Janet's Island (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Janet's Island is a 2026 French short centered on two young girls, Céleste and Nine, who meet Janet, a heartbroken English traveller during a holiday. Their attempt to help her creates an unexpected threat to their own family, setting up a compact story of chance and consequence.

Janet's Island is a 2026 French short film directed by Dodine Herry-Grimaldi. With a runtime of 21 minutes, it follows two little girls whose holiday takes an unsettling turn after they encounter Janet, an English traveller nursing a broken heart.

The film’s premise places a seemingly kind act at the center of a family complication. As Céleste and Nine try to help Janet, their meeting begins to put their own family at risk, giving the short a tightly focused dramatic setup.

Janet's Island movie details

Story without spoilers

During a holiday, sisters Céleste and Nine meet Janet, an English traveller who is heartbroken. The girls offer their help, but the encounter carries consequences they do not anticipate. What begins as an attempt to support someone in distress gradually jeopardizes the stability of their family, making the relationship between the children and Janet the story’s central focus.

What to expect

The supplied premise points to a concise, character-led family drama built around an unexpected holiday encounter. Its short 21-minute runtime suggests a focused narrative rather than an expansive storyline, while the contrast between the girls’ helpful intentions and the danger to their family creates an element of tension. The film is listed with both French and English as spoken languages.

Cast and creative team

Dodine Herry-Grimaldi directs Janet's Island. Louison Grimaldi plays Janet, with Lou Villard as Céleste, Mahe Villard as Nine and Kenzo Missaoui as Gab. No writers are listed in the supplied credits.

• Louison Grimaldi as Janet
• Lou Villard as Céleste
• Mahe Villard as Nine
• Kenzo Missaoui as Gab

Release and production context

Janet's Island, originally titled L'île de Janet, is listed as a 2026 release from France. Its release date is November 15, 2026, and it has a runtime of 21 minutes. The film’s spoken languages are French and English, and its status is listed as Released.

Movies Dock view

With its brief runtime and tightly defined premise, Janet's Island presents a contained story about compassion, an unfamiliar traveller and the unforeseen effects of a family’s holiday encounter. The available details establish the central conflict without revealing how the situation develops.

Film data:
TMDB