Lovers of the Red Sky

Director

• 
  Jang Tae Yoo
• 
  Nam Tae Jin

Original Creator

• 
  Jung Eun Gwol

Screenwriter

• 
  Kim Yeong Yeong

Main Role

• 
  Kim You Jung

  Hong Cheon Gi

  Main Role
• 
  Ahn Hyo Seop

  Ha Ram / Ilwolseong

  Main Role
• 
  Gong Myoung

  Grand Prince Yang Myung / Lee Yul

  Main Role
• 
  Kwak Shi Yang

  Grand Prince Ju Hyang / Lee Hu

  Main Role

Support Role

• 
  Choi Kwang Il

  Hong Eun O [Cheon Gi's father]

  Support Role
• 
  Kim Kwang Gyu

  Choi Won Ho [Baekgyu Institute headmaster]

  Support Role
• 
  Yoon Sa Bong

  Kyun Ju Daek [Baekgyu Institute housekeeper]

  Support Role
• 
  Jung Yeong Gi

  Kang Chun Bok [Baekgyu Institute steward]

  Support Role
• 
  Hong Jin Ki

  Cha Yeong Uk [Cheon Gi's best friend]

  Support Role
• 
  Hong Kyung

  Choi Jeong [Baekgyu painter]

  Support Role
• 
  Jang Hyun Sung

  An Gyeon [Master of Gohwawon]

  Support Role
• 
  Go Wook

  Mu Yeong [Ha Ram's bodyguard]

  Support Role
• 
  Kim Hyun Mok

  Man Su [Ha Ram's servant]

  Support Role
• 
  Ri Min

  Jang Uk Jin [Seomungwan Astronomy supervisor]

  Support Role
• 
  Bae Myung Jin

  Park Sa Ryuk [Seomungwan Astronomy historian]

  Support Role
• 
  Yang Hyun Min

  Jung Soen Nae [Wolseongdang]

  Support Role
• 
  Cho Seong Ha

  King Seong Jo

  Support Role
• 
  Ko Kyu Pil

  Go Pil [Lee Yul's chief butler]

  Support Role
• 
  Chae Gook Hee

  Mi Su [Royal shaman]

  Support Role
• 
  Jung Dong Geun

  An Yeong Hoe [Lee Hu's aide]

  Support Role
• 
  Lee Sang Woon

  Seo Gi Jeong [Lee Hu's scholar]

  Support Role
• 
  Jo Won Hee

  Seong Jin Gi [Court minister]

  Support Role
• 
  Park Seon Woo

  Kim Hong Seo [Court minister]

  Support Role
• 
  Ha Nam Woo

  Sim Jeong U [Minister]

  Support Role
• 
  Kim Joo Young

  Lee Hyeon Mo [Minister]

  Support Role
• 
  Moon Sook

  Samshin [Goddess of Life]

  Support Role
• 
  Cho Ye Lin

  Ho Ryung [Tiger Goddess / Palace protector]

  Support Role
• 
  Kim Ik Tae

  Kang Hui [King Seong Jo's advisor]

  Support Role
• 
  Kim Geum Soon

  Wol Seon [Head shaman, Shamanist Bureau]

  Support Role
• 
  Ha Yul Ri

  Mae Hyang [Gisaeng, Ha Ram's spy]

  Support Role
• 
  Cha Ji Hyuk

  [Lee Hu's bodyguard]

  Support Role
• 
  Jang Yong Bok

  [Chief eunuch]

  Support Role

Guest Role

• 
  Hwang Hyun Bin

  Wol Ryeong (Ep. 1)

  Guest Role
• 
  Yun Seo Jeong

  Kim Deok Sim [Cheon Ki's mother] (Ep. 1)

  Guest Role
• 
  Son Seung Taek

  [Drumming taoist] (Ep. 1)

  Guest Role
• 
  Jang Ma Ru

  [Young Crown Prince] (Ep. 1)

  Guest Role
• 
  Han Ji Eun

  [Ha Ram's mother] (Ep. 1-2, 5)

  Guest Role
• 
  Park Ji Hoon

  Kim Gong Rae [Lee Hu's commander] (Ep. 1-2, 5-7, 12, 15)

  Guest Role
• 
  Han Sang Jin

  Ha Seong Jin [Ha Ram's father] (Ep. 1-2, 5, 7-12, 15-16)

  Guest Role
• 
  Jeon Gook Hwan

  King Yeong Jong (Ep. 1-2, 9-10)

  Guest Role
• 
  Kim Jung Chul

  Lee Yul [Young] (Ep. 1, 6-7, 9-11)

