What's New, Scooby-Doo? (2002)

S2E2 Mummy Scares Best

The Mystery Inc. team journeys to Egypt to assist their friend with an archaeological excavation. Things take a spooky turn when an ancient mummy's curse transforms Fred, Daphne, and Velma into zombies. Now, it's up to Shaggy and Scooby to find a way to break the spell and save their friends from a life of the undead before it's too late!