Scooby-Doo! and the Goblin King

Scooby-Doo and Shaggy travel to a fantasy Halloween underworld to stop a failed magician named The Amazing Krudsky. After Krudsky steals magical power from a fairy princess, the duo must retrieve the Goblin Sceptre from the Goblin King before midnight to prevent everyone from being transformed into monsters. Their journey takes them across a supernatural railway where they encounter various spirits and magical guides to save their friends.

Directed, produced, and written by Joe Sichta, this 2008 American animated adventure follows three previous Scooby-Doo films directed by Sichta: Scooby-Doo! and the Loch Ness Monster, Scooby-Doo! in Where's My Mummy?, and Chill Out, Scooby-Doo!. The voice cast features Frank Welker as Scooby-Doo and Fred Jones, Casey Kasem as Shaggy Rogers, Mindy Cohn as Velma Dinkley, and Grey DeLisle as Daphne Blake. The production also includes Tim Curry as the Goblin King and Lauren Bacall as The Grand Witch.

The film has received generally positive feedback from viewers. On IMDb, it holds a rating of 6.3/10 based on 4,300 votes, while on TMDB, it has a higher score of 7.6/10 from 287 votes.