My Country: The New Age

My Country: The New Age is a 2019 South Korean television series starring Yang Se-jong, Woo Do-hwan, Kim Seol-hyun and Jang Hyuk. It aired on JTBC from October 4 to November 23, 2019, every Friday and Saturday at 22:50 (KST). It is also available for streaming on Netflix in selected regions.

Synopsis
During the transitional period between the end of the Goryeo dynasty and the beginning of the Joseon dynasty, two friends become enemies following a misunderstanding. They try to protect their country, and the people they love, their own way.

Main

 * Yang Se-jong as Seo Hwi
 * Moon Woo-jin as young Seo Hwi
 * A warrior who is the son of a famous swordsman who was framed and put to death.


 * Woo Do-hwan as Nam Seon-ho
 * Kim Kang-hoon as young Nam Seon-ho
 * An ambitious military officer who is the illegitimate son of a high-ranking official.


 * Kim Seol-hyun as Han Hee-jae
 * Uhm Seo-hyun as young Han Hee-jae
 * An intelligent and outspoken woman raised by kisaeng in Ihwaru.


 * Jang Hyuk as Yi Bang-won
 * Ji Eun-sung as young Yi Bang-won
 * A prince who helps his father overthrow the Goryeo dynasty but is not recognized for his contributions.

People in the Palace

 * Kim Yeong-cheol as Yi Seong-gye, Yi Bang-won's father
 * Ahn Nae-sang as Nam Jeon, Nam Seon-ho's father
 * Park Ye-jin as Queen Sindeok, Yi Seong-gye's second wife
 * Lee Hyun-kyun as Yi Bang-gan, Yi Bang-won's elder brother
 * Lee Hyo-je as Yi Bang-seok, Yi Seong-gye and Queen Sindeok's second son
 * Kim Min-ho as young Yi Bang-seok

People around Seo Hwi

 * Yu Oh-seong as Seo Geom, Seo Hwi's father
 * Cho Yi-hyun as Seo Yeon, Seo Hwi's sister
 * Park So-yi as young Seo Yeon
 * Ji Seung-hyun as Park Chi-do, lieutenant who used to work under Seo Geom
 * Lee Yoo-joon as Jeong Beom, soldier who fought alongside Seo Hwi in the army
 * Shim Wan-joon as Ggae-kku
 * In Gyo-jin as Park Moon-bok, soldier who worked as a medic in the army

People in Ihwaru

 * Jang Young-nam as Seo Seol, owner of Ihwaru
 * Hong Ji-yoon as Hwa-wol, kisaeng who worked in Ihwaru
 * Kim Dae-gon as Kang-kae
 * Jang Do-ha as Gyeol, security guard of Ihwaru

Others

 * Choi Go as Lee Bang-beon
 * Kim Seo-kyung as Cheon-ga, Lee Bang-won's subordinate
 * Kim Jae-young as Tae Ryeong, Lee Bang-won's subordinate
 * Kim Dong-won as Hwang Sung-rok, an ex-soldier who is working for Nam Seon-ho