Mystery machine

Scooby and the gang solve the mystery of "The Black Katz" when an animal control agent tries to steal a real diamond bracelet from an estate of black cats.

Shaggy and Scooby restore supernatural balance, receive compliments from the Goblin King, and remember the wildest Halloween ever.

Scooby and the gang solve the mystery of a cast and crew of a TV series being frightened by a monster.