Mantis 2025 | Netflix Action Thriller Sep 26
Get ready for action-packed thrills as Mantis, the spin-off from Kill Boksoon, arrives on Netflix on September 26, 2025. This high-octane film dives into the cutthroat world of elite assassins, blending intense action with sharp storytelling.
The Plot
After a well-deserved vacation, Mantis, a top-tier assassin, returns to find the underworld of killers in complete chaos. As he re-enters the deadly fray, he encounters Jae-yi, a former training partner and rival, and Dok-go, a retired legend whose reputation precedes him. What begins as a personal journey quickly turns into a fierce competition, with each assassin vying for the title of the number one hitman. In a world where betrayal and skill determine survival, Mantis must prove his supremacy and navigate a landscape filled with danger, strategy, and unexpected alliances.

Cast & Characters
- Im Si-wan as Han-ul / Mantis – the returning top assassin.
- Park Gyu-young as Jae-yi – a skilled rival and former training partner.
- Jo Woo-jin as Dok-go – the legendary retired killer.
- Choi Hyun-wook as Benjamin – an emerging threat in the assassin world.

Behind the Scenes
- Director: Lee Tae-sung
- Writers: Byun Sung-hyun, Lee Tae-sung, Lee Jin-seong
- Production Company: See At Film
- Distributor: Netflix

Why Watch
- Intense action sequences with expertly choreographed fight scenes.
- A gripping story about rivalry, ambition, and survival in the assassin world.
- Stellar performances from an ensemble cast of South Korean talent.
- A continuation of the Kill Boksoon universe with fresh perspectives and high stakes.

Mantis is a must-watch for action lovers and fans of the assassin thriller genre. Stream it exclusively on Netflix from September 26, 2025, and experience the world’s deadliest assassins competing for supremacy.