Characters played by Kim Seo-hyeong
Cha Young Jin
Characters played by Deok-Hwan Ryu
Lee Sun Woo
Characters played by Park Hoon
Baek Sang Ho
Characters played by Ji-ho Ahn
Go Eun Ho
Characters played by Moon Sung-Keun
Hwang In Beom
Characters played by Jin-Woong Min
Detective Lee Jae Hong
Characters played by Seo Ha
Yoon Ja Young
Characters played by Chan-Young Yoon
Joo Dong Myung
Characters played by Jang Young-Nam
Jung So Yeon (Eun Ho's mother)
Characters played by Soo-Jang Baek
Detective Park Jin Soo
Characters played by Jo Han-chul
Yoon Hee Sub
Characters played by Seok-Chan Jeon
Detective Kim Byung Hee
Characters played by Cheol-min Park
Han Geun Man
Characters played by Min-Jeong Park
Bae Sun A
Characters played by Shin Jae Hwi
Oh Du Seok
Characters played by Tae Won-suk
Ko Hee Dong
Characters played by Yoon Jae-Yong
Ha Min Sung
Characters played by Hae-hyo Kwon
Jang Gi Ho
Characters played by Yeong-ju Seo
Kim Tae Hyung
Characters played by Baek Hyun-joo
Im Hee Jung
Characters played by Ye-Rin Ok
Yoon Ji Won (Hee Sub's daughter)
Characters played by Kang Shin-il
Seo Sang Won
Characters played by Yeo-woon Han
Lee Sun Kyung (Sun Woo's sister)
Characters played by Han Soo Hyun
Kim Chang Soo
Characters played by Kim Shi Eun
Choi Soo Jung
Characters played by Jeong Ji-Hoon
Baek Sang Ho (child)
Characters played by Kim Sae-ron
Cha Young Jin (young)
Characters played by Min Sung-wuk
Kevin Jung
Characters played by Seo Yi-Sook
Soo Jung's mother
Characters played by Baek Jae-Woo
Baek Sang Ho (young)
Characters played by Moo-Song Jeon
Kwon Jae Cheon
Characters played by Jin-yeong Park
Kang In Jik
Characters played by Woo Jin Kim
Hotel employee
Characters played by Seung-Yeon Lee
Han Sol's aunt
Characters played by Shin Mi-young
Yoo Pan Sool's neighbor