S01E0150:461. Episode 1When a shocking mass shooting shatters Korea's calm, Lee Do races to stop the violence — then realizes the threat of illegal guns is just beginning.Episodes — Limited Series
Season pageS01E0150:461. Episode 1When a shocking mass shooting shatters Korea's calm, Lee Do races to stop the violence — then realizes the threat of illegal guns is just beginning.
S01E021:01:442. Episode 2As shootings spread, Lee Do discovers guns in the hands of everyday citizens. When a victim hits close to home, his investigation grows more urgent.
S01E0343:263. Episode 3A police raid uncovers a cache of military weapons. Lee Do and his new ally Moon Baek close in on the arms network as the city reels from bloodshed.
S01E0455:094. Episode 4Lee Do confronts a violent standoff and must decide how far to go to stop the killings, while suspicions about Moon Baek threaten their fragile alliance.
S01E0545:195. Episode 5Guns reach bullied students and grieving parents, sparking new tragedies. Lee Do uncovers a network delivering weapons to vulnerable people across Korea.
S01E0644:376. Episode 6A gun in the hands of a student spells crisis at school. As panic spreads, Lee Do and Moon Baek race rush to restore order — but it may be too late.
S01E0746:477. Episode 7As fear and confusion grow, police and gangs rush to recover illegal guns. Lee Do feels powerless as the true scale of the arms crisis comes to light.
S01E0846:228. Episode 8Police raid the gun syndicate, and rival gangs and old enemies clash in bloody battles. Lee Do is pushed to the limits as violence hits all of Korea.
S01E0937:089. Episode 9As guns reach new hands and fear sweeps the nation, Moon Baek's message echoes through the media. Across Korea, people must choose how to respond.
S01E1041:3510. Episode 10With emotions running high, Lee Do and Moon Baek move toward a crossroads. One final choice will shape Korea's future — or plunge it into darkness.Where to stream Trigger
Subscription
Netflix
Netflix Standard with Ads
NetflixNetflix Standard with AdsAvailability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.
Trigger synopsis
As illegal firearms flood into a gun-free South Korea, a resolute cop and a mysterious partner join forces to stop the chaos from sweeping the nation.
Trigger cast
Park Yoon-hoPark Gyu-jin · 10 ep.
Kim Nam-gilLee Do · 10 ep.
Kim Young-kwangMoon Baek · 10 ep.
Moon Seong-hyunTeenage Moon Baek · 10 ep.
Park HoonKoo Jeong-man · 10 ep.
Kil Hae-yeonOh Gyeong-suk · 10 ep.
Kim Won-haeCho Hyeon-sik · 10 ep.
Woo Ji-hyunYoo Jeong-tae · 10 ep.
Jung Woong-inYoon Won-cheol · 10 ep.
Cho Han-chulCaptain Joo · 10 ep.
Ahn Se-hoKim Deok-hyeon · 10 ep.
Cha Rae-hyungSeo Hyeong-ju · 10 ep.
Jang Dong-juJang Jeong-woo · 10 ep.
Son Bo-seungSeo Young-dong · 10 ep.
Hong Min-giKang Seong-jun · 10 ep.
Kim Joong-heeReporter Wang · 10 ep.Trigger trailer
About the series Trigger
Trigger is a series (action & adventure and drama) created by Kwon Oh-seung, airing on Netflix since 2025. It has 1 season and 10 episodes of about 47 minutes each. The series ended on July 25, 2025. Cast members include Park Yoon-ho, Kim Nam-gil and Kim Young-kwang. It is rated 8.1/10 by 111 TMDB users.
Frequently asked questions about Trigger
Where to watch Trigger online?
In the United States, Trigger is available with a subscription on Netflix and Netflix Standard with Ads (source: JustWatch via TMDB, offers subject to change). Each episode has its own page with this information.
How many seasons of Trigger are there?
Trigger has 1 season for a total of 10 episodes.
Has Trigger ended?
Yes, the series has ended: the last episode aired on July 25, 2025.
Who stars in Trigger?
The lead actors are Park Yoon-ho (Park Gyu-jin), Kim Nam-gil (Lee Do), Kim Young-kwang (Moon Baek), Moon Seong-hyun (Teenage Moon Baek), Park Hoon (Koo Jeong-man).
