Synopsis
The secret society of contract killers falls into chaos, unleashing a new breed of assassins. With old rules in ruins, who dares claim the shadows?
Movie Information
- Director
- Lee Tae-sung
- Writers
- Lee Tae-sung, Byun Sung-hyun, Lee Jin-seong
- Release Year
- 2025
- Runtime
- 113 minutes
- Genre
- Action, Crime, Thriller
- Language
- KO
- Country
- South Korea
- Status
- Released
- Rating
- 6.4 / 10 (177 votes)
Top Cast
Yim Si-wan
Lee Han-wool / Mantis
Park Gyu-young
Shin Jae-yi
Choi Hyun-wook
Benjamin Jo
Bae Gang-hee
Yang Soo-min
Hwang Sung-bin
Puma Lee
Yoo Su-bin
Kim Dong-yeong
Jeon Bae-soo
Nam Bae-soo
Jo Woo-jin
Dok-go
Official Trailer
Ready to watch Mantis?
Pick a streaming source and press play — free, HD, no signup.
▶ Watch Mantis FreeYou May Also Like
Frequently Asked Questions
Where can I watch Mantis online for free?
You can watch Mantis (2025) online for free in HD on FreeFlix. No signup or subscription is required — just open this page and click play.
Is Mantis available in HD?
Yes. FreeFlix offers Mantis in full HD with multiple mirror sources, so if one source is slow you can switch in one click.
What is Mantis about?
The secret society of contract killers falls into chaos, unleashing a new breed of assassins. With old rules in ruins, who dares claim the shadows?
Do I need to register or pay?
No. FreeFlix is completely free, with no registration, account, credit card, or hidden charges.