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!
Frank Welker
Grey DeLisle
Matthew Lillard
Kate Micucci
Myrna Velasco
Dee Bradley Baker
Jeff Bennett
Anthony Carrigan
Erin Fitzgerald
David Lodge
Lara Jill Miller
Candi Milo
Jenelle Lynn Randall
Kevin Michael Richardson