Reborn Rookie

Director

• 
  Go Hye Jin

Screenwriter

• 
  Hyun Ji Min
• 
  Kim Soon Ok

Main Role

• 
  Lee Jun Young

  Kang Yong Ho | Hwang Jun Hyeon

  Main Role
• 
  Son Hyun Joo

  Kang Yong Ho

  Main Role
• 
  Lee Joo Myung

  Kang Bang Geul

  Main Role
• 
  Jeon Hye Jin

  Kang Jae Gyeong

  Main Role
• 
  Jin Goo

  Kang Jae Seong

  Main Role

Support Role

• 
  Yun Yu Sun

  Cho Seon Hui [Yong Ho's second wife]

  Support Role
• 
  Lee Sung Wook

  Park Bong Gi [Materials team 2 manager]

  Support Role
• 
  Kim Jong Tae

  Lee Sang Jae [Choi Seong Group executive director]

  Support Role
• 
  Kwon Hae Sung

  Min Seok Do [Jae Gyeong's husband]

  Support Role
• 
  Jung Min Joon

  Min Il Jun / Logan [Jae Gyeong & Seok Do's son]

  Support Role
• 
  Kim Seo Ha

  Kang I Jun / Aiden [Jae Seong's son]

  Support Role
• 
  Jung Jae Sung

  Na Byeong Mo [Taeha Group executive]

  Support Role
• 
  Lee Seo An

  Na Eun Se [Seon Hui's eldest daughter-in-law]

  Support Role
• 
  Byun Jung Hee

  Heo Ok Sun [Jun Hyeon's grandmother]

  Support Role
• 
  Jung Woo Jae

  Assistant Manager Jung [Materials team 2]

  Support Role
• 
  Lee A Jin

  Lee A Jin [Materials team 2]

  Support Role
• 
  Park Ji Hoon

  Park Ji Hun [Materials team 2]

  Support Role
• 
  Lee Dong Won

  Lee Dong Won [Materials team 2]

  Support Role
• 
  Park Cheon

  Secretary Yeo

  Support Role
• 
  Ha Kyu Won

  Secretary Nam

  Support Role
• 
  Kwon Hyuk

  Song Nam Hun [Director]

  Support Role

Guest Role

• 
  Kim Sung Yong

  [Chemical employee] (Ep. 1)

  Guest Role
• 
  Kim Min Suk

  Han Jae Gwon [Choi Seong Group GM] (Ep. 1)

  Guest Role
• 
  Han Jae Ha

  [Hangang university hospital doctor] (Ep. 1)

  Guest Role
• 
  Ryu Ki San

  [Hangang university hospital doctor] (Ep. 1)

  Guest Role
• 
  Noh Sung Eun

  [Detective] (Ep. 1)

  Guest Role
• 
  Jo Ji Hyun

  [Caregiver] (Ep. 1, 3)

  Guest Role
• 
  Kim Kang Hee

  Song Gyeong Seon [Hangang university hospital] (Ep. 2)

  Guest Role
• 
  Jung Si Heon

  Kang Yong Ho [Young] (Ep. 2)

  Guest Role
• 
  Lee Do Hyung

  [Choi Seong Group employee] (Ep. 3)

  Guest Role
• 
  Song Wook Kyung

  [Yujin factory manager] (Ep. 3)

  Guest Role
• 
  Gong Min Jung

  [Governor's aide] (Ep. 4)

  Guest Role
• 
  Hwang Jung Yoon

  [Hotel employee] (Ep. 4)

  Guest Role
• 
  Kim Song Il

  Kim Sang Do [GF Solutions CEO] (Ep. 4-5)

  Guest Role
• 
  Shim Yoon Bo

  Jang Yeong Guk [Mayor] (Ep. 4, 6)

  Guest Role
• 
  Kim Han Soo

  [Energy employee] (Ep. 6)

  Guest Role
• 
  Jeong Yu Hyun

  Mr. Yang (Ep. 6, 8)

  Guest Role
• 
  Shin Jun Chul

  Lee Dong Ho [Choi Seong Group] (Ep. 8)

  Guest Role
• 
  Lee Eun

  [Choi Seong Group employee] (Ep. 8)

  Guest Role
• 
  Lee Eo Jin

  [Choi Seong Group employee] (Ep. 8)

  Guest Role
• 
  Jeon Min Hyup

  [Choi Seong Group employee] (Ep. 8)

  Guest Role
• 
  Koo Min Hyuk

  Attorney Yeom (Ep. 9)

  Guest Role
• 
  Yoon Jung Hoon

  [Prosecutor] (Ep. 9)

  Guest Role
• 
  Lee Jun I

  [Prosecutors' office staff] (Ep. 9)

  Guest Role
• 
  An Tae Gyeong

  [Prosecutors' office staff] (Ep. 9)

  Guest Role
• 
  Seung Eui Yeol

  Seung Eui Yeol [Choi Seong Group]

  Guest Role
• 
  Lee Sung Il

  Park Gi Mok [Choi Seong Group]

  Guest Role
• 
  Hyun Jin

  Hyeon Jin [Choi Seong Group]

  Guest Role
• 
  Seo Shin Woo

  Seo Sin U [Choi Seong Group]

  Guest Role
• 
  Yoon Hyo Sik

  Kwon Beom Sik [Choi Seong Mulsan]

  Guest Role
• 
  Park Jae Wan

  [C&T executive]

  Guest Role
• 
  Jo Eun Sol

  [Choi Seong Group employee]

  Guest Role
• 
  Ko Gyeong Man

  [Choi Seong Group executive]

  Guest Role
• 
  Hwang Gyu Chan

  [Choi Seong Group employee]

  Guest Role
• 
  Yoo Yong

  Cho Haeng Mun [Choi Seong Group auditor]

  Guest Role
• 
  Ahn Sung Bong

  Secretary Cho [Byeong Mo's secretary]

  Guest Role
• 
  Kim Ji Yul

  Kang Bang Geul [Child]

  Guest Role
• 
  Suh Ji Ho

  Kang Jae Gyeong [Teen]

  Guest Role
• 
  Jung Soon Mi

  [Choi Seong Group cleaning lady]

  Guest Role

Cameo

• 
  Shin Ryu Jin

  [Herself] (Ep. 12)

  Cameo