Mysteries of Lake Brosno (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Mysteries of Lake Brosno follows Masha and her priest father after they relocate to a lake surrounded by an ancient-monster legend. When a scientist’s experiment turns deadly, the film connects romance, grief, fantasy and a struggle with faith in the aftermath of loss.

Mysteries of Lake Brosno is a Russian drama, romance and fantasy film written and directed by Sergey Ohotin. Set around the legendary Lake Brosno, it brings together family grief, scientific obsession and an unresolved question about faith.

The story centers on Masha, scientist Nikolai and Nikolai’s father, Igor, whose search for a mythical lizard takes a dangerous turn. The film is scheduled for release on September 14, 2026, with a runtime of 1 hour and 45 minutes.

Mysteries of Lake Brosno movie details

Story without spoilers

After her mother’s death, Masha moves with her father, a priest, to Lake Brosno. The location is associated with a long-standing legend about an ancient lizard, drawing the attention of scientist Nikolai and his father, Igor.

As Masha becomes connected to Nikolai, Igor’s determination to uncover the creature leads to an experiment involving infrasound sonar. The film’s central conflict develops where scientific investigation, personal relationships and spiritual questions meet, placing its characters under severe emotional and physical pressure.

What to expect

The supplied genres point to a story that combines relationship drama with fantasy and supernatural mystery. The lake legend provides the film’s speculative element, while the premise focuses on bereavement, romantic attachment, scientific fixation and religious faith.

Viewers can expect a serious, character-driven setup rather than a straightforward creature-feature description. The plot also involves a deadly scientific experiment and asks whether Nikolai, after profound loss, can resist death. These elements suggest an emotionally weighty film, though the available information does not establish how prominently the mythical lizard appears.

Cast and creative team

Sergey Ohotin serves as both director and writer. The cast includes Elizaveta Dolbnikova, Viktor Rakov, David Kolchin, Vladimir Vinogradov and Olga Krasko. Character assignments are not provided in the supplied information.

• Elizaveta Dolbnikova
• Viktor Rakov
• David Kolchin
• Vladimir Vinogradov
• Olga Krasko

Release and production context

Mysteries of Lake Brosno is a 2026 production from Russia, spoken in Russian and produced by Studio Volga-Film. It has a listed release date of September 14, 2026, and runs for 1 hour and 45 minutes. Its original title is Мистерии озера Бросно.

Production companies: Studio Volga-Film

Movies Dock view

With its Russian setting, lake mythology and mix of romance, fantasy and drama, Mysteries of Lake Brosno is built around the collision between legend, experimentation and belief. The premise gives the film a dark emotional foundation while leaving the nature of its central mystery open.

Film data:
TMDB