Whalefall (2026): Cast, Story and Release Details

Prepared by Movies Dock Editorial

Whalefall follows Jay Gardiner, a diver searching for his father’s remains off California’s central coast who becomes trapped inside a sperm whale. With only an hour of oxygen, Jay must draw on lessons from his father in this survival thriller based on a novel.

Whalefall is a survival thriller built around an unusually confined and immediate predicament. After his father’s death, Jay Gardiner dives off California’s central coast to look for his remains, only to be swallowed by a massive sperm whale.

The film turns that premise into a race against time: Jay has one hour of oxygen left and must find a way out while relying on lessons passed down by his father. Brian Duffield directs and co-writes the adaptation with Daniel Kraus.

Whalefall movie details

Story without spoilers

Jay Gardiner enters the waters off the central Coast of California while searching for his deceased father’s remains. The dive takes a catastrophic turn when a massive sperm whale swallows him, leaving Jay trapped inside the animal with a rapidly diminishing oxygen supply.

As the situation becomes a fight for survival, Jay recognizes that the lessons his father taught him could provide the knowledge needed to escape. The story therefore combines a dangerous underwater setting with a personal connection to grief, memory and family, without revealing how Jay’s ordeal concludes.

What to expect

Whalefall is presented as a survival thriller focused on a clear countdown: Jay has only one hour of oxygen after being swallowed by a sperm whale. The premise suggests sustained physical danger, an underwater survival challenge and pressure created by limited time and space.

The film also has a family-centered foundation, with Jay’s search connected to his father’s death and the lessons he inherited from him. Its source material is a novel or book, and the story remains centered on a single, high-stakes survival problem rather than a broader action premise.

Cast and creative team

Austin Abrams plays Jay Gardiner, the diver at the center of the story. Josh Brolin plays Mitt Gardiner, while Elisabeth Shue portrays Zara Gardiner. The cast also includes John Ortiz as Hewey, Jane Levy as Eva Gardiner and Emily Rudd as Nan Gardiner.

Brian Duffield directs Whalefall and shares writing credit with Daniel Kraus. Their screenplay is based on the supplied novel-based source material.

• Austin Abrams as Jay Gardiner
• Josh Brolin as Mitt Gardiner
• Elisabeth Shue as Zara Gardiner
• John Ortiz as Hewey
• Jane Levy as Eva Gardiner
• Emily Rudd as Nan Gardiner

Release and production context

Whalefall is listed as a 2026 release, with a release date of October 14, 2026. It has a runtime of 1 hour 46 minutes and is classified as a thriller. The film is associated with the United States of America and is spoken in English.

Production companies are Imagine Entertainment, 20th Century Studios and Jurassic Party. The supplied details identify it as a story based on a novel or book.

Production companies: Imagine Entertainment, 20th Century Studios, Jurassic Party

Whalefall official trailer

Watch the official trailer on YouTube

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With its central survival dilemma, strict oxygen limit and personal connection to a family loss, Whalefall is structured around a direct question: how can Jay escape from an impossible underwater confinement before time runs out? Its 2026 release brings together a focused premise, an ensemble cast and a creative team led by Brian Duffield.

Film data:
TMDB · IMDb