The Scooby-Doo Show - A Frightened Hound Meets Demons Underground

Seizoen: 1 - Aflevering: 10 / 10 - Eerst uitgezonden: 13 november 1976 - Episode ID: 327158

The gang investigates the weird happenings of some ancient demons. They learn that the demons are after a talisman that will drive them back into the iron lid of an underground city where they belong.