Song Kang-ho Gu In-ho / Homicide Detective Lee Byung-hun Park Jae-hyuk / Passenger Jeon Do-yeon Kim Sook-hee / Minister Kim Nam-gil Choi Hyun-soo / Pilot Yim Si-wan Ryu Jin-seok / Passenger Park Hae-jun Tae-su / Blue House Crisis Management Centre Director Lim Hyung-kook Captain Lee Yul-eum Park Shi-young Kim So-jin Hee-jin / Flight Attendant Seol In-a Lim Tae-eun / Flight Attendant Kim Bo-min Soo-min / Jae-hyuk's Daughter Moon Sook Dr. Han Hyun Bong-sik Yoon-cheol / Homicide Detective Kwon Han-sol Min-jung Kim Kuk-hee Mi-ryang / Passenger Kim Hak-sun Yoon-seok Lee Si-won In-seon Im Sung-jae Jong-su Kang Mal-geum Survivor Nam Myung-ryeol Director of the National Security Office Kim Ho-jung Minister of Health and Welfare Lee Hwa-ryong Director of KCDC Song Kang-ho Gu In-ho / Homicide Detective Lee Byung-hun Park Jae-hyuk / Passenger Jeon Do-yeon Kim Sook-hee / Minister Kim Nam-gil Choi Hyun-soo / Pilot Yim Si-wan Ryu Jin-seok / Passenger Park Hae-jun Tae-su / Blue House Crisis Management Centre Director Lim Hyung-kook Captain Lee Yul-eum Park Shi-young Kim So-jin Hee-jin / Flight Attendant Seol In-a Lim Tae-eun / Flight Attendant Kim Bo-min Soo-min / Jae-hyuk's Daughter Moon Sook Dr. Han Hyun Bong-sik Yoon-cheol / Homicide Detective Kwon Han-sol Min-jung Kim Kuk-hee Mi-ryang / Passenger Kim Hak-sun Yoon-seok Lee Si-won In-seon Im Sung-jae Jong-su Kang Mal-geum Survivor Nam Myung-ryeol Director of the National Security Office Kim Ho-jung Minister of Health and Welfare Lee Hwa-ryong Director of KCDC Lee Jae-eun News Anchor Kwak Min-kyu Construction Company Business Trip Employee Maurice Turner Jr. Airplane Passenger Park Jae-wan Hawaii Branch Manager Ha Soo-ho Bricom Guard