6.2 Happy Halloween, Scooby-Doo! Oct. 06, 2020 Happy Halloween, Scooby-Doo! IMDb: 6.2 2020 76 min 488 views Happy Halloween, Scooby-Doo! : Scooby-Doo and the gang team up with their pals, Bill Nye The Science Guy and Elvira Mistress of the Dark, to ... AnimationComedyFamilyMystery
