

Movies Like Mantis
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?
Ranked by shared directors, cast, themes, genre, and era — not just generic recommendations.

Kill Boksoon
Korean contract-killer society with formal rules and rival assassins — the closest tonal and structural match to Mantis.

The Killer
Korean retired-assassin action thriller with the same paranoid hitman-back-in-the-game beat.

A Man of Reason
Korean ex-hitman vs former crime organization with merciless rival assassins — direct thematic peer.

The Merciless
Korean neo-noir crime thriller with the same Yim Si-wan rising-killer dynamic and underworld power struggle.

Gunpowder Milkshake
Stylized assassin-guild world with rival hitters and shifting alliances, very Mantis-like genre register.

Road to Perdition
Hitman-on-the-outs caught between loyalty and a vengeful organization — same structural skeleton, different era and tone.

Run All Night
Aging hitman dragged back into a single bloody night with old crew turning on him.

Memory
Assassin marked for death by his own employers — same hunted-hitman premise as Mantis.

Ava
Female pro-killer turns on her secret organization; assassin-guild paranoia overlaps with Mantis.

Bangkok Dangerous
Asian neo-noir hitman drama with mentor-protege underworld politics.

The Virtuoso
Lonely contract killer thriller about a job inside a shadowy hitman network.

Fast Charlie
Loyal hitman cleaning up after his boss is hit by a rival crew — succession-in-the-shadows angle matches.

Mechanic: Resurrection
Forced-back assassin actioner sharing the contract-killer aesthetic, but Hollywood gloss and globe-trotting tone are lighter than Mantis.

Hitman: Agent 47
Secret-society-of-assassins premise with engineered killers, similar lore but pulpier execution.

Hostile Takeover
Hitman targeted by a syndicate of fellow assassins — same logline, much smaller-scale film.

Emergency Declaration
Korean ensemble thriller co-starring Yim Si-wan; cast bridge more than thematic match.

The Villainess
Korean assassin-academy thriller about a contract killer entangled with a shadowy agency — strong tonal twin to Mantis.

The Man from Nowhere
Defining Korean lone-killer thriller with paranoid, unassuming protagonist that Mantis clearly echoes.

John Wick
Foundational secret-society-of-assassins action film whose worldbuilding maps directly onto Mantis's premise.
How Good Is Mantis?
Ratings across IMDb, Rotten Tomatoes, Metacritic, and TMDB, plus our verdict.
Where to Watch Mantis
Streaming, rental, and purchase options across 40+ countries.
United States
USStream
2Available in 131 countries
Frequently asked about Mantis
Common questions people search for, with answers written by us at MoviesPack.
Is the Mantis movie worth watching?
Mantis (2025) holds a TMDB rating of 5.3 and runs 113 minutes. Reviews have been mixed, with critics praising the stylized action choreography while noting a thin plot, so viewer enjoyment depends largely on appetite for stylish Korean action thrillers.
Is Mantis a sequel to Kill Boksoon?
Mantis is not a direct sequel but a spin-off of the 2023 Netflix film Kill Boksoon, set in the same contract-killer universe. Kill Boksoon director Byun Sung-hyun co-wrote the script with Lee Tae-sung to maintain continuity between the two films.
What is the weapon in the movie Mantis?
The title character Mantis (Lee Han-ul, played by Yim Si-wan) wields a pair of handheld retractable scimitars. When held with the blades facing downward, they resemble the forelegs of a praying mantis, giving the assassin his nickname.
What causes the assassin society to collapse at the start of Mantis?
The secret guild of contract killers fractures when its governing rules and hierarchy are violently dismantled from within, triggering an internal power vacuum. Without the old code enforcing order, rival factions and rogue operatives begin competing to claim dominance over the shadow organization. The breakdown is the inciting crisis that sets every subsequent conflict in motion.
Who is the copycat killer in Mantis and what is their motive?
The copycat killer is a new-generation assassin who mimics the methods of an established hitman to provoke chaos and discredit the old guard. Their motive is to exploit the guild's collapse — by framing an experienced killer, they accelerate the power struggle and position themselves to fill the resulting vacuum. The copycat plot drives much of the paranoia and mistaken-identity tension in the second act.
What is the significance of the mantis weapon and how is it used in the film?
The film's title weapon is a distinctive close-range blade styled after the praying mantis's forearm strike, used as the signature killing tool of a specific assassin lineage within the guild. It functions as both a literal weapon and a symbol of status — possessing or wielding it marks someone as a true inheritor of the old order's killing philosophy. Control over this weapon becomes a contested claim during the guild's succession crisis.
Is Mantis a direct sequel to Kill Boksoon or a standalone story?
Mantis is set in a similar world of rule-bound Korean contract killers but is a standalone film, not a narrative sequel to Kill Boksoon. It shares the same genre premise — a formal assassin society whose internal codes are breaking down — but features entirely different characters, a different guild, and an independent storyline. The two films are thematic companions rather than entries in a shared continuity.
How does the film's ending resolve the question of who controls the guild?
By the film's conclusion, the surviving protagonist has dismantled the immediate threat of the rogue faction but leaves the question of the guild's future leadership deliberately unresolved. The old hierarchy is destroyed, the copycat is exposed, but no single figure consolidates power — the shadow world remains in flux. This ambiguous resolution reflects the film's thesis that the collapse of rigid criminal institutions creates a vacuum that cannot simply be refilled.
Recent Updates
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