My Country: The New Age

Composer

• 
  Choi Chul Ho

Director

• 
  Kim Jin Won

Executive Producer

• 
  Oh Hwan Min

Screenwriter

• 
  Chae Seung Dae

Main Role

• 
  Yang Se Jong

  Seo Hwi

  Main Role
• 
  Woo Do Hwan

  Nam Sun Ho

  Main Role
• 
  Kim Seol Hyun

  Han Hee Jae

  Main Role

Support Role

• 
  Jang Hyuk

  Lee Bang Won

  Support Role
• 
  Kim Yeong Cheol

  Lee Sung Gye [Bang Won's father]

  Support Role
• 
  Ahn Nae Sang

  Nam Jeon [Seon Ho's father]

  Support Role
• 
  Cho Yi Hyun

  Seo Yeon [Seo Hwi's younger sister]

  Support Role
• 
  Ji Seung Hyun

  Park Chi Do

  Support Role
• 
  In Gyo Jin

  Park Moon Bok

  Support Role
• 
  Lee Yoo Joon

  Jung Beom

  Support Role
• 
  Jang Young Nam

  Seo Seol [Madam, Ihwaru House]

  Support Role
• 
  Hong Ji Yoon

  Hwa Wol [Ihwaru gisaeng]

  Support Role
• 
  Kim Jae Young

  Tae Ryung [Lee Bang Won's subordinate]

  Support Role
• 
  Kim Seo Kyung

  Cheon Ga [Lee Bang Won's subordinate]

  Support Role
• 
  Lee Hyun Kyun

  Lee Bang Gan [Lee Bang Won's brother]

  Support Role
• 
  Park Ye Jin

  Queen Sindeok [of Goksan Kang Clan]

  Support Role
• 
  Kim Dong Won

  Hwang Sung Rok

  Support Role
• 
  Kim Dae Gon

  Kang Kae [Gambling House owner]

  Support Role
• 
  Kim Min Ho

  Lee Bang Seok [Queen Sindeok’s 2nd son]

  Support Role
• 
  Yang Hyun Min

  [Captain]

  Support Role
• 
  Lee Seung Chul

  Lee Saek [pen name Mokeun, Goryeo Minister]

  Support Role
• 
  Kim Kwang Shik

  General Jung Sa Jeong

  Support Role
• 
  Choi Go

  Lee Bang Beon [Queen Sindeok’s 1st son]

  Support Role
• 
  Jang Do Ha

  Gyeol [Ihwaru Guard]

  Support Role
• 
  Lee Hyo Je

  Lee Bang Seok [Crown Prince]

  Support Role
• 
  Kim Seo Won

  Lee Bang Gwa [Lee Bang Won's brother]

  Support Role
• 
  Jo Seung Yun

  Lord Sim Hyo Saeng [5th Royal Secretary]

  Support Role

Guest Role

• 
  Hong Seong Gwan

  [Injured soldier]

  Guest Role
• 
  Lee Shi Woo

  Nam Min Ho [Nam Jeon's 1st son]

  Guest Role
• 
  Moon Woo Jin

  Seo Hwi [Young] (Ep. 1-2, 4)

  Guest Role
• 
  Kim Kang Hoon

  Nam Seon Ho [Young] (Ep. 2, 4, 7)

  Guest Role
• 
  Park So Yi

  Seo Yeon [Young]

  Guest Role
• 
  Yoo Oh Sung

  Seo Geom [Seo Hwi's father]

  Guest Role
• 
  Kwak Sun Young

  [Han Hee Jae's mother]

  Guest Role
• 
  Kim Yun Seo

  [Nam Seon Ho's mother]

  Guest Role
• 
  Jung Won Chang

  (Ep. 6)

  Guest Role
• 
  Han Ki Joong

  Step-nephew, Wanwon Buwongun (Ep.11)

  Guest Role
• 
  Son Kyung Won

  [Minister of Military Affairs]

  Guest Role
• 
  Yong Jin

  [Hee Jae’s Spy] (Ep 12)

  Guest Role
• 
  Lee Dong Hyeon

  [Beggar, Sung Rok tosses money to] (Ep 4)

  Guest Role
• 
  Lee Soo Yong

  [Lieutenant stays behind for ambush] (Ep 4)

  Guest Role
• 
  Bae Seong Il Guest Role
• 
  Shim Jae Hyun

  [Villager, ‘Captain Seo’s Country’] (Ep 16)

  Guest Role
• 
  Ahn Seo Yeon

  Princess Jeongsun [Bang Won's daughter]

  Guest Role
• 
  Gu Bon Jin

  [Palace guard captures Seon Ho] (Ep 13)

  Guest Role
• 
  Kang Young Eun

  [street children singing praises to General Lee] (Ep 4)

  Guest Role
• 
  Han Dong Gyu

  [Civil Service Examiner] (Ep 2)

  Guest Role
• 
  Park Joo Yong

  [Moon Bok’s patient] (Ep 10)

  Guest Role
• 
  Ji Yun Jae

  Lee Bang Won [Young]

  Guest Role
• 
  Gong Ho Seok Guest Role
• 
  Shim Wan Joon

  Kkae Kku, Bandit Leader (Ep 4)

  Guest Role
• 
  Jung Soo Kyo

  [Exam Registrar] (Ep 1)

  Guest Role
• 
  Uhm Ji Sung

  Do Won [Chi Do’s training soldier] (Ep 10-11)

  Guest Role
• 
  Park Ki Ryung

  [Goryeo Minister]

  Guest Role
• 
  Eom Seo Hyun

  Han Hee Jae (Young)

  Guest Role
• 
  Jang Nam Yul

  [Pharmacist] (Ep 1)

  Guest Role
• 
  Kim Yoon Joo

  [Gambling house staff] (Ep 5)

  Guest Role
• 
  Lee Gyu Sub

  [Jung Sa Jeong's subordinate]

  Guest Role
• 
  Jung Dong Geun

  [Nam Jeon’s minion]

  Guest Role
• 
  Choi Ga In

  [Minister’s wife] (Ep 10)

  Guest Role
• 
  Kim Seung Chan

  [young soldier] (Ep 3)

  Guest Role
• 
  Na Ya

  Cha Soo [Ihwaru Gisaeng]

  Guest Role
• 
  Kim Yong Jin

  [Crown Prince’s eunuch] (Ep 12)

  Guest Role
• 
  Lee Hyun Kul

  [Taejo’s Chief guard] (Ep 13-14)

  Guest Role
• 
  Seo Kwang Jae

  [Hee Jae’s Doctor] (Ep 14)

  Guest Role
• 
  Ji Sung Geun

  [Bang Gan’s servant] (Ep14)

  Guest Role
• 
  Shin Deok Ho

  [Minister of Personnel] (Ep 14)

  Guest Role
• 
  Park Sang Hyun Guest Role
• 
  Kim Soo Ha

  [Village child, gives Seon Ho a flower] (Ep 16)

  Guest Role
• 
  Park Seung Tae

  [Villager, ‘Captain Seo’s Country’] (Ep 16)

  Guest Role
• 
  Noreen Joyce Guerra

  [Palace Attendant]

  Guest Role

Unknown

• 
  Jung Ji Hwan Unknown
• 
  Richard Kim Unknown
• 
  Kim Sung Yeol

  [Pickpocket]

  Unknown
• 
  Kwon Chan Min Unknown
• 
  Kim Jin Ok Unknown