Anticipation runs high forJulia GarnerstarringApartment 7A, which is a prequel toRosemary’s Baby, slated to release this Halloween by Paramount+. While most details about the horror feature directed byNatalie Erika Jamesare kept tightly under wraps, we finally know the rating for the film. The psychological thriller which explores the mystery surrounding the apartment before Rosemary moves in, is aptly rated R,Bloody Disgustingreports.

Roman Polanski’s cult classic feature saw Rosemary moving into a new apartment with her husband and becomes pregnant, but soon begins to suspect thather neighbors are members of a Satanic cultwho are grooming her in order to use her baby. The upcoming feature takes us back in time to 1965 and followsa struggling young dancer (Garner), who suffers a devastating injury. Things take a turn when she finds herself drawn in by dark forces when a peculiar, well-connected older couple promises her a shot at fame.

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Who is Behind ‘Apartment 7A?’

James co-wrote the screen play withChristian WhiteandSkylar James, who also wrote the story. The film promises to explore the story prior to Polanski’s horror classic, exploring what happened in the apartment before Rosemary moved in. “Apartment 7A is the perfect way to kick off the Halloween season,”Jeff Grossman, Executive Vice President, Programming, Paramount+previously shared his excitement. “Director Natalie Erika James and the prodigious creative team have crafted a chilling and clever new entry into the genre,” he further teased.

Along with Garner as Terry, the movie also castMayor of KingstownalumDianne Wiestas Margaux,Pirates of the Caribbean’sKevin McNallyas Roman Castevet, andAcross the UniversestarJim Sturgess. Further rounding off the cast areMarli Siu,Rosy McEwen,Amy Leesonas Rosemary Woodhouse, andScott Humeas Guy Woodhouse.

Apartment 7Ais produced in collaboration with Paramount Pictures under the Platinum Dunes and Sunday Night Production banners whileVicki Dee RockandAlexa Ginsburgserve as executive producers. Producers of the feature includeJohn Krasinski,Allyson Seeger,Michael Bay,Andrew Form, andBrad Fuller. With numerous talents behind the screen and power packed performers in front of the camera, the feature will be one which will keep you guessing and glued to your seats.

Currently, no release date has been announced forApartment 7A, though it is expected to drop sometime this Fall. Stay tuned to Collider for further updates.