수상한 그녀

김해숙

Oh Mal-soon

Hyun Seung-min

Oh Doo-ri

진영

Daniel Han

채원빈

Choi Ha-na

김소원

Chan Mi

Lee Hwa-Kyum

Li Na

Lee Kwang-hee

Sang-joo

유정후

안세민

Seongmun (Youth)

정보석

Park Gap Yong

서영희

Ban Ji Suk [Choi Ha-na's mother, Choi Min-seok's wife, Oh Mal-soon's daughter]

인교진

Choi Min-seok

차화연

Kim Ae Sim

이달

Hoi

Oh Ji-yeon

Joon Hee

현재연

Soo Jin [member of the group Element]