• 
  Jang Hyuk

  Park Gye Won

  Main Role

Support Role

• 
  Park Ji Yeon

  Choi Ga Yeon

  Support Role
• 
  Heo Sung Tae

  Cho Won Pyo

  Support Role
• 
  Choi Ri

  Cho Yeon Hui

  Support Role
• 
  Jo Young Hoon

  Cho Sa Hyeong

  Support Role
• 
  Yoon Seo Ah

  Ddong Geum

  Support Role
• 
  Ryu Seung Soo

  Scholar Im

  Support Role
• 
  Jo Hee Bong

  Mr. Ma

  Support Role
• 
  Kim Seon Hwa

  [Mr. Ma's wife]

  Support Role
• 
  Lee Tae Ri

  Park Nam Sang

  Support Role
• 
  Seo Yoo Jung

  Lady Yun

  Support Role
• 
  Jung Young Sub

  Park Song Baek

  Support Role
• 
  Kang Shin Il

  Kim Chi Won

  Support Role
• 
  Jeon Jin Ki

  Yun Jae Hyeong

  Support Role
• 
  Lee Seung Hun

  No Gyeong Mun

  Support Role
• 
  Lee Chang Jik

  Ou Han Yul [Minister of Personnel]

  Support Role
• 
  Lee Dong Hee

  [Govt. official]

  Support Role
• 
  Ha Do Kwon

  Jung Eui Gyun

  Support Role
• 
  Cha Soon Bae

  Heo Sang Seon

  Support Role
• 
  Park Ji Ah

  Court Lady Han

  Support Role
• 
  Park Sung Yun

  Court Lady Choi

  Support Role
• 
  Lee Seon Hee

  Court Lady Kim

  Support Role
• 
  Kang Yeo Jung

  Eum Jeon [Court lady]

  Support Role
• 
  Oh Seung Hoon

  Hye Gang

  Support Role

Guest Role

• 
  Ahn Nae Sang

  King Sun Jong

  Guest Role
• 
  Woo Mi Hwa

  Queen In Yeong

  Guest Role
• 
  Seo Hye Won

  Hyang I

  Guest Role
• 
  Ham Eun Jung

  Yun Jeong Jeon [Queen] (Ep. 1)

  Guest Role
• 
  Park Ji Bin

  Lee Tae [Young] (Ep. 1)

  Guest Role
• 
  Hwa Sung

  [Yoo Jeong's mother] (Ep. 1)

  Guest Role
• 
  Ji Sung Geun

  [Royal physician] (Ep. 1)

  Guest Role
• 
  Go Geon Han

  Kim Do Ryung (Ep. 1-3)

  Guest Role
• 
  Shin Eun Soo

  Yoo Jeong [Young] (Ep. 1-2, 9)

  Guest Role
• 
  Jo Seung Yun

  Yoo Hak Su [Scholar] (Ep. 1, 5, 9)

  Guest Role
• 
  Kim Sung Yong

  [Royal tutor] (Ep. 2)

  Guest Role
• 
  Oh Min Jung

  [Yeon Hui's nanny] (Ep. 2, 9-10)

  Guest Role
• 
  Min Sang Woo

  [Calvary guard] (Ep. 3)

  Guest Role
• 
  Jang Moon Seok

  [Bamboo Grove magistrate] (Ep. 3)

  Guest Role
• 
  O Gyu Taek

  [Bamboo Grove villager] (Ep. 3)

  Guest Role
• 
  Han Sang Chul

  [Silk merchant] (Ep. 3-4)

  Guest Role
• 
  Kim Woo Jin

  [Apple merchant] (Ep. 3-4)

  Guest Role
• 
  Lee Se Rang

  [Court lady-shaman] (Ep. 4, 7)

  Guest Role
• 
  Kim Eun Soo

  Deok (Ep. 5)

  Guest Role
• 
  Baek Hyeon Ju

  Madame Seo (Ep. 5)

  Guest Role
• 
  Moon Ki Young

  [Court lady] (Ep. 5)

  Guest Role
• 
  Lee Moo Nyoung

  [Prison guard] (Ep. 5)

  Guest Role
• 
  Im Yong Soon

  [Royal physician] (Ep. 5)

  Guest Role
• 
  Kang Moon Kyung

  [Chief of State Tribunal] (Ep. 5)

  Guest Role
• 
  Yun Seo Jeong

  [Bamboo Grove villager] (Ep. 5, 7)

  Guest Role
• 
  Lee Ki Bbeum

  [Court lady] (Ep. 7)

  Guest Role
• 
  Moon Hak Jin

  Supplies Officer Han (Ep. 7)

  Guest Role
• 
  Min Joon Hyun

  [Prison official] (Ep. 7)

  Guest Role
• 
  Jang Myoung Un

  [Sungkyunkwan head scholar] (Ep. 7-8)

  Guest Role
• 
  Park Gi Seon

  [Lee Tae's uncle] (Ep. 7, 12)

  Guest Role
• 
  Kim Joo Ah

  [Noblewoman] (Ep. 8)

  Guest Role
• 
  Kim Bong Su

  [Farmer] (Ep. 9, 11)

  Guest Role
• 
  Shin Hee Gook

  [Farmer] (Ep. 9, 11)

  Guest Role
• 
  Ma Jung Pil

  Ham Chang Ik (Ep. 10)

  Guest Role
• 
  Kwak Myung Hwa

  [Bumped noblewoman] (Ep. 10)

  Guest Role
• 
  Kim Nak Gyun

  [Royal palace official] (Ep. 11)

  Guest Role
• 
  Park Young Bok

  [Hye Gang's father] (Ep. 11-12)

  Guest Role
• 
  Kim Seoung Woo

  [Chi Won's son] (Ep. 12)

  Guest Role
• 
  Han Ki Jang

  [Chief royal secretary] (Ep. 12)

  Guest Role
• 
  Choi Seul Ki

  [Court lady] (Ep. 13)

  Guest Role
• 
  Yoon Jong Won

  [Governor of Jeolla Province's officer] (Ep. 13)

  Guest Role
• 
  Kim Ha Jin

  [King's court lady] (Ep. 14, 16)

  Guest Role
• 
  Hwang Sun Jung

  [Queen Dowager's court lady] (Ep. 15)

  Guest Role
• 
  Kwon Hye Ryung

  [Queen Dowager's court lady] (Ep. 15)

  Guest Role
• 
  Baek Kil Sung

  [Ministry of Punishments official] (Ep. 15-16)

  Guest Role
• 
  Baek Ik Nam

  Moon Sim Hyeon [Left minister]

  Guest Role
• 
  Lee Si On

  Hye Gang [Young]

  Guest Role
• 
  Yang Gwon Seok

  [Jin Sa's servant]

  Guest Role
• 
  Uhm Tae Ok

  [Office of Inspector General official]

  Guest Role
• 
  Lee Dong Yong

  [Office of Inspector General official]

  Guest Role
• 
  Heo Seon Haeng

  [Office of Inspector General official]

  Guest Role
• 
  Lee Jong Shin

  [Cavalry guard chief]

  Guest Role
• 
  Lee Yoon Ji

  [Young court lady]

  Guest Role

Unknown

• 
  Jeong Seo Yul Unknown