An Jung Heon [Rescue team's leader] / An Jung-heon
Baek Kang-hyeok
Yang Jae-won
Cheon Jang-mi
Han Yoo-rim
Park Kyeong-won
Kang Myeong-hee
Choi Jo Eun [Director of Korea University Hospital]
Hong Jae Hun [Director of Planning and Coordination]
Kim Seong Yun [Nurse]
Nurse Bang
Han Ji-yeong
Shim Jae-min
Lee Gi-yeong
Lee Hye-yeong
Reporter Nam Su-ho
Im Min-ho
Jeong Jun-su
Sniper
[ER detective]
