Everything seems to be changing for the better at Hotel Transylvania. Dracula's rigid monster-only hotel policy has finally relaxed, opening up its doors to human guests. But behind closed coffins, Drac is worried that his adorable half-human, half-vampire grandson, Dennis, isn't showing signs of being a vampire.

It's a well-known fact that Halloween is Scooby's and Shaggy's favorite holiday. Why? Because it's the one day out of the year when the monsters are guaranteed to be fake (plus, there's free candy everywhere!) But, this year, their sweet holiday turns sour when the Spookiest monster they₂ve ever met starts knocking on doors and scaring everybody out of town! Now it's up to Scooby and his pals to solve the mystery of this terrifying trick-or-treat...

Set in a seaside town on the Italian Riviera, a young boy experiences an unforgettable summer. Luca shares his amazing adventures with his newfound friend Alberto, but their fun is threatened by a deeply held secret: they're sea monsters from another world just below the water's surface.