SKY Castle

Cinematography

• 
  Oh Jae Ho

Director

• 
  Jo Hyun Tack

Music Editor

• 
  Kim Tae Seong

Screenwriter

• 
  Yoo Hyun Mi

Main Role

• 
  Yeom Jung Ah

  Han Seo Jin / Kwak Mi Hyang

  Main Role
• 
  Lee Tae Ran

  Lee Soo Im

  Main Role
• 
  Yoon Se Ah

  Noh Seung Hye

  Main Role
• 
  Oh Na Ra

  Jin Jin Hee

  Main Role
• 
  Kim Seo Hyung

  Kim Joo Young

  Main Role

Support Role

• 
  Jung Joon Ho

  Kang Joon Sang [Orthopedics professor]

  Support Role
• 
  Choi Won Young

  Hwang Chi Young [Neurosurgery professor]

  Support Role
• 
  Kim Byung Chul

  Cha Min Hyeok [Law professor]

  Support Role
• 
  Jo Jae Yun

  Woo Yang U [Orthopedics professor]

  Support Role
• 
  Kim Hye Yoon

  Kang Ye Seo

  Support Role
• 
  Lee Ji Won

  Kang Ye Bin

  Support Role
• 
  Chani

  Hwang Woo Joo

  Support Role
• 
  Kim Dong Hee

  Cha Seo Jun [1st twin]

  Support Role
• 
  Cho Byeong Kyu

  Cha Ki Jun [2nd twin]

  Support Role
• 
  Park You Na

  Cha Se Ri

  Support Role
• 
  Lee Yoo Jin

  Woo Soo Han

  Support Role
• 
  Kim Bo Ra

  Kim Hye Na

  Support Role
• 
  Lee Hyun Jin

  Teacher Jo Tae Joon

  Support Role
• 
  Jung Ae Ri

  Madam Yun

  Support Role
• 
  Song Min Hyung

  Director Choi [University hospital]

  Support Role
• 
  Kim Jung Nan

  Lee Myeong Ju

  Support Role
• 
  Song Geon Hee

  Park Yeong Jae

  Support Role
• 
  Yoo Sung Joo

  Park Soo Chang

  Support Role
• 
  Lee Yeon Soo

  Kim Eun Hye [Hye Na's mom]

  Support Role
• 
  Kwon Hwa Woon

  Lee Choong Sun [Orthopedic resident]

  Support Role
• 
  Lee Seung Yeon

  Lawyer Hong [Woo Joo’s counsel]

  Support Role
• 
  Yoo Yeon

  Laura Jung

  Support Role
• 
  Lee Tae Goo

  Lee Tae Woo [Neurosurgery resident]

  Support Role
• 
  Lee Chang Hoon

  Choi Dong Seok [Detective]

  Support Role
• 
  Lee Joo Ahn

  Lee Dong Min [Orthopedic resident]

  Support Role
• 
  Moon Dong Hyeok

  Moon Dong Hyuk [Orthopedic resident]

  Support Role
• 
  Woo Mi Hwa

  [Do Hoon's mom]

  Support Role
• 
  Woo Ji Hyun

  Jeon Jin Man [Neurosurgery resident]

  Support Role
• 
  Jang Tae Min

  Teacher Oh [Director's nephew]

  Support Role
• 
  Jang Sung Yoon

  Han Seo Jin [Young]

  Support Role
• 
  Han Sa Myung

  Park In Kyu [SKY Castle security]

  Support Role
• 
  Shim Hoon Gi

  Department head Im

  Support Role

Guest Role

• 
  Lee Yoon Jae

  [Moderator] (Ep. 1)

  Guest Role
• 
  Ok Joo Ri

  [Fish marketer] (Ep. 1)

  Guest Role
• 
  Lee Chae Kyung

  [Tutor auction mother] (Ep. 1)

  Guest Role
• 
  Lee Ju Yeon

  Lee Ga Eul [Employee] (Ep. 2)

  Guest Role
• 
  Im Do Hwa

  [Herself] (Ep. 3-4)

  Guest Role
• 
  Woo Jeong Won

  Dr. Min Ja Yeong (Ep. 20)

  Guest Role
• 
  Kim Seung Hoon

  [New teacher] (Ep. 20)

  Guest Role
• 
  Sung Yeo Jin

  Kang Young Sook

  Guest Role
• 
  Jo Mi Nyeo

  Katherine / "Kay"

  Guest Role
• 
  Jang Hee Won

  Lee Soo Im [Young]

  Guest Role
• 
  Kang Moon Kyung

  Kim Hyeok Jae [Assemblyman]

  Guest Role
• 
  Jung Soo In

  Song Yeon Doo [Soo Im's student]

  Guest Role
• 
  Kim Joo Ryoung

  Noh Seon Hye [Seung Hye's older sister]

  Guest Role
• 
  Richard Kim

  [Pastor]

  Guest Role
• 
  Kang Shin Chul

  [Patient]

  Guest Role
• 
  Song Min Gyo

  [Announcer]

  Guest Role
• 
  Jang Yoo Hwa

  [English instructor]

  Guest Role
• 
  Shin Chul Jin

  [Soo Chang’s cabin elder]

  Guest Role
• 
  Ha Jin

  [Hye Na's homeroom teacher]

  Guest Role
• 
  Heo Yeong Son

  [Intern]

  Guest Role