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 proportions and save Crystal Cove!

"With fake monsters and candy galore, Halloween is ... It's up to Scooby-Doo and the gang as they team up with their pals, Bill Nye the Science Guy and Elvira, Mistress of the Dark, to solve ...

(Photo by Barry King/Getty Images) Not even coronavirus can stop Elvira, Mistress of the ... role in the animated feature “Happy Halloween, Scooby-Doo!” On Oct. 12, she released the music ...

Scooby and the gang team up with Bill Nye the the Science Guy and Elvira, Mistress of the Dark to solve the mystery behind a toxic pumpkin patch! Flashing images. (2020)(80 mins) ...