The Heretiks (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

The Heretiks is a supernatural horror thriller set on Halloween night, following a disaffected teenager who joins forces with a renegade witch to save her younger sister from a coven planning an apocalyptic sacrifice. Gregg Bishop directs this 2026 American production.

The Heretiks is a 2026 horror thriller built around witches, a dangerous coven and a Halloween-night fight for survival. The story centers on a teenage girl forced into an uneasy alliance when her younger sister becomes the target of a deadly ritual.

Directed by Gregg Bishop, the film combines supernatural horror with a home-invasion premise and holiday setting. Its 1-hour-29-minute runtime keeps the setup focused, while the supplied cast includes Kimberly Epstein, Josie Juliette Wert, Ava Mae Seidensticker, Tess Williams and Luke Speakman.

The Heretiks movie details

Story without spoilers

On Halloween night, a disaffected teenage girl must protect her little sister from a murderous coven determined to use her in an apocalyptic ritual. To stand a chance against the threat, she teams up with a renegade witch, creating an alliance between two figures who might otherwise be expected to oppose one another.

The premise places family protection at the center of the conflict while adding supernatural danger, a coven, and the pressure of a single ominous holiday night. The film’s listed keywords also point to home-invasion elements alongside its witchcraft-driven horror.

What to expect

The Heretiks is identified as both horror and thriller, with supernatural horror and holiday horror among its listed themes. Viewers can expect a story involving witches, a coven, Halloween, an attempted sacrifice and a threat directed at a younger sister. The central partnership between a teenager and a renegade witch provides the film’s main dramatic setup.

Cast and creative team

Kimberly Epstein plays Cai, while Josie Juliette Wert portrays Ada. Ava Mae Seidensticker appears as Mabel, Tess Williams plays Neve, and Luke Speakman portrays Wesley. Gregg Bishop directs the film, with Ben Collins and Luke Piotrowski credited as writers.

• Kimberly Epstein as Cai
• Josie Juliette Wert as Ada
• Ava Mae Seidensticker as Mabel
• Tess Williams as Neve
• Luke Speakman as Wesley

Release and production context

The Heretiks is listed as a United States of America production in English. It has a release date of September 17, 2026, and a runtime of 1 hour and 29 minutes. The production companies are Bleiberg Entertainment, Be Afraid Media and Bishop Studios LLC. The film is listed with a released status.

Production companies: Bleiberg Entertainment, Be Afraid Media, Bishop Studios LLC

Movies Dock view

With its Halloween setting, supernatural threat and family-centered stakes, The Heretiks presents a contained horror setup led by an unlikely alliance. The available details establish the premise, genre and principal creative team without revealing how the conflict unfolds.

Film data:
TMDB · IMDb