Itaewon Class

Composer

• 
  Copykumo
• 
  Kim Joon Seok

Director

• 
  Kang Min Gu
• 
  Kim Seong Yoon

Screenwriter

• 
  Cho Kwang Jin

Main Role

• 
  Park Seo Joon

  Park Sae Ro Yi

  Main Role
• 
  Kim Da Mi

  Jo Yi Seo

  Main Role
• 
  Kwon Na Ra

  Oh Soo Ah

  Main Role
• 
  Yoo Jae Myung

  Jang Dae Hee

  Main Role

Support Role

• 
  Ahn Bo Hyun

  Jang Geun Won

  Support Role
• 
  Kim Dong Hee

  Jang Geun Soo [Dae Hee's 2nd son / DanBam part-timer]

  Support Role
• 
  Lee Joo Young

  Ma Hyun Yi [DanBam Chef]

  Support Role
• 
  Ryu Kyung Soo

  Choi Seung Kwon [DanBam employee]

  Support Role
• 
  Kim Hye Eun

  Kang Min Jung [Jangga Director]

  Support Role
• 
  Chris Lyon

  Kim Toni [DanBam part-timer]

  Support Role
• 
  David Lee

  Lee Ho Jin [Sae Royi's classmate]

  Support Role
• 
  Yoon Kyung Ho

  O Byeong Hun [Detective]

  Support Role
• 
  Cha Mi Kyung

  Kim Soon Rye [Real estate mogul]

  Support Role
• 
  Won Hyun Joon

  Kim Hee Hoon [Prisoner]

  Support Role
• 
  Hong Seo Joon

  Mr. Kim [Dae Hee's assistant]

  Support Role
• 
  Son Hyun Joo

  Park Sung Yul [Sae Royi’s father / Jangga employee] (Ep. 1-2, 15)

  Support Role
• 
  Kim Yeo Jin

  Jo Jung Min [Yi Seo's mother]

  Support Role
• 
  Choi Yu Ri

  Oh Hye Won [Byung Hun's daughter]

  Support Role

Guest Role

• 
  Ahn Jae Jun

  Seong Hyeon [Student] (Ep. 1, 3)

  Guest Role
• 
  Uhm Hye Soo

  Lee Jin Hee [Student in Sae Royi's old school] (Ep. 1)

  Guest Role
• 
  Jwa Chae Won

  Choi Ga Young [Student in Sae Royi's old school] (Ep. 1)

  Guest Role
• 
  Chu Jung Hun

  [Student] (Ep. 1-2)

  Guest Role
• 
  Kim Ik Tae

  [Gwangjin High Principal] (Ep. 1)

  Guest Role
• 
  Kim So Young

  [Radio program DJ] (Ep. 1)

  Guest Role
• 
  Ahn Sol Bin

  [Student with a crush on Sae Royi] (Ep. 1)

  Guest Role
• 
  Hwang In Jun

  [Sae Royi's homeroom teacher] (Ep. 1)

  Guest Role
• 
  Baek Seung Hyun

  [Sae Royi's new homeroom teacher] (Ep. 1)

  Guest Role
• 
  Hong Seok Cheon

  Seok Cheon (Ep. 2, 4, 9, 16)

  Guest Role
• 
  Bae Gi Beom

  Jo Man Gi [Police Chief] (Ep. 2)

  Guest Role
• 
  Kim Tae Yul

  Jang Geun Soo [Young] (Ep. 2, 5)

  Guest Role
• 
  Shin Na Ra

  [Restaurant owner] (Ep. 2)

  Guest Role
• 
  Eom Ji Man

  [Shipyard manager] (Ep. 2)

  Guest Role
• 
  Park Jae Wan

  (Ep. 2)

  Guest Role
• 
  Im Ye Eun

  Lee Ga Bin (Ep. 3)

  Guest Role
• 
  Choi Myung Bin

  Jo Yi Seo [Young] (Ep. 3)

  Guest Role
• 
  Han Ye Ji

  Guk Bok Hee [School bully] (Ep. 3, 5)

  Guest Role
• 
  Yoon Bak

  Sung Hyun [Geun Soo's senior] (Ep. 3)

  Guest Role
• 
  Yoon Se Woong

  [Teacher] (Ep. 3)

  Guest Role
• 
  Jang Young Hyun

  [Jangga Pub staff] (Ep. 3)

  Guest Role
• 
  Cha Chung Hwa

  [Bok Hee's mother] (Ep. 3)

  Guest Role
• 
  NC.A

  [Bok Hee's friend] (Ep. 3, 5)

  Guest Role
• 
  Yoon Hee Jung

  [Bok Hee's friend] (Ep. 3, 5)

  Guest Role
• 
  Lee Tae Kyung

  [Jo Yi Seo's teacher] (Ep. 3)

  Guest Role
• 
  Yoo Da Mi

  Kim Sun Ae [Dae Hee's secretary] (Ep. 4)

  Guest Role
• 
  Yeo Joo Ha

  [Yi Seo’s fan] (Ep. 4)

  Guest Role
• 
  Moon You Kang

  [Violent guy at hook-up bar] (Ep. 4)

  Guest Role
• 
  Kim Ki Bum

  [Violent guy's friend] (Ep. 4)

  Guest Role
• 
  Park Yong

  [Jangga Director] (Ep. 4)

  Guest Role
• 
  Lee Young Jin

  [Jangga Director] (Ep. 4)

  Guest Role
• 
  Kang Dong Yup

  [Jangga Pub staff] (Ep. 4)

