Pemeran The Scholar Who Walks the Night

Lee Joon Gi (이준기)

as Kim Sung Yeol

Pemeran Utama

Lee Yoo Bi

as Jo Yang Seon / Seo Jin

Pemeran Utama

Shim Chang Min

as Lee Yoon

Pemeran Utama

Lee Soo Hyuk (이수혁)

as Gwi

Pemeran Utama

Kim So Eun

as Choi Hye Ryung / Lee Myung Hee

Pemeran Utama

Jang Hee Jin (장희진)

as Soo Hyang

Pemeran Pembantu

Han Jung Soo

as Baek In Ho

Pemeran Pembantu

Park Shi Woo

as Dam Yi

Pemeran Pembantu

Choi Tae Hwan

as Ho Jin

Pemeran Pembantu

Lee Soon Jae

as King Seon Jo

Pemeran Pembantu

Kim Myung Gon

as Noh Chang Sun

Pemeran Pembantu

Son Jong Hak

as Choi Chul Jong

Pemeran Pembantu

Jung Kyu Soo

as Jo Saeng

Pemeran Pembantu

Jung Suk Yong

as Choi Do Gap

Pemeran Pembantu

Oh Yoon Hong

as Kkot Bun

Pemeran Pembantu

Yoon Bong Gil

as Gap Jae

Pemeran Pembantu

Kwon Hwa Woon

as Hyun Gyu

Pemeran Pembantu

Kang Han Saem

as Mak Son

Pemeran Pembantu

Moo Jin Sung

as No Hak Yeong

Pemeran Pembantu

Byeon Woo Jong

as Choi Pil Yun [Escort guard]

Pemeran Pembantu

Yoon In Jo

as Hyang Soon

Pemeran Pembantu

Jang Seung Jo (장승조)

as Sa Dong [Crown Prince] (Ep. 2-3, 5, 7,9)

Pemeran Pembantu

Lee Hyun Woo (이현우)

as Jung Hyun [Crown Prince] (Ep. 1)

Bintang Tamu

Gong Jae Won

as Dae Shin

Bintang Tamu

Lee Da Kyung

as Yang Sun [Young]

Bintang Tamu

Ryu Han Bi

as Bong Hee [Tribute girl]

Bintang Tamu

Noh Yi Han

as [Village school kid]

Bintang Tamu

Kim Gyu Seon

as Kim Kyu Seon

Bintang Tamu

Lee Bong Gyu

Bintang Tamu

Jang Tae Min

Bintang Tamu

In Sung Ho

Bintang Tamu

Seo Kwang Jae

Bintang Tamu

Woo Jung Kook

Bintang Tamu

Ha Soo Ho

Bintang Tamu

Kim Hye Jun

Bintang Tamu

Yang Ik June

as Hae Sun [Gwi's guardian] (Ep. 1)

Bintang Tamu

Lee Ho Jae

as King Moon Jo [Jung Hyun's father] (Ep. 1)

Bintang Tamu

Kim Ye Ryung

as [Sung Yeol's mother] (Ep. 1)

Bintang Tamu

Park Chang Woo

as [Yoon's assassin]

Bintang Tamu

Oh Joon Sung

Composer

Lee Sung Joon

Sutradara

Jang Hyeon Ju

Screenwriter

Park Min I

Bit part