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Delirium (2018) movie poster

Spoiler-Free Summary

Delirium (2018) Spoiler-Free Summary – What It's About

Release, runtime and language
2018 · 86 min · English
Echo score 46
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Directed by
Johnny Martin
Starring
Mila Brener, Teresa Navarro, Mike C. Manning, August Roads, BJ Mitchell, Callan Taylor

A group of friends challenge each other to explore a notorious mansion with a dark history – the site of thirteen previous murders. When a classmate documenting their exploration goes missing, the others must venture inside. They soon find themselves uncovering unsettling truths about the house's gruesome past and the dangerous connections between their group and the events that transpired there.

On this page (7)
  1. 1 Where to watch
  2. 2 What it is about
  3. 3 Is it worth watching?
  4. 4 After you watch
  5. 5 Movie threads
  6. 6 Movies like Delirium
  7. 7 Every angle
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Spoiler-free summary · safe to read

What Is Delirium About? (No Spoilers)

The plot of Delirium (2018) without spoilers: what it is about, who it follows and where it takes place, told without the twists or the ending. Enough to decide whether it is your next watch, not enough to ruin it.

In the shadow of a sprawling, once‑grand estate, a newly released man is thrust back into the world on a thin line of conditional liberty. The mansion, inherited from a father whose public triumphs concealed private despair, looms as both a sanctuary and a maze of echoing corridors. Its walls seem to remember whispers of the past, and the surrounding grounds sit heavy with an atmosphere that feels as though time itself is holding its breath.

Tom Walker steps into this imposing house under the watchful eye of a strict thirty‑day house‑arrest, his daily freedom measured only by a video call to a parole officer. Freed from the confines of an institution, he carries the weight of his father's legacy and the lingering scent of unresolved family tensions. Every hallway, every creak, flirts with the edge of his sanity, hinting that the mansion may be more than just a structure—it could be a mirror for his own fragmented memories.

Around him, a small cast of uneasy allies adds layers to his isolation. Brody, the parole officer, balances professional suspicion with a personal curiosity that teeters on the brink of intrusion. Alex, Tom’s older brother, drifts in and out of the picture like a phantom presence, his motives as opaque as the house’s dark corners. And Lynn, a grocery delivery worker whose brief encounters bring a fleeting sense of normalcy, offers a glimpse of connection that feels both grounding and precarious.

The film settles into a tone that blends psychological tension with a lingering, almost tactile dread. Shadows stretch and contract as the house seems to respond to unseen currents, inviting viewers to wonder what lies beneath the polished veneer of wealth and what truths the walls are desperate to keep hidden. In this delicate balance between inherited burden and personal redemption, the story teases the thin line between reality and perception, leaving the audience poised on the edge of discovery.

Last updated: August 10, 2025 at 02:50

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What to expect

Is Delirium Worth Watching? What It Feels Like

Is it dark, sad, slow, intense or confusing? The mood of Delirium (2018) in a few tags, without a word about how it ends. Each tag opens a list of movies that feel the same.

After you watch

Seen Delirium? Now Read the Spoilers

Once you have watched Delirium (2018), come back for the full story: the plot summary with spoilers, the timeline in chronological order, the characters and meaning.

Movie threads

More Movies Like Delirium, by Mood & Story

Curated lists built around what makes Delirium tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Psychological Hauntings: Movies like Delirium

Stories where a haunted location reflects the protagonist's crumbling mental state. If you enjoyed the unsettling ambiguity of Delirium, you'll find similar stories here. These movies feature protagonists confronting haunted locations that directly mirror their own psychological trauma, creating a tense experience where the true threat might be supernatural or a descent into madness.

  • unreliable narrator
  • claustrophobic
  • paranoid
  • psychological
  • unsettling
  • tense
  • Tone: dark, tense, unsettling
  • Pacing: steady, methodical
Why these movies?

The story pattern: The narrative typically involves a protagonist, often with a troubled past, entering or being trapped in a location with a dark history. As eerie events escalate, the story deliberately creates uncertainty about whether the horror is external or a symptom of the character's psychosis, leading to a climactic revelation about the connection between the two.

Why they belong together: These films are grouped together because they share a core narrative device: using a haunted setting as a metaphor for internal trauma. They create a specific kind of tension rooted in the protagonist's unreliable perception, making the audience question reality alongside the character.

Claustrophobic Thrillers Similar to Delirium

High-tension stories where characters are trapped with a worsening threat. For viewers who liked the trapped, tense atmosphere of Delirium, this section collects movies with a strong claustrophobic element. These stories focus on characters confined to a single location, such as a house or institution, where a psychological or physical threat steadily intensifies.

  • claustrophobic
  • tense
  • paranoid
  • trapped
  • oppressive
  • unsettling
  • Tone: dark, tense, oppressive
  • Pacing: steady, escalating
Why these movies?

The story pattern: The plot revolves around characters being restricted to a single primary location, often one they cannot easily escape. The confinement acts as a pressure cooker, methodically escalating tension as secrets are revealed, alliances shift, and the true nature of the threat—be it human, supernatural, or internal—becomes terrifyingly clear.

Why they belong together: These films are united by their use of a limited setting to create a palpable sense of claustrophobia and relentless tension. The pacing is typically steady, building dread within the confines of the space, and the emotional weight is often heavy due to the inescapable nature of the situation.

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Movies Like Delirium

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Every angle

Delirium (2018) Explained: Plot, Timeline & Characters

Everything about Delirium in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

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