Mantis () is a 2025 South Korean action thriller film directed by Lee Tae-sung in his feature directorial debut. Starring Yim Si-wan, Park Gyu-young, and Jo Woo-jin, the film is a spin-off to the 2023 film Kill Boksoon and set in the same universe. The film was released on September 26, 2025 on Netflix.
The film is about Mantis, a top assassin who comes back from vacation to find the hitman world in chaos after the downfall of the top company, MK. As he reintegrates into the industry by attempting to start his own company, he runs into Jae-yi, a former training partner and rival, and Dok-go, a famous retired killer who was his mentor at MK. He soon realizes theyâÂÂre all competing to become the number one assassin.
On September 2, 2024, Netflix confirmed the production of the action thriller film.
The film was shot over a five-month period, beginning on August 1, 2024, and concluding on December 20, 2024.
The film was released on Netflix on September 26, 2025.