12th episode. The gang arrives in Pompeii and stuble upon the mystery of a scary Gladiator.
- Casey Kasem voices Shaggy Rogers
- Frank Welker voices Fred Jones and Scooby-Doo
- Grey Delisle voices Daphne Blake
- Mindy Cohn voices Velma Dinkley
- Daran Norris voices Ugo
- Mark Hamill voices Barge Captain
- Tara Strong voices Alexandra Viggi
- Vincent D'Onofrio voices the Gladiator
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