Character Name : Yoo Mi-ho / Lee Ji-ah

Original Name : 손예진

Gender : Female

Character Name : Han Dong-soo

Original Name : 한석규

Gender : Male

Character Name : Kim Yo-han

Original Name : 고수

Gender : Male

Character Name : Lee Si-yeong

Original Name : 이민정

Gender : Female

Character Name : Cha Seung-jo

Original Name : 박성웅

Gender : Male

Character Name : Seo Hae-yeong

Original Name : 차화연

Gender : Female

Character Name : Park Tae-ho

Original Name : 정진

Gender : Male

Character Name : Yak-tong

Original Name : 임지규

Gender : Male

Character Name : Jo Min-woo

Original Name : 방중현

Gender : Male

Character Name : Park Mi-yeon

Original Name : 손지나

Gender : Female

Character Name : Lee Ji-ah (young)

Original Name : 주아름

Gender : Female

Character Name : Aunt

Original Name : 예수정

Gender : Female

Character Name : Na-hyeon

Original Name : Han Ye-won

Gender : Female

Character Name : Hong Yun-mi (uncredited)

Original Name : Kim Ji-hyeon

Gender : Female

Character Name : Yang Mi-sook (uncredited)

Original Name : 조경숙

Gender : Female

Character Name : Kim Si-hoo (uncredited)

Original Name : 최진호

Gender : Male

Character Name : Kang Jae-doo (uncredited)

Original Name : 정인기

Gender : Male

Character Name : Crime lab investigation team leader (uncredited)

Original Name : 서동수

Gender : Male