Kim Yeo-jin
Shin Young-Shin
Yang Ik-june
Hwang Dong-min
Ok Ji-young
Kim Yang-sook
Lee Moon-sik
Yoo Kwak
Ji Jin-hee
Ji Sung-hee
Jeong Woo-hyuk
Detective Agency team leader
Kim Gyu-ri
Yoo Young-shim
Choi Jeong-in
Hong Geum-sun
Kim Tae-jeong
Hotel President Park's wife
Lee Min-woong
Detective Agency 3