On Halloween Eve at Mossy Bottom Farm, excitement turns to dismay when the clumsy Farmer ruins the pumpkin patch. Shaun tries fixing it with science experiments, but things go wrong when a wild beast appears in the woods.
| Actor | Role |
|---|---|
 Justin FletcherShaun / Timmy (voice) | Shaun / Timmy (voice) |
 John SparkesThe Farmer / Bitzer (voice) | The Farmer / Bitzer (voice) |
 Kate HarbourTimmy's Mum (voice) | Timmy's Mum (voice) |
 Simon GreenallTwins (voice) | Twins (voice) |
 Nina SosanyaVet (voice) | Vet (voice) |
 Paul WhitehouseShop Keeper (voice) | Shop Keeper (voice) |
 Roman KempPizza Boy (voice) | Pizza Boy (voice) |
 Dani DyerInfluencer (voice) | Influencer (voice) |
 Matthew WalkerConcrete Finisher (voice) | Concrete Finisher (voice) |
 Steve CoxAdditional Voices | Additional Voices |