Skip to content
What's After the Movie?
Biographical drama

Brain on Fire (2018): Cast, Ratings, Box Office & Plot

Brain on Fire (2018) movie poster

Brain on Fire is a 2018 biographical drama starring Chloë Grace Moretz as Susannah Cahalan, Thomas Mann and Carrie-Anne Moss. It runs 1 hour 28 minutes and earned $10,846 worldwide. Critics gave it 13% on Rotten Tomatoes and 34 on Metacritic.

Rotten Tomatoes
13%
worldwide gross
$10.8K
Echo Score
50
Metascore
34
Loading streaming availability…
Brain on Fire (2018) movie poster
Released
Runtime
1h 28m (88 min)
Genres
Biography , Drama
Original language
English
Studio
Netflix
After the credits
No No extra scene
The story

What Is Brain on Fire About?

The premise of Brain on Fire without spoilers. The whole story is in the plot summary further down.

A promising journalist's life unravels as she experiences increasingly disturbing symptoms, including voices and seizures. Her condition rapidly worsens, leading to erratic behavior and periods of near-silence. Desperate for answers, she seeks medical help, and a doctor's insight ultimately reveals the underlying cause of her terrifying ordeal, offering a chance to rebuild her life.

Loading streaming availability…
Cast & crew

Brain on Fire Cast & Characters

Chloë Grace Moretz leads the cast as Susannah Cahalan, with Thomas Mann as Stephen Grywalski and Carrie-Anne Moss as Rhona Nack.

Also Starring in Brain on Fire

· 5 more
Ratings

Brain on Fire Reviews & Ratings

Critics gave Brain on Fire 13% on Rotten Tomatoes and 34 on Metacritic. Our Echo Score gives it 50/100, strongest in character & emotion (75) and weakest in rewatch factor (35).

50 /100

Brain on Fire Echo Score Breakdown

In Brain on Fire, the film’s strongest asset lies in its central performance and its exploration of medical frustration, although its execution often feels uneven. While the lead portrayal draws consistent praise for emotional authenticity, the narrative pacing and flat direction undercut narrative momentum. The atmospheric score adds tension at times but cannot fully compensate for the film’s inert sequences and simplified character arcs. Overall, Brain on Fire offers insightful moments but struggles to sustain engagement throughout, resulting in a mixed viewing experience.

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

  • Art & Craft 40

    In terms of Art & Craft, Brain on Fire shows minimal visual innovation and restrained editing that often feels flat. Critics noted a lack of dynamic cinematography and occasional inert framing, while users rarely commented on production design. Although some ambient sequences suggest atmospheric ambition, the overall visual delivery remains underwhelming. The net effect is a largely uninspired presentation.

  • Character & Emotion 75

    When it comes to Character & Emotion, the film benefits from a central performance that resonates with authentic frustration and vulnerability. Multiple viewers praised the lead’s nuanced portrayal of medical distress, though critics argued secondary characters remain underdeveloped and relationships feel simplified. Despite solid chemistry in key scenes, emotional depth wavers in places, resulting in a commendable but uneven character focus.

  • Story & Flow 45

    In terms of Story & Flow, Brain on Fire presents a coherent true-story premise but struggles with pacing and engagement. Critics described segments as slog-like and inert, while some viewers noted slow moments requiring fast-forwarding. The plot follows a familiar diagnostic journey without significant originality, and transitions can feel abrupt. Consequently, the narrative maintains clarity but lacks sustained momentum.

  • Sensory Experience 55

    When considering Sensory Experience, the film’s sound design and score are effective in establishing tension, with ambient elements reinforcing moments of uncertainty. Visual styling is consistent but unremarkable, and sound mixing occasionally elevates key dramatic beats. Despite these strengths, the overall sensory palette feels subdued, lacking the vivid cohesion needed to fully immerse audiences in the protagonist’s world.

  • Rewatch Factor 35

    Regarding Rewatch Factor, Brain on Fire offers informative insight into rare medical conditions but limited stylistic flair or narrative surprises to warrant repeated viewings. Critics found the film’s inertia diminished its lasting appeal, and some viewers reported diminished engagement on subsequent watches. While the central performance retains some revisit value, the overall experience may not sustain audience interest beyond a single viewing.

Plot

Brain on Fire Plot Summary

What happens in Brain on Fire from start to finish, spoilers included, with a timeline of 15 key events. The opening is below; the full summary is a 2-minute read.

Spoilers ahead

Twenty-one-year-old Susannah Cahalan is an acclaimed writer for The New York Post, sharing her life with her new boyfriend, Stephen Grywalski. Suddenly, Susannah falls ill, beginning with symptoms akin to an ordinary flu, such as a persistent cough and overwhelming fatigue. However, her condition takes a bizarre turn as she exhibits peculiar behaviors during trance-like states, including hearing voices that aren’t spoken and an aversion to loud sounds.

Full summary

The whole story of Brain on Fire, scene by scene

Read the full summary
Box office

Brain on Fire Box Office

Brain on Fire grossed $10,846 worldwide.

2018 box office

Worldwide gross

$10.8K

International
$10.8K
Videos

Brain on Fire Trailers & Videos

2 videos: 2 trailers.

Brain On Fire Official Trailer (2017) Chloë Grace Moretz, Richard Armitage Movie
  • Trailer Brain On Fire | Official Trailer [HD] | Netflix
Quiz

How Well Do You Know Brain on Fire?

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

What is the initial diagnosis Susannah receives for her symptoms?

Seen Brain on Fire?

FAQ

Brain on Fire FAQ: Cast, Box Office & Runtime

Runtime, release date, cast, box office, ratings and post-credit scenes of Brain on Fire, each answered in a sentence.

How long is Brain on Fire?

Brain on Fire runs 1 hour 28 minutes (88 minutes).

When was Brain on Fire released?

Brain on Fire was released on June 22, 2018.

Who is in the cast of Brain on Fire?

Brain on Fire stars Chloë Grace Moretz as Susannah Cahalan, Thomas Mann as Stephen Grywalski and Carrie-Anne Moss as Rhona Nack, among 9 credited actors.

How much did Brain on Fire make at the box office?

Brain on Fire grossed $10,846 worldwide.

How is Brain on Fire rated?

Brain on Fire has 13% on Rotten Tomatoes, 34 on Metacritic and 70% on TMDB.

Does Brain on Fire have a post-credit scene?

No. Brain on Fire has no extra scene during or after the credits.

Coming soon to your phone

The Plot Explained Movie Summary App

From blockbusters to hidden gems: plot summaries, endings explained and timelines on your phone. Save your favorites and never miss a twist again.

Be the first to know when it launches. Your email stays private, always. Learn more about the app