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!
Full Cast of Happy Halloween, Scooby-Doo!
Frank Welker
Franklin Wendell Welker (born March 12, 1946) is an American voice actor with an extensive career spanning nearly...
Roger Craig Smith
Roger Craig Smith (Born August 11, 1975) is an American voice actor. He is also known as Roger C. Smith. He has...
Grey DeLisle
Grey DeLisle (born August 24, 1973), sometimes credited as Grey Griffin, is an American voice actress, comedian and...
Matthew Lillard
Matthew Lyn Lillard (born January 24, 1970) is an American actor, comedian, director, and producer. His early film...
Bill Nye
William Sanford "Bill" Nye, popularly known as Bill Nye the Science Guy, is an American science educator, television...
Kate Micucci
Kate was born in New Jersey and spent most of her school years in Pennsylvania. As a kid she focused on playing...
Fred Tatasciore
Frederick "Fred" Tatasciore (born June 15, 1967) is an American voice actor. Tatasciore was born in New York City,...
Dwight Schultz
From Wikipedia, the free encyclopedia. William Dwight Schultz (born November 24, 1947) is an American stage,...
David Herman
David Herman (born February 20, 1967) is an American actor, comedian and voice actor best known as an original cast...
Crew of Happy Halloween, Scooby-Doo!
Full backstage crew list →- Released on October 06, 2020