Nelly Rapp – The Gateway to the Underworld (2026): Cast, Story

Prepared by Movies Dock Editorial

Nelly Rapp faces an ancient vampire determined to open a gateway to the underworld, where a sleeping evil threatens to emerge. With Valle and London beside her, she must act before disaster strikes in this Swedish adventure blending family, fantasy and comedy.

Nelly Rapp – The Gateway to the Underworld returns its young heroine to a supernatural conflict involving vampires, an ancient gateway and a long-dormant evil. The story begins when Nelly reunites with her mother and discovers the danger taking shape around them.

Directed by Johan Rosell, the Swedish-language film combines adventure, comedy, family and fantasy elements. Its 91-minute runtime places the focus on a compact, accessible threat involving Nelly, Valle and London.

Nelly Rapp – The Gateway to the Underworld movie details

Story without spoilers

After reuniting with her mother, Nelly learns that an ancient vampire is preparing to open the gateway to the underworld. Beyond it lies a sleeping evil that could be unleashed on the world.

Nelly joins forces with Valle and London to prevent the vampire from completing the plan. The supplied story centers on their effort to stop the impending disaster without revealing how the conflict is resolved.

What to expect

The film is identified as an adventure, comedy, family and fantasy production, so viewers can expect a supernatural premise presented for a broad family audience. Vampires, the underworld and a slumbering evil provide the central fantasy elements, while Nelly’s partnership with Valle and London gives the story a team-based structure.

At 1 hour and 31 minutes, it offers a relatively concise format rather than an extended fantasy epic. The Swedish setting and language are part of its production identity, with the story focused on a young protagonist confronting an escalating supernatural threat.

Cast and creative team

Matilda Gross plays Nelly Rapp, with Melvin Agnarson as Valle. Marianne Mörck appears as Lena-Sleva, Johan Rheborg plays Hannibal, and Edward Blom is credited as Werewolf. Alfred Svensson, Hanna Alström, Nanna Blondell and Jens Ohlin are also part of the cast, though character details are not supplied for them.

Johan Rosell directs. No writer is listed in the supplied credits.

• Matilda Gross as Nelly Rapp
• Marianne Mörck as Lena-Sleva
• Melvin Agnarson as Valle
• Alfred Svensson
• Hanna Alström
• Nanna Blondell
• Jens Ohlin
• Johan Rheborg as Hannibal
• Edward Blom as Werewolf

Release and production context

Nelly Rapp – The Gateway to the Underworld is a 2026 film from Sweden, spoken in Swedish. It has a runtime of 1 hour and 31 minutes and is associated with SVT, Svenska Filminstitutet and SF Studios. The supplied release date is October 16, 2026, and the listed status is Released.

Production companies: SVT, Svenska Filminstitutet, SF Studios

Movies Dock view

With its family-oriented mix of fantasy, comedy and adventure, Nelly Rapp – The Gateway to the Underworld is built around a clear supernatural mission: prevent an ancient vampire from opening a dangerous passage to the underworld. The concise runtime and Swedish-language production give the film a focused identity for viewers seeking a fantastical story led by a young heroine.

Film data:
TMDB · IMDb