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?
Is Mantis on Netflix? Yes! The movie Mantis is now on Netflix in the countries listed below.
| Crew | Byun Sung-hyun | Creator |
| Directing | Lee Tae-sung | Director |
| Writing | Lee Tae-sung | Writer |
| Writing | Byun Sung-hyun | Writer |
| Writing | Lee Jin-seong | Writer |
| Writing | Byun Sung-hyun | Characters |
| Sound | Dalpalan | Original Music Composer |
| Costume & Make-Up | Cho Sang-kyung | Costume Design |
| Camera | Kang Min-woo | Director of Photography |
| Crew | Ryu Seong-cheol | Martial Arts Choreographer |
| Production | Yi Jin-hee | Producer |
| Production | Choi Bo-ram | Producer |
| Lighting | Lee Seung-ho | Lighting Director |
| Art | Lee Jong-geon | Production Design |
| Art | Kwak Hae-eun | Production Design |
| Sound | Park Jong-woo | Production Sound Mixer |
| Costume & Make-Up | Kim Hyun-jung | Makeup & Hair |
| Crew | Seo Ji-oh | Martial Arts Choreographer |
| Camera | Park Ji-seul | Grip |
| Art | Oh Jin-seok | Props |
| Art | Nam Seong-ju | Set Decoration |
| Editing | Kim Sang-bum | Editor |
| Editing | Kim Ho-bin | Editor |
| Editing | Lee Gyeong-jong | Digital Intermediate |
| Visual Effects | Lee Jung-bok | Visual Effects |
| Production | Seo Soo-seok | Line Producer |
| Visual Effects | Jung Do-ahn | Special Effects Supervisor |
| Visual Effects | Yoon Hyung-tae | Special Effects Supervisor |
| Costume & Make-Up | Hwang Hyo-kyun | Special Effects Makeup Artist |
| Costume & Make-Up | Kwak Tae-yong | Special Effects Makeup Artist |
| Sound | Kim Suk-won | Sound Supervisor |
| Directing | Lee Beom-seok | Assistant Director |
| Directing | Woo Jong-hyun | Assistant Director |
| Costume & Make-Up | Aerok Kim | Tattoo Designer |
