Kim Jung-hak
Detective Lee

Gil Eun-hye
Young Soo-yeon
Park Cheol-ho
Section Chief Yoo
Lee Hwan-jun
Detective Kim

Kwon Tae-won
Chae Yong-hoon

Lee Dae-ro
Chief of Police

Maeng Bong-hak
Museum Colleague

Kwon Nam-hee
Soo-yeon's Mother
Park Jeong-mi
Museum Colleague
Park Jun-hwa
Kid