Episode 18

Jeong In-gi

Cha Do-hyeok

Jo Min-jun

Lee Hyung-nyeon

Yoon Sang-hyun

Ha Moo Yum

Kim Min-joung

Maria Oh

Sung Dong-il

Yang Cheol-gon

Lee Joon

Ryu Tae-oh

Kim Ji-won

Ma Ji-wool

Kang Nam-gil

Han Sang-hoon

Min Sung-wook

Nam Ki Ri

Yoon Kyun-sang

Youngest detective

Choo Soo-hyun

Oh Young-ae

Yoon Chan-young

young Ryu Tae-oh

Hyun Woo

young Cha Do-hyeok

Jeong Jae Min

Ha Moo Yum [Young]

Ha Jun

Nah Do-Hyung