The First Responders
Kang Ki-doongKong Myeong-pil Cho Seung-yeonJin Chul-joong Jo Hee-bongYang Chi-young Bae Kang-minYang Min-hyuk Yang Jong-wookCha Jae-hee [Doctor] Heo Ji-wonKwak Kyung-joon Park Joo-youngPark Myung Hee [NFS] Kwon Oh-kyung[Maintenance manager] Bae Min-junKang Young Min Yoo Byeong-hunMoon Young-soo Choi Jae-hwanChoi Doo-jun Shim Ah-reumChoi Na-ri's Friend Ji Seong-geunSecurity Guard Ha I-aanChoi Na-ri's Friend Kang Ye-chanWoo-hyuk's Friend Seok Min-giWoo-hyuk's Friend Jung Ji-hoonWoo-hyuk's Friend Jung WookChief Firefighter Choi Won-youngHa Young-doo Ryoo Je-seungMajung Police Officer Park Jin-sooMajung Police Officer Oh Kyung-minFactory Manager Yoo Dok-hyunRestaurant Owner Lee Seol-HeeMother with Child Chae Yoon-heeRestaurant Owner Choi Ja-woonChild in the Restaurant Kang Chung-hunFirefighter Yoon Sang-hwaYang Sang-man Jo Young-gyuMapeong Hospital Doctor Hong Seo-junChoi Hyung-joon Park Si-wonBong Do-jin (Young) Hong Dong-yeongKang Do-ha (Young) Yeom Seung-yiSaleswoman (Eps 9) Kang Chae-min[Butane gas boy] Han Jeong-hunArt Direction Kwon Bong-keunFirst Assistant Director Kang Young-mukAction Director