Fat (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Fat, also known by its Italian title Grasso, is a 19-minute Italian drama-thriller-horror short about a father who imposes his body-image obsession on his overweight son. Directed and written by Francesco Santoro, the film centers on family conflict, control and a troubling coming-of-age premise.

Fat, released internationally under the title Grasso, is a 2026 Italian short film that combines drama, thriller and horror elements. Its central conflict begins with a father’s intense concern for his physique and extends into the way he treats his son.

At 19 minutes, the film presents a compact story built around diet, family conflict and a strained father-son relationship. The premise points toward an unsettling examination of control and pressure within a family, while keeping the focus on the bond between its two central figures.

Fat movie details

Story without spoilers

The film follows a father who becomes determined to make his overweight son lose weight. What begins as an effort imposed in the name of the child’s supposed well-being grows increasingly extreme, pushing the family conflict toward a point of no return.

The story’s coming-of-age dimension is shaped by the father’s expectations and the son’s position within them. With its suspenseful and creepy classification, Fat frames this domestic struggle through the darker territory of thriller and horror rather than treating it as a straightforward family drama.

What to expect

Viewers can expect a short, intense piece focused on body image, dieting and parental control. The drama is rooted in a father-son relationship, while the thriller and horror labels suggest an increasingly disturbing atmosphere surrounding the father’s attempts to reshape his son.

The film’s 19-minute runtime indicates a tightly contained narrative rather than an expansive family saga. Its supplied keywords also point to melancholy, suspense and a dramatic twist, though specific plot developments are best left unspoiled.

Cast and creative team

Francesco Santoro wrote and directed Fat. Samuele Ferri plays Padre di Fabio, with Damiano Spitaleri as Fabio. Gabriella Kracàtytsa appears as Alice, while Beatrice Vento plays Madre di Fabio. Daniel De Rossi is credited as Medico Universitario.

The cast also includes Fabrizio Cocoro as Padre di Fabio (Giovane) and Matteo Verde as Fabio (Bambino), reflecting the film’s use of younger versions of its central father and son characters.

• Samuele Ferri as Padre di Fabio
• Damiano Spitaleri as Fabio
• Gabriella Kracàtytsa as Alice
• Beatrice Vento as Madre di Fabio
• Daniel De Rossi as Medico Universitario
• Fabrizio Cocoro as Padre di Fabio (Giovane)
• Matteo Verde as Fabio (Bambino)

Release and production context

Fat, titled Grasso in Italian, is a 2026 production from Italy with Italian dialogue. It has a runtime of 19 minutes and is listed as released on October 15, 2026. The production companies are Masso Film, Reflux Media and Vacuna Pictures.

Production companies: Masso Film, Reflux Media, Vacuna Pictures

Movies Dock view

Fat sets up a sharply focused story about the damage that can emerge when a parent’s personal fixation becomes a demand placed on a child. Its short runtime, Italian setting and blend of drama, thriller and horror give the premise a particularly concentrated and unsettling shape without requiring a sprawling narrative.

Film data:
TMDB · IMDb