6.3 1080pHappy Halloween, Scooby-Doo! Oct. 06, 2020Happy Halloween, Scooby-Doo! IMDb: 6.3 2020 76 min 234 viewsScooby-Doo and the gang team up with their pals, Bill Nye The Science Guy and Elvira Mistress of the Dark, to solve this mystery of gigantic ...AnimationComedyCrimeFamilyMystery