Check out the trailer for Shaun the Sheep: The Beast of Mossy Bottom, an upcoming animated film from Aardman animation studios. Shaun the Sheep: The Beast of Mossy Bottom opens in theaters in the US and the UK on September 18, 2026.Shaun the Sheep: The Beast of Mossy Bottom sees the residents of Mossy Bottom Farm looking forward to Halloween – until the clumsy Farmer trashes the Flock’s beloved pumpkin patch! When Shaun turns MAD SCIENTIST to fix the problem, things rapidly spiral out of control... With The Farmer missing and a wild beast roaming the woods of Mossingham, all the ingredients are in place for a monstrously fun family adventure.Featuring characters created by celebrated filmmaker Nick Park, the film marks long-serving Aardman animation collaborators Steve Cox and Matthew Walker’s feature directorial debut. The film is written by Mark Burton, who served as screenwriter for the Academy Award-winning Wallace and Gromit: The Curse of the Were-rabbit as well as director of the Academy Award-nominated Shaun the Sheep Movie and screenwriter of its follow-up A Shaun the Sheep Movie: Farmageddon. Mark Burton is joined by Giles Pilbrow, who served as writer for the Shaun the Sheep: Adventures from Mossy Bottom series, and wrote the story for the Shaun the Sheep: The Flight Before Christmas TV special, also directed by Steve Cox. Justin Fletcher returns to lend his voice to Shaun and the Flock once more, and is joined by John Sparkes, and Kate Harbour as voice talent.