All of Us Are Dead (TV) Cast
The cast of All of Us Are Dead. Updated on June 22, 2025.
46 actors
Park Ji-hu
as Nam On-jo (12 episodes)

Park Ji-hu portrays the character Nam On-jo, a brave and resourceful student who becomes a leader among the group.

Yoon Chan-young
as Lee Cheong-san (12 episodes)

Yoon Chan-young plays the character Lee Cheong-san, a mischievous and quick-witted student who often lightens the mood in tense situations.

Cho Yi-hyun
as Choi Nam-ra (12 episodes)

Cho Yi-hyun takes on the role of Choi Nam-ra, a determined and intelligent student who uses her knowledge to find ways to survive.

Lomon
as Lee Su-hyeok (12 episodes)

Lomon portrays the character Lee Su-hyeok, a kind-hearted and empathetic student who tries his best to protect his friends during the zombie outbreak.

Yoo In-soo
as Yoon Gwi-nam (12 episodes)

Yoo In-soo plays the character Yoon Gwi-nam, a strong and athletic student who uses his physical abilities to fight off the zombies.

Lee You-mi
as Lee Na-yeon (12 episodes)

Lee You-mi portrays the character Lee Na-yeon, a confident and resourceful student who becomes an integral part of the group's survival efforts.

Kim Byung-chul
as Lee Byeong-chan (12 episodes)

Kim Byung-chul takes on the role of Lee Byeong-chan, a strict and authoritarian teacher who tries to maintain order amidst the chaos of the zombie outbreak.

Lee Kyoo-hyung
as Song Jae-ik (12 episodes)

Lee Kyoo-hyung plays the character Song Jae-ik, a mysterious and enigmatic student who harbors dark secrets that are gradually revealed as the show progresses.

Jeon Bae-soo
as Nam So-ju (12 episodes)
An Si-ha
as Kim Kyung-mi (1 episode)
Kim Jeong-yeon
as Kim Min-ji (2 episodes)
Chae Dong-hyeon
as Archery Coach (1 episode)
Yoon Byung-hee
as Kang Jin-gu (2 episodes)
Shin Jae-hwi
as Park Chang-hoon (2 episodes)
Jung Yi-seo
as Kim Hyeon-ju (3 episodes)
Dong Hyun-bae
as Park Young-hwan (4 episodes)
Ham Seong-min
as Han Gyeong-su (5 episodes)
Kim Ju-a
as Yoon I-sak (3 episodes)
Lee Chae-eun
as Park Hee-su (4 episodes)
Uhm Hyo-seop
as Principal (3 episodes)
Kang Moon-kyung
as Prime Minister (1 episode)
Kim Bo-yoon
as Seo Hyo-ryung (12 episodes)
Kim Jin-yeong
as Kim Ji-min (10 episodes)
Ahn Seung-gyun
as Oh Joon-yeong (10 episodes)
Son Sang-yeon
as Jang Wu-jin (12 episodes)
Oh Hye-soo
as Min Eun-ji (11 episodes)
Ahn Ji-ho
as Kim Cheol-su (8 episodes)
Oh Hee-jun
as Son Myeong-hwan (3 episodes)
Lee Sang-hee
as Park Sun-hwa (5 episodes)
Yoon Kyung-ho
as Jung Yong-nam (4 episodes)
Ha Seung-lee
as Jang Ha-ri (11 episodes)
Lee Eun-saem
as Park Mi-jin (11 episodes)
Jin Ho-eun
as Jung Min-jae (10 episodes)
Yang Han-yeol
as Yoo Joon-sung (9 episodes)
Lee Si-hoon
as Orangibberish (3 episodes)
Kim Jong-tae
as Jin Seon-mu (5 episodes)
Ahn Se-bin
as Se-bin (3 episodes)
Lim Jae-hyeok
as Yang Dae-su (12 episodes)
Lee Ji-hyeon
as Lee Cheong-san's mother (7 episodes)
Woo Ji-hyeon
as Kim U-sin (8 episodes)
Bae Hae-seon
as Park Eun-hee (9 episodes)
Jo Dal-hwan
as Jo Dal-ho (7 episodes)
Lee Myung-ho
as Medical Officer (3 episodes)
Park Jae-cheol
as Jeon Ho-chul (6 episodes)
Lee Min-goo
as Lee Jin-soo (4 episodes)
Zo Zee-an
as Jang Do-min (2 episodes)
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