金南佶

김남길

金明民

Myeong-min Kim

郑镇荣

정진영

罗文姬

나문희

文晶熙

Jung-Hee Moon

金大明

김대명

刘承睦

유승목

李璟荣

이경영

姜信日

Shin-il Kang

金珠贤

Joo-Hyun Kim

金英爱

Kim Young Ae

饰：宰赫母亲

宋永彰

Young-chang Song

饰：New director at nuclear power plant

金英熊

Young-woong Kim

饰：(黃氏)

Han-Cheol Jo

조한철

Min Suk Kwak

Min Suk Kwak

车明旭

Myung-wook Cha

饰：Power plant guard

金正洙

Kim Jeong-soo

饰：Staff No.2

柳起山

Ki-san Ryu

裴康琉

Jang-yoo Pei

吴艺雪

Ye-seol Oh

饰：新护士

金锦顺

Geum-Soon Kim

饰：月村居民

姜珉

Min Kang

涩谷

Kim Geon

明石根

Myung Seok Geun

洪贞敏

Jung-min Hong

饰：姜美珠

孔政焕

공정환

饰：(政務首席)

崔乘训

Seung-hoon Choi

饰：宰赫(童年)

李胜浚

Seung joon Lee

周锡泰

Suk-tae Joo

饰：(消防隊)

孙钟学

손종학

饰：(大韓水力原子力社長)

赵德贤

Deok-hyeon Jo

饰：(原子力安全技術員負責人)

宋英奎

송영규

饰：(控制儀表組長)

郭仁俊

In-jun Gwak

饰：International Cooperation head of a department

李泰亨

Tae-hyung Lee

饰：Shimwon E&C worker

柳在勋

Yoo Jae-hoon

金周现

Joo-Hyun Han

饰：妍珠

文晶熙

饰：主演

白道斌

Do-bin Baek

饰：Rescue team chief

郑仁基

Roe-ha Kim

饰：Firefighter chief (as In-Gi Jung)

赵汉哲

조한철

饰：CEO of Simwon E&C

Suk-Tae Joo

饰：Firefighter 1

Jong-gu Kim

饰：Chairman of Council for Nuclear Safety

林承大

Seung-dae Lim

饰：Team Leader of Simwon E&C

Joon Young Jang

饰：Resident worker (as Joon-nyoung Jang)

池炫俊

Hyun-Jun Ji

饰：Jae-hyeok's older brother

朱进模

주진모

饰：Public administration minister

金惠恩

김혜은

饰：First Lady (Korean president's wife)

Se-dong Kim

Se-dong Kim

饰：Mr. Nam

Young-Woong Kim

饰：Mr. Hwang

In-Joon Kwak

饰：Head of foreign cooperation

李昇俊

이승준

饰：Disaster and safety team 1 (as Seung-joon Lee)

朴八英

Pal-young Park

饰：Minister of Commerce, Industry and Energy

宋英才

Song Young-jae

饰：Jae-hyeok's father