FILM
In a rural town in North Wales, mussel harvester Jack has been married to his wife Maggie for over half of his life. He is troubled by his son Tom, who has little interest in the family trade. When Jack crosses paths with Daniel, an itinerant deckhand, their attraction poses an impossible dilemma.
Directed by Helen Walsh
Starring Barry Ward, Lorne MacFadyen, Liz White, Henry Lawfull, Celyn Jones, Leisa Gwenllian, Danny Webb, Callum Hymers
| In cinemas | Not listed |
|---|---|
| Digital release | Not listed |
| Physical release | Not listed |
| First release anywhere | 21 November 2025 |
Dates come from TMDB and can change. The digital date is the first rental, purchase or streaming date and does not confirm a launch on a particular service; the physical date does not confirm a Blu-ray or 4K edition. Both are often added closer to release.
Every release in the United States this month · digital · physical
Amazon Video
Apple TV StoreAmazon VideoApple TV StoreAvailability data by JustWatch via TMDB. Offers and catalogues change often.
Plan the screen size, seating and speaker layout for On the Sea in the free 3D design studio, or ask the Advisor which sound format suits your room.
Open the design studio Try Immersion
Planning a screen? Try the free screen size calculator, projector throw calculator or Dolby Atmos room check.