  Guest Role
• 
  Ok Ye Rin

  Oh Soo Ah [Child] (Ep. 6)

  Guest Role
• 
  Kim Ji Young

  Oh Soo Ah [Young] (Ep. 6)

  Guest Role
• 
  Jung Yoo Min

  Seo Jung In [Geun Won's date] (Ep. 6)

  Guest Role
• 
  Ahn Lu Ah

  Choi Kyung Hee [Oh Soo Ah's classmate] (Ep. 6)

  Guest Role
• 
  Lee Do Hye

  [Danbam customer] (Ep. 6)

  Guest Role
• 
  No Eun Ha

  [Oh Soo Ah's mother] (Ep. 6)

  Guest Role
• 
  Bae Bo Ram

  [Oh Soo Ah's teacher] (Ep. 6)

  Guest Role
• 
  Seo Eun Soo

  [DanBam Part-time job applicant] (Ep. 6)

  Guest Role
• 
  Ri Min

  [DanBam Part-time job applicant] (Ep. 6)

  Guest Role
• 
  Kim Yong Jin

  [“The Best Pub” director] (Ep. 6, 12-13)

  Guest Role
• 
  Seong Chan Ho

  [Landlord] (Ep. 7)

  Guest Role
• 
  Bret Allan Lindquist

  [DanBam Customer] (Ep. 7)

  Guest Role
• 
  Choi Nam Uk

  [Yongsan District Office clerk] (Ep. 8)

  Guest Role
• 
  Jung Eui Soon

  [Thai restaurant owner] (Ep. 9)

  Guest Role
• 
  Gu Bon Jin

  [Traffic Accident Driver] (Ep. 9)

  Guest Role
• 
  Seo Myung Chan

  [Judge] (Ep. 10)

  Guest Role
• 
  Shin Dong Ryuk

  [Jangga Attorney Kang] (Ep. 10)

  Guest Role
• 
  Baek Seung Chul

  [Father with loan debt] (Ep. 10-11)

  Guest Role
• 
  Jeon Noh Min

  Do Jung Myung [CEO, JM Holdings] (Ep. 10-12)

  Guest Role
• 
  Lee Joon Hyuk

  Park Jun Gi [Jangga Chef] (Ep. 11-13)

  Guest Role
• 
  Kim Il Jung

  ["The Best Pub" MC] (Ep. 11, 13)

  Guest Role
• 
  Park Geun Wan

  (Ep. 11)

  Guest Role
• 
  Choi Ga In

  [IC Investor] (Ep. 12)

  Guest Role
• 
  Bae Seong Il

  [IC Investor] (Ep. 12)

  Guest Role
• 
  Choi Gyo Shik

  [IC investor] (Ep. 12)

  Guest Role
• 
  Choi Soo Hyun

  [Bathroom girl] (Ep. 12)

  Guest Role
• 
  Han Bom

  [Bathroom girl] (Ep. 12)

  Guest Role
• 
  Kyung Ki Hyun

  [“The Best Pub” staff] (Ep. 12)

  Guest Role
• 
  Kim Seong In

  ["The Best Pub" staff] (Ep. 12)

  Guest Role
• 
  Kim Jin Sung

  Bo Hyeon (Ep. 13)

  Guest Role
• 
  Choi Min Yeong

  Jang Dae Hee [Young] (Ep. 13)

  Guest Role
• 
  Im Jae Geun

  Mr. Gwon [IC Management Team] (Ep. 13)

  Guest Role
• 
  Song Ji Woo

  Jung Sung Soon [Jung Dae Hee's sister] (Ep. 13)

  Guest Role
• 
  Yoon Bok Sung

  [Doctor] (Ep. 13)

  Guest Role
• 
  Jung Hyun Seok

  [Jangga director] (Ep. 13)

  Guest Role
• 
  Kim Jong Ho

  [Jangga Director] (Ep. 13)

  Guest Role
• 
  Kim Hyo Myung

  ["The Best Pub" staff] (Ep. 13)

  Guest Role
• 
  Nam Jung Woo

  [IC Management Team] (Ep. 13)

  Guest Role
• 
  Lim Jung Min

  [Shareholder] (Ep. 14)

  Guest Role
• 
  Kang Hyung Suk

  [Masked nurse] (Ep. 14-15)

  Guest Role
• 
  Uhm Tae Ok

  [Business professor] (Ep. 14)

  Guest Role
• 
  Oh Ki Hwan

  [Prosecutor's office member] (Ep. 16)

  Guest Role
• 
  Park Bo Gum

  [New Chef at Soo Ah's restaurant] (Ep. 16)

  Guest Role
• 
  Yoo Young Bin

  [Staff]

  Guest Role
• 
  Lee Seung Won

  [Student]

  Guest Role
• 
  Kwak Gi Hun

  [Prisoner]

  Guest Role
• 
  Jung Yeun

  [Detective]

  Guest Role
• 
  Yu Yeon Seok

  [Policeman]

  Guest Role
• 
  Jang Nam Boo

  [Prisoner] (Ep. 2, 4)

  Guest Role
• 
  Lee Jung Hoon

  [Prisoner]

  Guest Role
• 
  Kim I San

  [Soo Ah's father]

  Guest Role
• 
  Cha Seung Ho Guest Role
• 
  Chris Chan Guest Role

Unknown

• 
  Lee Ja Ryoung Unknown
• 
  Carla Avila Unknown
• 
  Yang Taek Ho Unknown
• 
  Jung Ji Hwan Unknown
• 
  Kwak Hee Joo Unknown