Tempest

Cinematography

• 
  Lee Mo Gae

Composer

• 
  Dalpalan
• 
  Jung Jae Il

Director

• 
  Kim Hee Won
• 
  Heo Myung Haeng

Screenwriter

• 
  Jung Seo Kyung

Main Role

• 
  Jun Ji Hyun

  Seo Mun Ju

  Main Role
• 
  Kang Dong Won

  Baek San Ho

  Main Role
• 
  John Cho

  Anderson Miller

  Main Role
• 
  Lee Mi Sook

  Im Ok Seon

  Main Role
• 
  Park Hae Joon

  Jang Jun Ik

  Main Role
• 
  Kim Hae Sook

  Chae Gyeong Sin

  Main Role
• 
  Yoo Chea Myung

  Yoo Un Hak

  Main Role
• 
  Oh Jung Se

  Jang Jun Sang

  Main Role
• 
  Lee Sang Hee

  Yeo Mi Ji

  Main Role
• 
  Joo Jong Hyuk

  Park Chang Hui

  Main Role
• 
  Won Ji An

  Kang Han Na

  Main Role

Support Role

• 
  Choi Jong Won

  Im Du Jin [Professor]

  Support Role
• 
  Michael Gaston

  Eagleton [US Secretary of Defense]

  Support Role
• 
  Yu Ji Wan

  Eun Seong [Han Na's son]

  Support Role
• 
  Jung Young Sook

  Hwa Rim [Ok Seon’s mother]

  Support Role
• 
  Choi Jung Woo

  Hwang Man Gi [Politician]

  Support Role
• 
  Spencer Garrett

  Arnold Hauser [President of the United States]

  Support Role
• 
  Christopher Gorham

  Ethan [Valkyrie mercenary CEO]

  Support Role

Guest Role

• 
  Jung Kyung Soon

  Song Gyeong Hwa [Politician] (Ep. 1)

  Guest Role
• 
  Son Gun Woo

  [Lawyer] (Ep. 1)

  Guest Role
• 
  Ahn Hyeon Bin

  [Detective] (Ep. 1)

  Guest Role
• 
  Park In Hwan

  Yang In Bo / Father Yang (Ep. 1-2)

  Guest Role
• 
  Park Kyung Geun

  Choi Jung Gyu [Director of National Security Office] (Ep. 1, 8)

  Guest Role
• 
  Kwak Jin

  [Chinese broker] (Ep. 2)

  Guest Role
• 
  Lee Seung Won

  [Police officer] (Ep. 3)

  Guest Role
• 
  Jang Yong Chul

  [Radio program guest] (Ep. 3)

  Guest Role
• 
  Hong Sung Duk

  [Radio program guest] (Ep. 3)

  Guest Role
• 
  Park Chul Min

  [Anchorman] (Ep. 4)

  Guest Role
• 
  Lee Keun Wook

  [NIS agent] (Ep. 5)

  Guest Role
• 
  Yoon Young Min

  [Doctor] (Ep. 5)

  Guest Role
• 
  Bret Allan Lindquist

  [Valkyrie member] (Ep. 5)

  Guest Role
• 
  Ahn So Ye

  Seo Mun Ju [Child] (Ep. 6)

  Guest Role
• 
  Lee Seung Joon

  [North Korean military official] (Ep. 6)

  Guest Role
• 
  Yeon Bo Ra

  [North Korean anchorwoman] (Ep. 6)

  Guest Role
• 
  Kim Tae Moon

  [Electronics repairman] (Ep. 6)

  Guest Role
• 
  Park Ji Hwan

  Jose Kim [Lawyer] (Ep. 7-8)

  Guest Role
• 
  Yeo Woon Bok

  Cho Yeon Chan [Police commissioner] (Ep. 8)

  Guest Role
• 
  Shim Yoon Bo

  [Detective] (Ep. 8)

  Guest Role
• 
  Kim In Soo

  [Monk] (Ep. 8)

  Guest Role
• 
  Lee Dong Soo

  Kang Gyeong Tae (Ep. 9)

  Guest Role
• 
  Seo Myung Chan

  [Ethics committee member] (Ep. 9)

  Guest Role
• 
  Hwang Byung Kook

  [Ethics committee member] (Ep. 9)

  Guest Role
• 
  Park Ji Hoon

  [Military officer] (Ep. 9)

  Guest Role
• 
  Kim Jin Goo

  [Anchorman] (Ep. 9)

  Guest Role
• 
  Lee Seung Hee

  Kim Yong Jun [Sergeant]

  Guest Role
• 
  No Jeong Hyeon

  [NIS agent]

  Guest Role
• 
  Kwak Na Gyeol

  [Churchgoer]

  Guest Role
• 
  Yoon Dae Yeol

  [North Korean defector]

  Guest Role
• 
  Kim Min Song

  [North Korean defector]

  Guest Role
• 
  Bae Jae Young

  [North Korean defector]

  Guest Role
• 
  Kim Ro A

  Im Ok Seon [Child] (Ep. 9)

  Guest Role
• 
  Park Jun Seo

  [National security officer]

  Guest Role
• 
  Kim Sung Ho

  [NIS agent] (Ep. 5)

  Guest Role
• 
  Lee Il Jin

  [Mun Ju's mother] (Ep. 6)

  Guest Role

Cameo

• 
  Um Tae Goo

  Kim Han Sang [North Korea's leader] (Ep. 2, 8)

  Cameo

Unknown

• 
  Ahn Sung Bong Unknown