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Horror documentary

Chain Reactions (2025): Cast & Ratings

Chain Reactions (2025) movie poster

Chain Reactions is a 2025 horror documentary directed by Alexandre O. Philippe, starring Patton Oswalt, Takashi Miike and Stephen King. It runs 1 hour 43 minutes. Critics gave it 98% on Rotten Tomatoes, and IMDb users rate it 7.0/10.

IMDb rating
7.0/10
Rotten Tomatoes
98%
Echo Score
82
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Chain Reactions (2025) movie poster
Released
Runtime
1h 43m (103 min)
Genres
Documentary , Horror
Original language
English
After the credits
No No extra scene
The story

What Is Chain Reactions About?

The premise of Chain Reactions without spoilers.

Through interviews and archival outtakes, the documentary explores how The Texas Chain‑Saw Massacre shaped the creative lives of five artists—comedian Patton Oswalt, director Takashi Miike, filmmaker Alexandra Heller‑Nicholas, author Stephen King and director Karyn Kusama—examining its lasting impact on their work and how it echoes childhood trauma.

Chain Reactions Themes & Keywords

· 3 tags
  • entertainment documentary
  • texas chainsaw massacre
  • two word title
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Cast & crew

Chain Reactions Cast

Patton Oswalt leads the cast, with Takashi Miike and Stephen King. Directed by Alexandre O. Philippe; 5 actors are credited in all.

Also Starring in Chain Reactions

· 1 more
From the director

More from Alexandre O. Philippe

More films directed by Alexandre O. Philippe, best-rated first: Leap of Faith: William Friedkin on the Exorcist, William Shatner: You Can Call Me Bill, Memory: The Origins of Alien and The People vs. George Lucas.

Full filmography
Ratings

Chain Reactions Reviews & Ratings

Critics gave Chain Reactions 98% on Rotten Tomatoes, and IMDb users rate it 7.0/10. Our Echo Score gives it 82/100, strongest in rewatch factor (85) and weakest in story & flow (72).

82 /100

Chain Reactions Echo Score Breakdown

Chain Reactions serves as a comprehensive tribute to The Texas Chain Saw Massacre, delivering a largely celebratory view of its influence on horror cinema. Critics commend its articulate presentation and insightful commentary, noting that the documentary’s depth appeals strongly to genre enthusiasts while occasional moments of stillness modestly detract from momentum. Overall, the film offers a compelling, well-crafted examination that resonates positively with its target audience.

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

  • Art & Craft 80

    In terms of art and craft, the documentary is praised for its polished direction and thoughtful editing, which frame the historical material with clarity. Reviewers highlight the effective cinematic storytelling and occasional inventive visual approaches, though a few note stretches of stillness that lessen visual dynamism. The overall craftsmanship is solid, reflecting a high level of technical competence.

  • Character & Emotion 78

    When evaluating character and emotional resonance, critics emphasize the engaging presence of the documentary’s experts, whose varied perspectives add nuance. The commentary is described as lively and insightful, providing depth without overwhelming the viewer. Minor criticism points to limited emotional variance among interviewees, yet the overall impression is that the participants contribute meaningfully to the narrative.

  • Story & Flow 72

    Regarding story and flow, reviewers appreciate the film’s coherent structure that traces the legacy of the original horror classic. The pacing is generally measured, allowing space for analysis, though some note periods of stillness that impede momentum. Originality is recognized in the documentary’s framing as a love letter, resulting in a generally effective but occasionally uneven narrative journey.

  • Sensory Experience 80

    In the sensory domain, the documentary benefits from a well‑curated soundtrack and clear sound design that support the archival footage. Critics commend the visual style for its understated palette, which lets the historical material speak for itself. While no major flaws are cited, the sensory experience is consistently professional, reinforcing the film’s informative intent.

  • Rewatch Factor 85

    The rewatch factor is highlighted as strong, particularly for horror aficionados and cinephiles interested in film history. Reviewers suggest that repeated viewings reveal additional layers of insight and contextual nuance, sustaining interest beyond an initial viewing. The documentary’s celebratory tone and rich commentary provide lasting appeal, making it a valuable resource for repeated engagement.

Videos

Chain Reactions Trailers & Videos

7 videos: 1 trailer, 3 teasers and 3 clips.

All 7 videos
Official Trailer
  • Teaser "The Power of Cinema"
  • Teaser "Love Letter to The Texas Chain Saw"
  • Teaser Blu-ray Pre-Order Now
  • Clip Stephen King Clip
Details

Chain Reactions Also Known As

5 alternative titles, including “チェイン・リアクションズ” and “德州电锯后遗症”.

Also known as
  • チェイン・リアクションズ
  • 德州电锯后遗症
  • Цепные реакции
  • 전기톱 학살의 사슬
  • 德州電鋸後遺症

Seen Chain Reactions?

FAQ

Chain Reactions FAQ: Cast, Runtime & Release Date

Runtime, release date, director, cast, ratings and post-credit scenes of Chain Reactions, each answered in a sentence.

How long is Chain Reactions?

Chain Reactions runs 1 hour 43 minutes (103 minutes).

When was Chain Reactions released?

Chain Reactions was released on September 19, 2025.

Who directed Chain Reactions?

Chain Reactions was directed by Alexandre O. Philippe.

More films by Alexandre O. Philippe

Who is in the cast of Chain Reactions?

Chain Reactions stars Patton Oswalt, Takashi Miike and Stephen King, among 5 credited actors.

How is Chain Reactions rated?

Chain Reactions has 7.0/10 on IMDb, 98% on Rotten Tomatoes, 60% on TMDB and 3.5/5 on Letterboxd.

Does Chain Reactions have a post-credit scene?

No. Chain Reactions has no extra scene during or after the credits.

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