Mystery Inc. is summoned to investigate occurrences in a haunted villa, where a black knight terrorizes anybody who tries to get close to treasure hidden by the former owner of the building.
Matthew Lillard | Shaggy Rogers | |
Frank Welker | Scooby-Doo, Fred Jones | |
Grey Griffin | Daphne Blaker | |
Kate Micucci | Velma Dinkley | |
Colleen O'Shaughnessey | Wanda | |
Phil Morris | Adam, Treasure Hunter #1 |
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