Once Upon a Time in a Horror Movie
“In every horror movie, there's one killer story...”
Synopsis
In every horror movie, there's one killer story... Hoping for an unforgettable birthday, a group of friends sign up for an immersive horror-movie experience that promises to place them inside their own 1980s slasher film. But as the night unfolds, the lines between fiction and reality disappear, and what begins as a game of make-believe soon becomes a desperate fight for survival, where the only way to stay alive is to make it to the final reel.
Top Cast
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Release History & Theatrical Window
North American Premiere at Screamfest
Festival / Special Debut
Key Information & Fast Facts
- Director
- Ashley Cahill
- Screenplay & Story
- Ashley Cahill
- Original Title
- Once Upon a Time in a Horror Movie
- Spoken Languages
- English
- Runtime
- 1h 23m
Creative Leadership & Key Crew
Ashley Cahill
Ashley Cahill
Pantea Ghaderi
Department Leadership Roster
Ashley Cahill
Director
Ashley Cahill
Screenplay
Pantea Ghaderi
Producer
Production Stills & Gallery
Official cinematic photography and background stills for Once Upon a Time in a Horror Movie.
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Frequently Asked Questions About Once Upon a Time in a Horror Movie
Quick factual answers about cast, synopsis, director, box office, and release information.
What is Once Upon a Time in a Horror Movie about?
In every horror movie, there's one killer story... Hoping for an unforgettable birthday, a group of friends sign up for an immersive horror-movie experience that promises to place them inside their own 1980s slasher film. But as the night unfolds, the lines between fiction and reality disappear, and what begins as a game of make-believe soon becomes a desperate fight for survival, where the only way to stay alive is to make it to the final reel.
Who directed Once Upon a Time in a Horror Movie?
Once Upon a Time in a Horror Movie was directed by Ashley Cahill.
Who stars in Once Upon a Time in a Horror Movie?
The principal cast of Once Upon a Time in a Horror Movie includes Mabel Thomas, Neeley Dayan, Shane Graham, Alison Gold, Alex J. Joseph.
When was Once Upon a Time in a Horror Movie released and how long is it?
Once Upon a Time in a Horror Movie was released in 2026 with a total runtime of 1h 23m.