Six Flying Dragons

Six Flying Dragons is a South Korean television series starring  Yoo Ah-in, Kim Myung-min, Shin Se-kyung, Byun Yo-han, Yoon Kyun-sang and Chun Ho-jin. It aired on SBS on Mondays and Tuesdays at 22:00 for 50 episodes beginning on October 5, 2015, as part of SBS 25th anniversary special. The drama serves as a loose prequel to Deep Rooted Tree.

Title
The Korean title of the series is in Old Korean. Nareushya is a native Korean word, which translates to nara oreuda (날아 오르다) or "soar up to the sky" in modern Korean. Thus, the literal translation of the title is "six dragons soaring up to the sky" (여섯 마리의 용이 날아오르셔서).

Plot
The story tells about the foundation of the Joseon dynasty in the Korean Peninsula, and the ambitions, success and conflicts of several real and fictional characters, with a focus on the young Yi Bang-won.

The Six Dragons

 * Yoo Ah-in as Yi Bang-won (later King Taejong)
 * Nam Da-reum as young Yi Bang-won
 * Kim Myung-min as Sambong Jeong Do-jeon
 * Shin Se-kyung as Boon-yi
 * Lee Re as young Boon-yi
 * Yoon Yoo-sun as old Boon-yi (cameo)
 * Byun Yo-han as Yi Bang-ji, the best swordsman in the Three Kingdoms
 * Yoon Chan-young as young Ddang-sae
 * Yoon Kyun-sang as Moo-hyul, the best swordsman in Joseon
 * Baek Seung-hwan as young Moo-hyul
 * Chun Ho-jin as Yi Seong-gye (later King Taejo)

People around Yi Bang-won

 * Gong Seung-yeon as Min Da-kyung (later Queen Wongyeong), Yi Bang-won's wife
 * Nam Da-reum as Yi Do (later King Sejong the Great), Yi Bang-won's third son
 * Min Sung-wook as Jo Young-kyu, Yi Bang-won's bodyguard
 * Jo Young-jin as Min Je, Yi Bang-won's father-in-law
 * Cha Yong-hak as Yi Suk-beon
 * Choi Dae-hoon as Sagok Jo Mal-saeng

People around Jeong Do-jeon

 * Kim Eui-sung as Poeun Jeong Mong-ju
 * Jin Seon-kyu as Nam Eun
 * Lee Jeong-heon as Shim Hyo-saeng
 * Yang Hyun-min as Yangchon Gwon Geun
 * Gil Jung-woo as Jeong Gi-jun – son of Jeong Do-jeon's younger brother, Jeong Do-gwang

People around Boon-yi

 * Jeon Mi-seon as Gannan/Yeon-hyang, Boon-yi's mother

People around Ddang-sae

 * Jeong Yu-mi as Yeon-hee
 * Park Si-eun as young Yeon-hee
 * Lee Cho-hee as Gap-boon
 * Kwak Ji-hye as young Gap-boon
 * Seo Hyun-chul as Jang Sam-bong

People around Moo-hyul

 * Seo Yi-sook as Myo-sang, Moo-hyul's grandmother
 * Lee Jun-hyeok as Hong Dae-hong, Moo-hyul's martial arts teacher

People around Yi Seong-gye

 * Lee Soon-jae as Yi Ja-chun, Yi Seong-gye's father (cameo)
 * Kim Hee-jung as Madam Kang (later Queen Sindeok), Yi Seong-gye's second wife
 * Seo Dong-won as Yi Bang-gwa (later King Jeongjong), Yi Seong-gye's second son
 * Lee Seung-hyo as Yi Bang-u (later Grand Prince Jinan), Yi Seong-gye's first son
 * Kang Shin-hyo as Yi Bang-gan (later Grand Prince Hoean), Yi Seong-gye's fourth son
 * Kim Sang-woo as young Yi Bang-gan
 * Jung Jae-min as Yi Bang-ui (later Grand Prince Ik-an), Yi Seong-gye's third son
 * Park Si-jin as Yi Bang-beon (later Grand Prince Muan), Yi Seong-gye's seventh son
 * Kim Ye-june as young Yi Bang-beon
 * Jung Yoon-seok as Yi Bang-seok (later Crown Prince Uian), Yi Seong-gye's eighth son
 * Lee Seung-woo as young Yi Bang-seok
 * Kim Ji-eun as Yi Bang-gan's wife

Joseon court officials

 * Park Hae-soo as Yi Ji-ran, Yi Seong-gye's sworn brother
 * Jo Hee-bong as Hojeong Ha Ryun
 * Kwon Hwa-woon as Hwang Hui
 * Lee Myeong-haeng as Jo Jun

Goryeo peoples

 * Jeon Guk-hwan as Choe Yeong
 * Lee Hyun-bae as King U
 * Hwang Jae-won as King Chang
 * Lee Do-yeop as King Gongyang
 * Han Ye-ri as Yoon Rang/Cheok Sa-gwang
 * Park Hoon as Cheok In-gwang, Cheok Sa-gwang's brother
 * Yoon Seo-hyun as Woo Hak-joo
 * Choi Jong-hwan as Jo Min-soo
 * Ahn Gil-kang as Jo So-saeng
 * Choi Jong-won as Yi In-gyeom
 * Jeon No-min as Hong In-bang
 * Jung Doo-hong as Hong Ryun
 * Jung Moon-sung as Han Goo-young
 * Heo Joon-seok as Dae-geun
 * Park Hyuk-kwon as Gil Tae-mi/Gil Sun-mi
 * Park Sung-hoon as Gil Yoo, Gil Tae-mi's son
 * Kim Jong-soo as Yi Saek

Others

 * Lee Ji-hoon as Heo Kang/Yi Shin-jeok
 * Park Min-jung as Heuk-cheop Seon-hwa
 * Yoon Son-ha as Cho-young
 * Han Sang-jin as Monk Jukryong
 * Kim Ha-kyun as Baek Yoon
 * Yang Kyung-won as Ahn-won
 * Ahn Suk-hwan as Teacher Yooksan
 * Yeo Hoe-hyun as Sungkyunkwan student
 * Jeon Sung-woo as Sungkyunkwan student
 * Jeon Jin-seo as Eun-ho, King Gongyang's son

Ratings
In the table below, the blue numbers represent the lowest ratings and the red numbers represent the highest ratings.