Nine Puzzles

Kim Da-mi

Yoon Ena

Son Suk-ku

Kim Hansaem

Kim Sung-kyun

Yang Jeong-ho / Violent Crimes Unit 2 Team Chief

Hyun Bong-sik

Choi San / Violent Crimes Unit 2 Detective

Kwak Ja-hyung

Roh Su-kwang / Violent Crimes Unit 2 Detective

Jang Gyeok-su

Hyeon Ho-geun / Hangang Police Station Chief

Jeong Man-sik

Tae Dong-su / Captain

Ahn So-yo

Yun Go Eun / Criminal Analysis Team Chief

Hong Bi-ra

Byeon Jiyun / Criminal Analysis Team

Kim Doh-yon

Nam Hyeok-su / Criminal Analysis Team

Lee Joo-young

Nam Na Ri / Police

Park Gyu-young

Lee Seung-ju / Sunshine Mental Health Psychiatrist

Ji Su-yeon

Cho Gi Bbeum / Sunshine Mental Health Nurse

Park Seong-yeon

Kong Yeong Im / Ena's Housekeeper

Roh Jae-won

Hwang In Chan / Sunshine Mental Health Psychiatrist