The Flower in Prison

Jin Se-yeon as Ok-nyeo / Lee Seo-won

Jung Da-bin as young Ok-nyeo

Go Soo as Yun Tae-won, Pyeongsiseo's Administrator

Jung Yoon-seok as young Yun Tae-won

Kim Mi-sook as Queen Munjeong

Jung Joon-ho as Yun Won-hyeong

Park Joo-mi as Jeong Nan-jeong

Yoon Joo-hee as Yi So-jeong, 2nd Head Gisaeng, from Songdo

Kim Soo-yeon as Yun Shin-hye

Roh Jeong-eui as young Yun Shin-hye

Jun Kwang-ryul as Park Tae-su, former head of chetamin, then teacher of Chinese and martial arts of Ok-nyeo

Choi Tae-joon as Seong Ji-heon, Podocheong's Captain, then key person at Ministry of Personnel

Jung Eun-pyo as Ji Cheon-deuk, Jeonokseo's scribe, Ok-nyeo's adoptive father

Kim Eung-soo as Jeonokseo's director

Choi Min-chul as Jeong Dae-sik, Jeonokseo's director

Im Jeong-ha as Lee Hyo-sung, Jeonokseo's curator

Park Gil-soo as Yoo Jong-hoe, Jeonokseo's assistant curator

Ahn Yeo-jin as Yu-geum, kitchen damo

Goo Hye-ryung as Deok-boon, jail damo

Jo Yoon-ho as Jae-deok, Jeonokseo's jailer

Shorry J as Cheon-doong, pickpocket

Lee Se-chang as Jeon Woo-chi

Joo Jin-mo as Tojeong Yi Ji-ham, philosophy and strategy teacher of Ok-nyeo

Lee Jeong-yong as Go Dae-gil

Lee Hee-do as Gong Jae-myung

Kim Hyung-beom as Do-chi

Wi Yang-ho as Jak-doo

Kim Ik-tae as Seong Hwan-ok

Yoon Yoo-sun as Lady Kim, Yun Won-hyeong's legal wife

Maeng Sang-hoon as Jeong Mak-gae, brother of Jeong Nan-jeong

Kim Yoon-kyung as Min Dong-joo, head merchant, wife of Jeong Mak-gae

Lee Ip-sae as Oh Jong-geum, lady in waiting then 'Second Madam' of Yun Won-hyeong

Heo Ji-eun as Cheon Sun-geum

Yeo Ho-min as Dong Chang, henchman of Jeong Nan-jeong

Yoon Yong-hyun as Jeong Man-ho, Jeong Nan-jeong's younger cousin

Oh Na-ra as Hwang Gyo-ha, Head Gisaeng

Jung Byung-cheol as Seong Cha-heum, administrator

Lee Ji-seon as Chae-seon

Son Ga-young as Da-jeong

Kim Ji-eun as Myo-hyang

Son Na-rae as Shin-bi

Kim Seon-kyung , as Tae-won's mother

Seo Ha-joon as King Myeongjong

Lee Seung-ah as Court Lady Han, friend of Ga-bi

Ryu Seung-gook as Han Jae-seo, Naegeumwi's Captain, Myeongjong's palace

Gong Jae-won as Chief Eunuch, Myeongjong's palace

Kwak Min-ho as Gi Chun-su, Naegeumwi's Captain, Queen Dowager's palace

Kim Min-kyung as Court Lady Kim, Queen Dowager's palace

Kim Beop-rae as King Jungjong, Ok-nyeo's biological father

Bae Geu-rin as Ga-bi, Ok-nyeo's mother

Park Joo-hyung as Lee Myung-heon, former Naegeumwi's Captain, Jungjong's reign

Jung Sung-woon as Prince Deokheung, son of King Jungjong

Kim Hyun-bin as Prince Haseong, later King Seonjo, third son of Prince Deokheung

Im Ho as Gang Seon-ho, current head of chetamin, Undercover as Podocheong's lieutenant, then secretary of the War Minister (Daeyun)

Seo Beom-sik as Ju Cheol-gi, instructor

Park Jeong-woo as Yun Tae-gyu

Yoon Young-joo as Min Su-ok, former Court Lady, Jungjong's reign

Go Eun-soo as Cho-hee, Ok-nyeo's escort warrior

Kim Tae-young as Podocheong's Chief

Yun Jin-ho as Podocheong's Captain

Ahn Shin-woo as Podocheong's Captain

Lee Bong-won as Yang Dong-gu, lieutenant

Jung Woo-shik as Song Seok-wu, lieutenant

Sin Guk as Yi Young-shin, Pyeongsiseo's Superintendent

Yi Jong-gu as Pyeongsiseo's Superintendent

Kim Kyung-ryong as Oh Dal-joong, former Pyeongsiseo's Administrator

Yi Jae-jun as Jo Se-Oh, Pyeongsiseo's assistant

Gang Jun-yeong as Hwang Myeong-geol Pyeongsiseo's assistant

Han In-soo as Lee Jeong-myung, Minister of War

Kim Jin-ho as Jung Sang-ho, Ministry of Rites, then Minister of Taxation

Son Seon-geun as Kim Tae-jeong, Ministry of Justice's secretary

Song Yong-tae as Sogyeokseo's assistant commissioner

Cha Geon-woo as Hwanghae Province's governor

Lee Chan as Jang Seon-poong, Haeju Provincial Governor's Office's clerk

Lee Joo-seok as Lee Jeong-gook, interpreter

Kim Ji-eun as Myu-hyang

Han Da-eun as Seon-hwa

Song Young-woong as Oh Jang-hyun, Ming's Eunuch, Joseon-born

Bong Hye-seon

Kim Jeong-seok

Bang Gil-seung

Yang Jae-young

Yoo Sang-jae

Lee Jin-mok

Ra Yoon-chan

Ahn Soo-ho

Kim Tae-beom

Min Byung-wook

Yoon Sung-won

Lee Doo-seok

Baek Min as Kim Moon-chang

Lee Joo-seok

Jung Jin as Atayi, Jurchen tribe

Jang Moon-gyu

Kim Dae-heung

Yoon Jong-goo

Kwon Beom-taek

Kang Cheol-sung

Jung Dong-gyu as Lee Myung-woo

Lee Sook as Yeo Joo-daek

Sung Chan-ho

Choi Gyo-sik

Lee Yoon-sang

Lee Gyu-seop

Jung Eun-sung as Myung-seon

Maeng Bong-hak

Seo Ha-joon as Man-ok

Park Sung-gyun

Baek Seung-cheol

Kim Yoon-tae

Kim Joo-hwang

Choi Yoon-joon

Park Geon-rak

Song Jin-woo

Jang Tae-min

Yoo Ha-bok as bandit boss

Im Sung-pyo

Ri Min

Lee Chang

Jeon Hae-ryong

Seol In-ah as young Court Lady Han

Sung Hyun-mi

Kim Mi-so as Mong-shil

Son Gwang-eop

Choi Jong-nam as Ma Chang-do

Bae Do-hwan

Shin Joon-young

Jung Hyun-seok

Ahn Min-sang

Na Sung-gyun

Moon Cheol-hoon

Yoon Sung-hyun

Kim Kwang-tae

Kim Jin-seo

Jo Jeong-moon

Kang Hak-soo

Go Han-min

Uhm Tae-ok

Park Ik-joon

Lee Taek-geun

Mi Seok

Ha Soo-ho

Park No-sik

Yoon Hyuk-jin

Jang Gyeok-soo

Song Kyung-eui

Min Joon-hyun