Im Cheol-hyung

as Lim Do-hyeon (5 episodes)

as Tae-jeong's father

as Kim Gab-je / Recycling Plant Worker (1 episode)

as Han Ho-seok

as Chief Kang

as Hong Jang-goon

as Park Chi-guk (16 episodes)

as Park Hyeok-jun

as Kim Dong-Hwan (12 episodes)

as Park Ho-Young (32 episodes)

as Yoon Sang-pil (16 episodes)

as Seo In-jae (12 episodes)

as Tobu Zhang

as Investigation Committee Spokesperson

as Seo Gi-cheol

as Man at Clothing Store

as Detective

as Cat Girl's Song-writer

as Doctor