Ahn Bo-hyun
Do Bae-man (16 eps)
Jo Bo-ah
Cha Woo-in (16 eps)
Oh Yeon-soo
Noh Hwa-young (16 eps)
Kim Young-min
Yong Moon-goo (16 eps)
Kim Woo-seok
Noh Tae-nam (16 eps)
Kang Yeong-seok
Kang Ha-joon (16 eps)
Kwon Dong-ho
Seol-Ak (16 eps)
Nam Kyung-eup
Lee Jae Sik (16 eps)
Park Jin-woo
Seo Joo Hyu (16 eps)
Jeong In-gi
General Heo Gang In (16 eps)
Lee Jae Seong
Seol-ak's Subordinate (5 eps)
Kim Hee-won
Moon Goo's secretary (2 eps)
Kim Joon-hyung
CCTV Room Staff (1 eps)