A group of people on a world wide search for oddities find themselves trapped in a nine hundred year old Italian castle when they accident unleash the Demonic Toys.

The Yowie Yahoo starts kidnapping musicians at a concert attended by Scooby and the gang in Vampire Rock, Australia.

Scooby-Doo and the Mystery Gang visit Oakhaven, Massachusetts to seek strange goings on involving a famous horror novelist and his ancestor who is rumored be a witch.