"Kingdom of Joseon, ancient Korea. A usurper has conquered the throne. His ministers are being systematically eliminated by a mysterious assassin. An arrogant master swordsman is in charge of putting an end to the carnage."
Choi Min-soo
as Choi Ji-hwan
Cho Jae-hyun
as Yun Gyu-yeop
Kim Bo-kyung
as Shi-yeong
Lee Jong-soo
as Jae-deok
Yoo Yeon-soo
as Officer Seo
Gi Ju-bong
as Officer Jang
Jeong Seong-hwan
as Jeong Yeo-gyun
Jo Sang-geon
as Kim-in
Kang Shin-il
as His Majesty
Kwon Hyuk-ho
as Captain of Guard
Kim Se-dong
as His Excellency Hwang
Lee Bong-gyu
as Min Dae-gam
Kim Jong-goo
as His Excellency Song
Jo Sun-mook
as His Excellency Lee
Oh Seung-myeong
as His Excellency Yu
Bae Joong-sik
as Tae-baek
Yeom Cheol-ho
as Mole
Lee Jeong-hak
as Leader of the Office of Special Advisors
Kim Si-young
as Sook-hyang
Won Tae-hee
as Prisoner
Lee Gi-ho
as Sa-gwan
Jung In-sook
as Gi Nyeo-deul
Kim Seung-o
as Mu-kwan's Underling
Oh Se-yeong
Stunts
Yuen Bun
Stunt Coordinator
Martial Arts Choreographer
Seo Myeong-seok
Won Jin
Stunt Double
Action Director
Yang Hae-gil
Lee Dong-kwon
Producer
Lee Kyeong-seop
Original Music Composer
Kyung Min-ho
Editor
Hong Jong-o
Art Direction
Kim Eui-suk
Director
Kim Hae-gon
Screenplay
Ma Dae-yun
Assistant Director
Mun Yong-sik
Director of Photography
Jang Min-seok
Park Kye-ok
Jang Jin
Makeup & Hair