Kadro (20)
Kim Rae-wonJi-O
Lee Da-heeHa Neul Ae Gu-Reum
Kim Seung-oYi-Son
Kim Sang-hoChoi Jin-Hwan
Jin KyungHwang Jung-A
Park Hyuk-kwonKim Cheol-Soo
Ahn Nae-sangRyu Joong-Kwon
Jeong Da-eunYoo-Na
Han Kyu-wonKim Jin-Soo
Kim Kang-binKim Tae-Oh
Go Jin-Soo[Detective]
Moon Jung-dae[Detective]
Lee Jung-okKim Hwang-Shik
Ahn Chang-hwanWon Yi
Lee Hae-yeongOh Jong-Hwan
Hwang Jae-yeolKim Yoo-Chul [Detective]
Yoo Byeong-hun[Employee]
Bae Ho-geun[Chief researcher]
Park Kyung-Soon[Researcher]
Oh Han-kyulJi Oh [Young]