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Action thriller

Kill Boksoon (2023): Cast, Ratings, Ending & Where to Watch

Kill Boksoon (2023) movie poster

Kill Boksoon is a 2023 action thriller directed by Sung-hyun Byun, starring Do-yeon Jeon, Fahim Fazli and Andreas Fronk. It runs 2 hours 17 minutes. Critics gave it 79% on Rotten Tomatoes and 67 on Metacritic, and IMDb users rate it 6.6/10. Stream it on Netflix.

IMDb rating
6.6/10
Rotten Tomatoes
79%
Echo Score
70
Metascore
67
Kill Boksoon (2023) movie poster
Released
Runtime
2h 17m (137 min)
Director
Sung-hyun Byun
Genres
Action , Thriller
Original language
Korean
Studio
Netflix
After the credits
No No extra scene
The story

What Is Kill Boksoon About?

The premise of Kill Boksoon without spoilers. The whole story and the ending explained are in the plot summary further down.

A highly skilled assassin juggles her dangerous profession with the responsibilities of raising two children. By day, she executes contracts with ruthless efficiency, but at night, she strives to be a caring mother. As she takes on increasingly complex and perilous assignments, she must confront the difficulties of reconciling her lethal skills with the joys and struggles of family life, all while protecting her loved ones from the shadows of her world.

Kill Boksoon Themes & Keywords

· 35 tags
  • female assassin
  • gay
  • lgbt
  • lesbian
  • daughter
  • character name as title
  • assassin
  • girl
  • female protagonist
  • weapon
  • gun
  • katana
+23 more
  • sword
  • scissor
  • axe
  • blood
  • violence
  • work
  • incident
  • personal
  • secret
  • worker
  • fight
  • handgun
  • sister
  • industry
  • psychological thriller
  • yakuza
  • cell phone
  • flashback
  • mother daughter relationship
  • sex scene
  • shot to death
  • one woman army
  • action heroine
Where to watch

Where to Watch Kill Boksoon

Stream it on Netflix. US availability and prices from JustWatch.

Streaming availability in the US, powered by JustWatch logo

Cast & crew

Kill Boksoon Cast & Characters

Do-yeon Jeon leads the cast, with Fahim Fazli as Masood and Andreas Fronk as Russian Sailor. Directed by Sung-hyun Byun; 7 actors are credited in all.

Also Starring in Kill Boksoon

· 3 more
Ratings

Kill Boksoon Reviews & Ratings

Critics gave Kill Boksoon 79% on Rotten Tomatoes and 67 on Metacritic, and IMDb users rate it 6.6/10. Our Echo Score gives it 70/100, strongest in character & emotion (78) and weakest in story & flow (60).

70 /100

Kill Boksoon Echo Score Breakdown

Kill Boksoon delivers a high‑energy assassin narrative that is buoyed by strong lead performances and visually assertive set‑pieces, while its emotional core adds a modest layer of depth. Critics and audiences alike note the film’s impressive direction and choreography, but the two‑plus‑hour runtime and occasional formulaic moments temper enthusiasm. The result is an entertaining action thriller that remains accessible despite its flaws.

Our own 0–100 rating, built from five aspects: art, character, story, the sensory experience and how well a film rewatches.

  • Art & Craft 75

    In terms of direction and visual craft, the film showcases sleek cinematography and well‑executed action choreography that many reviewers describe as stylish and impressive. Several critics highlight the slick tailoring of costumes and effective camera work, though a few note moments of visual excess and long takes. Overall, the production design and editing support a polished aesthetic that elevates the genre framework.

  • Character & Emotion 78

    When it comes to character and emotional resonance, Jeon’s performance is repeatedly praised for its nuance and ability to shift between motherly tenderness and lethal efficiency. The mother‑daughter relationship provides a relatable emotional anchor, even as some reviewers point to uneven development toward the end. The ensemble delivers solid portrayals that lend credibility to the film’s dramatic stakes.

  • Story & Flow 60

    Regarding plot and pacing, the narrative is identified as generally coherent but hindered by its extended runtime and formulaic beats. Critics acknowledge the film’s engaging domestic drama and occasional thematic metaphor, yet many cite sluggish pacing and a lack of originality in the assassin premise. The story thus balances moments of intrigue with stretches that feel repetitive.

