6.3 Happy Halloween Scooby-Doo! Oct. 06, 2020 Happy Halloween Scooby-Doo! IMDb: 6.3 2020 76 min 219 views Scooby-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
