Duelist— Full Cast

Ha Ji-won

as Nam-soon

Gang Dong-won

as Sad Eyes

Ahn Sung-ki

as Detective Ahn

Song Young-chang

as Minister Song Pil-joon

Yun Ju-sang

as Bong-chool

Kim Bo-yeon

as Jangot Woman

Lee Han-wi

as Woman's Husband

Kim Jung-tae

as Ga Du-chi

Do Yong-gu

as Public Officer

Sim Cheol-jong

as Machookji

Bae Joong-sik

as Detective Bae

Hwang Ui-doo

as Detective Hwang

Jang In-bo

as Detective Jang

Park Myung-shin

as Gi-saeng's Mother

Yoon Ga-hyun

as Mistress