  • Sensory Experience 70

    In the sensory realm, the movie’s sound design and visual style receive positive remarks for enhancing the kinetic action and atmospheric tone. Reviewers commend the effective use of music and crisp sound effects, while some criticize the CGI blood as sub‑par. Overall, the sensory experience complements the film’s energetic rhythm without overwhelming the viewer.

  • Rewatch Factor 68

    Assessing rewatch value, audiences find the film enjoyable enough to merit another viewing, citing its entertaining fight sequences and witty moments. However, the length and occasional genre fatigue are noted as potential deterrents for repeat watches. The consensus suggests a moderate replay appeal that benefits from the film’s strong lead and action set‑pieces.

Plot

Kill Boksoon Plot Summary & Ending Explained

What happens in Kill Boksoon from start to finish, spoilers included, with a timeline of 13 key events and the ending explained. The opening is below; the full summary is a 2-minute read.

Spoilers ahead

A man lies half-naked on the cold ground, clutching a pillow. Wondering if he had left a hotel window open, he realizes he is on a bridge. Soon, the contract killer Bok-soon Do-yeon Jeon wakes him. He is revealed to be Shinichiro Oda, a second-generation Korean-Japanese yakuza. Oda asks why she has not killed him yet. Bok-soon mentions her daughter Jae-young, recalling a moment when Jae-young criticized corruption and unfair competition. Seeking a fair fight, Bok-soon allows Oda to prepare his weapon, but when the duel begins, she abruptly abandons the rules, shooting him mid-battle. As Oda curses her in Korean, Bok-soon finishes him off.

Full summary

The whole story of Kill Boksoon, scene by scene, with the ending explained

Read the full summary
Videos

Kill Boksoon Trailers & Videos

3 videos: 3 trailers.

Date Announcement Trailer [Subtitled]
  • Trailer Official Trailer 2 [Subtitled]
  • Trailer Final Trailer [Subtitled]
Quiz

How Well Do You Know Kill Boksoon?

10 questions about the story, each with a hint if you get stuck. Pick an answer to see whether you were right.

Question 1 of 10

  1. Question 1: not answered
  2. Question 2: not answered
  3. Question 3: not answered
  4. Question 4: not answered
  5. Question 5: not answered
  6. Question 6: not answered
  7. Question 7: not answered
  8. Question 8: not answered
  9. Question 9: not answered
  10. Question 10: not answered

Who is the protagonist of the film?

Details

Kill Boksoon Also Known As

24 alternative titles, including “길복순” and “คิลบกซุน”.

Also known as
  • 길복순
  • คิลบกซุน
  • להרוג את בוק-סון
  • Gil Boksoon
  • Boksoon Tem de Morrer
  • キル・ボクスン
  • Boksoon debe morir
  • Убить Пок-сун
  • Бок Сун має померти
  • Boksoon kettős élete
  • Kill Bok-soon
  • 杀死福顺
+12 more
  • キル・ボクスン:2023
  • 格杀福顺
  • 格殺福順
  • Kill Bok Soon
  • Pok-sun nesmí přežít
  • קיל בוק-סון
  • Pok-sun nesmie prežiť
  • قتل بوكسون
  • Nữ Sát Thủ Bok Soon
  • كيل بوكسون
  • Ubiti Boksoon
  • Убийте Боксун

Seen Kill Boksoon?

FAQ

Kill Boksoon FAQ: Where to Watch, Cast & Runtime

Runtime, release date, director, cast, where to watch, ratings, post-credit scenes and language of Kill Boksoon, each answered in a sentence.

How long is Kill Boksoon?

Kill Boksoon runs 2 hours 17 minutes (137 minutes).

When was Kill Boksoon released?

Kill Boksoon was released on March 31, 2023.

Who directed Kill Boksoon?

Kill Boksoon was directed by Sung-hyun Byun.

Who is in the cast of Kill Boksoon?

Kill Boksoon stars Do-yeon Jeon, Fahim Fazli as Masood and Andreas Fronk as Russian Sailor, among 7 credited actors.

Where can I watch Kill Boksoon?

In the US, Kill Boksoon is streaming on Netflix (availability from JustWatch).

How is Kill Boksoon rated?

Kill Boksoon has 6.6/10 on IMDb, 79% on Rotten Tomatoes, 67 on Metacritic and 69% on TMDB.

Does Kill Boksoon have a post-credit scene?

No. Kill Boksoon has no extra scene during or after the credits.

What language is Kill Boksoon in?

The original language of Kill Boksoon is Korean.

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