All of Us Are Dead (Korean: 지금 우리 학교는) is a South Korean coming-of-age apocalyptic horror television series based on the webtoon of the same name by Joo Dong-geun, which was published on Webtoon between 2009 and 2011. It stars Park Ji-hu, Yoon Chan-young, Cho Yi-hyun, Lomon, Yoo In-soo, Lee Yoo-mi, Kim Byung-chul, Lee Kyu-hyung, and Jeon Bae-soo. The series mainly follows a class of South Korean students and their struggles while surviving against a highly-contagious zombie virus.
The show was released on January 28, 2022, on Netflix. Following its release, it was watched over 474.26 million hours in its first 30 days on the service. The show was renewed for a second season on June 6, 2022, and principal photography commenced on July 23, 2025.
Contents
Premise
A deadly zombie virus rapidly spreads through a South Korean high school and then to the nearby city of Hyosan. Isolated and without contact with the outside world, where government authorities struggle to contain the outbreak, several students must fight for survival and find a way to reach safety.
In the second season, after surviving the Hyosan zombie virus, Nam On-jo is a university student in Seoul struggling to adapt to her new life. A new outbreak of the virus soon forces her and several new friends to fight for survival once again.
Cast and characters
Main
Park Ji-hu as Nam On-jo: A student of Class 2–5, she is Cheong-san's love interest, childhood friend, and neighbor.
Yoon Chan-young as Lee Cheong-san: A student of Class 2–5, he is On-jo's childhood friend and neighbor.
Cho Yi-hyun as Choi Nam-ra: The class president of Class 2–5, and Su-hyeok's love interest.
Lomon as Lee "Bare-su" Su-hyeok: A student of Class 2–5 who is a former delinquent/bully and Nam-ra's love interest.
Yoo In-soo as Yoon Gwi-nam: A school bully who is a student from Class 2–2.
Lee Yoo-mi as Lee Na-yeon: A wealthy and notorious student of Class 2–5.
Kim Byung-chul as Lee Byeong-chan: A science teacher at Hyosan High and creator of the Jonas Virus. With a cell biology PhD from the US, he initially worked as a researcher at a pharmaceutical company but quit.
Lee Kyu-hyung as Song Jae-ik: A detective of Hyosan Police Station.
Jeon Bae-soo as Nam So-ju: Captain of 119 EMS Rescue team 1, and On-jo's father.
Production
Season 1
On April 12, 2020, Netflix announced through a press release that JTBC Studios and Film Monster would produce a series called All of Us Are Dead based on the popular webtoon Now at Our School. On April 19, 2020, Yoon Chan-young was confirmed to star in the series as one of the students. Park Ji-hu joined the main cast on April 22. On July 1, they were officially joined by Cho Yi-hyun, Lomon and Yoo In-soo. In selecting the cast, director Lee Jae-kyoo said, "I thought that bringing on actors who were great at acting but still unknown to the public would add to the immersion of the series".
Production was temporarily suspended in August 2020 due to the re-spreading of COVID-19 pandemic in South Korea.
Season 2
In April 2024, Park Chul-soo, the CEO of Film Monster, announced that the filming period was scheduled for 2024 and the premiere of the second season is set to take place in the second half of 2025. Netflix decided to postpone the filming schedule to 2025 for better production environment and high quality completeness. In June 2025, it was announced that the cast of the second season had been joined by Roh Jae-won, Lee Min-jae, Kim Si-eun, Seo Ji-hoon, Yoon Ga-i, Kim Min, Ahn Dong-goo and Ryu Sung-rok. Principal photography commenced on July 23, 2025, and wrapped on February 18, 2026.
Reception
On the review aggregator website Rotten Tomatoes, 89% of 27 critics' reviews are positive, with an average rating of 7/10. The website's consensus reads: "While All of Us Are Dead loses some of its bite with an overlong season, its emotional grounding puts plenty of meat on the bone." Metacritic, which uses a weighted average, assigned the season a score of 67 out of 100, based on 5 critics, indicating "generally favorable" reviews.
IGN rated the series a 7 out of 10 and noted that the series was "clever, thrilling, and also... a bit exhausting." Variety praised the series, stating it "makes the most out of its nightmarish central location to otherworldly, dizzying effect."