Mary Kills People

Lee Bo-young

Wu So-jung

Lee Min-ki

Cho Hyeon-woo

Kang Ki-young

Choi Dae-hyeon

Bek Hyun-jin

Koo Kwang-cheol

Kim Tae-woo

Ahn Tae-seong

Yoon Ga-i

Choi Ye-na

Kwon Hae-hyo

Father Yang

Seo Young-hee

Ryu Yi-su

Yoo Seung-mok

MP Baek

Kang Na-eon

Wu-mi

Tae Hang-ho

Detective Bu

Kwak Sun-young

Koo Hye-rim