Directed by J.Q. Lee. Kim Nam-Soo.
Written by Seong-il Cheon.
Cast Chan-Young Yoon( Lee Cheong-san 1) . Yi-Hyun Cho( Choi Nam-ra 1) . Park Solomon( Lee Su-hyeok 1) . Kim Bo-Yoon( Seo Hyo-ryung 1) . Lim Jae-Hyeok( Yang Dae-su 1) . Ahn Seung-Kyoon( Oh Joon-yeong 1) . Sang-Yeon Son( Jang Woo-jin 1) . Jeon Bae-soo( Nam So-ju 1) . Lee Kyoo-hyung( Song Jae-ik 1) . Victoria Grace( On-jo 1) . Lisa Yamada( Hyo-Ryeong 1) . Harrison Xu( Cheong-san 1) . Rich Ting( Chief of Staff Seon-Moo 1) . Greg Chun( Jae-Ik 1) . Darren Keilan( Lee Su-Hyeok 1) . Arvin Lee( Yang Dae-su 1) . In-soo Yoo( Yoon Gwi-nam 1) . Kim Jin-Young( Kim Ji-min/ep 1) . Ha Seung-Ri( Jang Ha-ri 1) . Lee Eun-Saem( Park Mi-jin 1) . Han Yeol Yang( Yoo Joon-sung 1) . Oh Hye-soo( Min Eun-ji 1) . Kim Byeong-cheol( Lee Byeong-chan 1) . Tom Choi( Nam So-ju 1) . Nicole Fong( Ha-ri 1) . Ho-Eun Jin( Jung Min-jae 1) . Ji-ho Ahn( Kim Cheol-soo ) . Bae Hae-sun( Park Eun-hee ) . Lee Ji-hyun( Lee Cheong-san’s mother ) . Dal-hwan Jo( Jo Dal-ho ) . Park Jae-Chul( Jeon Ho-chul ) . Ivan Mok( Min-jae ) . Michael Shen( Various ) . Lee Yoo-mi( Lee Na-yeon ) . Lee Min-goo( Lee Jin-soo ) . Ji-hyeon Woo( Kim Woo-shin ) . Oh Geun-Wook( Aide 1 ) . Han Ji-Eun( Aide 2 ) . Kim Han-Sang( Aide 3 ) . Jacqueline Misaye( Ji-Min ) . Ru Kumagai( Lee Na Yeon ) . Ham Sung-Min( Han Gyeong-su ) . Na-Young Ko( Lee Jin-soo’s mother ) . Sanyee Yuan( Anchorwoman ) . Ahn Se-bin( Se-bin ) . Chae-Eun Lee( Park Hee-su ) . Lee Sang-hee( Park Sun-hwa ) . Jong-Tae Kim( Jin Seon-mu ) . Yoon Kyung-ho( Jung Yong-nam ) . Oh Hee-Joon( Son Myeong-hwan ) . Myung-Ho Lee( Medical Officer ) . Lee Si-hoon( Orangibberish ) . Hyeon-bae Dong( Park Young-hwan ) . Park Ji-Yeol( Staff Sgt. Lee Jae-jun ) . Kim Ju-a( Yoon I-sak ) . Shin Jae Hwi( Chang-hoon ) . Jung Yi-seo( Kim Hyeon-ju ) . Ryu Seung Hyun( Choi Sung-Won ) . Cho Ji-Ahn( Jang Do-min/ep ) . Eom Hyo-Seob( Principal ) . Jonathan Tanigaki( Myeong-Hwan ) . Park Boo-gun( NIS agent ) . Lee Yo-Sung( Lee Cheong-San’s father ) . Yoon Byung-hee( Kang Jin-gu ) . Jung-Yeon Kim( Kim Min-ji ) . Ashley Park( Hyeon-Ju ) . Brandon Win( Lee Jin-su ) . In Gyu-sik( NIS Field Agent ) . Na Mi-hee( Investigator ) . Eom Ji-man( Military Officer ) . Chae Dong-Hyun( Archery Coach ) . Hwang Bo-Un( Lee Ha-rim ) . Park Joon-Sang( Military Doctor ) . Doo-Gyum Jung( Party Leader ) . Hyuk-soo Kwon( Priest ) . Kim Han-Deul( Shin Hyung-seo ) . Gwang-jae Seo( Government Official ) . Myeong Jae-Hwan( Car Accident Husband ) . Ahn Si-Ha( Kim Kyung-mi ) . Kang Moon-Kyung( Prime Minister ) . Hwang Sun-Jung( Car Accident Wife ) . Lee Yoon-sang( 119 ESM Fire Rescue’s chief ) . Kim Tae-hoon( Subway Creator 1 ) . Kim Seong-Yong( Centre Director Cha Hyun-Seok ) . Ko Han-min/ep( Doctor ) . Bong-soo Kim( Hyosan Evacuee ) . Han Sangchul( Archery Team Bus Driver ) . Ji Sung-Geun( Apartment Security Guard ) . Choi Hye-seo( Hyosan Evacuee ) . Park Young-bok( Groundskeeper ) . Kim Hyun-Chang( Ahn Young-sam ) . Chase Yi( Cheong-san’s Father )
Languages Korean. English.
Production Film Monster Co.. Kimjonghak Production Co..
Number of Seasons 2
Number of Episodes 13
Status OnGoing (2022–)