OnlyfXXXers (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

OnlyfXXXers is a Brazilian horror film about an adult content creator and her collaborators, whose Halloween production takes a terrifying turn when an antique music box awakens a demonic force. As the group continues filming, online attention becomes inseparable from escalating violence.

OnlyfXXXers is a 2026 horror film from Brazil, directed by Gui Beck and Rafael Beck and written by Rafael Beck. Set around an adult content production, the film connects social media performance with a supernatural threat.

The story follows a creator who rents an isolated house for a Halloween special with a small group of collaborators. What begins as a project built around erotic photography, staged scares and livestreams becomes increasingly dangerous when an antique music box releases something demonic.

OnlyfXXXers movie details

Story without spoilers

An adult content creator brings several collaborators to an isolated house, hoping to produce a Halloween special and increase her online reach. The group divides its time between photo sessions, planned scares and livestreams, keeping the cameras active as part of the production.

Their plans change when an antique music box awakens a demonic force. The boundary between performance and genuine danger begins to collapse, while the growing audience turns the group’s exposure—and eventually its suffering—into part of the spectacle. The film’s premise places supernatural horror alongside questions about voyeurism, algorithms and the commercialization of intimacy.

What to expect

OnlyfXXXers is identified as a horror film with elements of demonic possession, terror and body horror. Its premise centers on an online creator economy setting, using a Halloween shoot and livestream culture as the framework for escalating supernatural violence.

The supplied description also presents the film as a gore-horror fable about the way intimacy can be commodified and trivialized in the age of algorithms. Viewers can therefore expect adult-oriented subject matter, graphic horror concepts and a story focused on the risks of turning private exposure and suffering into engagement.

Cast and creative team

The cast includes Marjorie Goulart as Marjo, Sanni Issobe as Dox, Amanda Santos as Dinha, Karol Marques as Karol, Ivy Denali as Opening Girl and Johnny Mallmann as Maurício. Daniele Louzada also appears, while Renan Dedivitis provides a voice role.

Gui Beck and Rafael Beck direct the film, with Rafael Beck credited as writer.

• Marjorie Goulart as Marjo
• Sanni Issobe as Dox
• Amanda Santos as Dinha
• Karol Marques as Karol
• Ivy Denali as ​Opening Girl
• Johnny Mallmann as Maurício
• Daniele Louzada
• Renan Dedivitis as Voice

Release and production context

OnlyfXXXers is a 2026 Brazilian horror film in Portuguese. It is listed as released on October 31, 2026, with a runtime not provided in the supplied information. No production companies are listed.

Reported production figures:
Budget $3,000

Movies Dock view

By combining an isolated-house horror setup with adult content creation, livestreams and demonic possession, OnlyfXXXers places digital visibility at the center of its premise. Its Halloween setting and body-horror elements provide the framework for a story about how attention can make even danger part of the show.

Film data:
TMDB