  Guest Role
• 
  Park Soo Oh

  Lee Hu [Young] (Ep. 1, 9-11, 15)

  Guest Role
• 
  Lee Nam Gyeong

  Hong Cheon Gi [Young] (Ep. 1-11, 14-16)

  Guest Role
• 
  Choi Seung Hoon

  Ha Ram [Young] (Ep. 1-11, 14-16)

  Guest Role
• 
  Park Jung Hak

  Gan Yun Guk / Hwacha [Green-eyed goblin] (Ep. 1, 4-5, 10, 15-16)

  Guest Role
• 
  Seo Myung Chan

  Maeng Ja Hyeong [King Seong Jo's advisor] (Ep. 2)

  Guest Role
• 
  Lee Eun Kang

  [Blacksmith] (Ep. 2)

  Guest Role
• 
  Jung Chung Gu

  [Oriental medicine seller] (Ep. 2)

  Guest Role
• 
  Park Ung Sun

  [Famous Chinese painter] (Ep. 2)

  Guest Role
• 
  Yang Joon Seok

  [Painter] (Ep. 2)

  Guest Role
• 
  Seo Dong Oh

  Wal Pae 1 [Soen Nae's thug] (Ep. 2-3, 5, 14, 16)

  Guest Role
• 
  Park Jong Wook

  Wal Pae 2 [Soen Nae's thug] (Ep. 2-3, 5, 14, 16)

  Guest Role
• 
  Nam Do Yoon

  [Student] (Ep. 2-3)

  Guest Role
• 
  Jung Yeun

  [Imperial guard] (Ep. 3)

  Guest Role
• 
  Hwang Dae Ki

  [Imperial guard] (Ep. 3)

  Guest Role
• 
  Ahn Yeon Ji

  Yeon Ji [Gisaeng] (Ep. 4)

  Guest Role
• 
  Baek Seo Yi

  Myeong Wol [Gisaeng] (Ep. 4)

  Guest Role
• 
  Bae An Na

  [Gisaeng] (Ep. 4)

  Guest Role
• 
  Heo Seon Haeng

  [Eun O's doctor] (Ep. 4, 7)

  Guest Role
• 
  Choi Yeon Ho

  Yoo Si Saeng [Leader of Cheongyuhwadan] (Ep. 5-6)

  Guest Role
• 
  Kwon Dong Won

  Seo Gi Jeon [Painting judge] (Ep. 5-6)

  Guest Role
• 
  Shin Jae Hwan

  Man Yu [Monk / Painting contestant] (Ep. 5-6)

  Guest Role
• 
  Kwak Hyun Jun

  Kang Hui Yeon / "Godly brushstroke" [Painting contestant] (Ep. 5-6)

  Guest Role
• 
  Jang Won Hyung

  Sim Dae Yu [Painting contestant] (Ep. 5-9, 15-16)

  Guest Role
• 
  Bae Gi Beom

  Im Jang Hyeon [Master of Physiognomy] (Ep. 9)

  Guest Role
• 
  Kim Sung Yong

  [Man giving directions] (Ep. 9)

  Guest Role
• 
  Yoo Byung Soo

  [Jang Hyeon's client] (Ep. 9)

  Guest Role
• 
  Lee Jong Goo

  Heo Yu [Royal physician] (Ep. 11-13)

  Guest Role
• 
  Choi Jong Won

  Ha Dam / "Seer" [Old prisoner] (Ep. 11-12, 14-15)

  Guest Role
• 
  Hong Eun Jeong

  [Junior shaman] (Ep. 13)

  Guest Role
• 
  Lee Dong Hee

  Pil Bang Ju

  Guest Role
• 
  Lee Bo Hee

  Queen So Heon

  Guest Role
• 
  Cho Yi An

  [Boy]

  Guest Role
• 
  Kim Woo Hyun

  [Baekgyu painter]

  Guest Role
• 
  Noh Jung Hwan

  [Baekgyu painter]

  Guest Role
• 
  Kim Ki Bum

  [Baekgyu painter]

  Guest Role
• 
  Jung Chul Soon

  [Seomungwan Astronomy trainee]

  Guest Role
• 
  Woo Tae Ha

  [Fortress company]

  Guest Role

Voice Actor

• 
  Kim Bup Rae

  Ma Wang

  Voice Actor

Unknown

• 
  Byun Hong Jun Unknown
• 
  Im Ji Eun Unknown
• 
  Park Jung In Unknown
• 
  Nam Yi An Unknown
• 
  Han So Hyun Unknown
• 
  Lee Soo Yeon Unknown
• 
  Kim Ha Ru Unknown
• 
  Choi Young Do Unknown