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Mystery Inc. has cracked the case to top all cases! They’ve tracked down Coco Diablo, the head of a notorious costume crime syndicate. With Coco and her kitty in prison, Mystery Inc. thinks that they can finally enjoy a break. Wrong! Suddenly, menacing doppelgänger ghosts of the Scooby crew and favorite classic foes show up in Coolsville to threaten Halloween. Now it’s up to the meddling kids to unmask the latest scoundrel and save Halloween!
as Scooby-Doo / Rudy / Fred / Nefario (voice)
as Daphne / Daisy / Musketeer 1 / Olive (voice)
as Shaggy / Craggly / Captain Cutler (voice)
as Velma / Helga (voice)
as Coco Diablo (voice)
as Esteban / Mr. Wickles / Cat Man (voice)
as Shady Guy / Charlie Humdrum / Hank (voice)
as Trevor Glume / Farmer (voice)
as Library Kid / Superhero Girl / Musketeer 2 (voice)
as Warden Collins / Harry the Hypnotist / Inspector (voice)
as Prisoner Costume Teen / Superhero Boy / Musketeer 3 (voice)
as Prison Woman / Dinosaur Kid / Monster Kid (voice)
as Librarian / Superboy (voice)
as Sheriff / Henry Bascombe / 10,000 Volt Ghost (voice)
2014
2022
2021
2022
2022
2021
2021
2005
