A masked villain wreaks mayhem on the city of Coolsville with a monster machine that creates real-life versions of Mystery Inc.'s former foes like The 10,000 Volt Ghost, The Cotton Candy Glob, The Skelemen and The Pterodactyl Ghost. Fred, Daphne, Shaggy, Velma and Scooby-Doo launch an investigation into the monster outbreak that leaves Shaggy and Scooby questioning their roles in Mystery Inc. Eager to prove their detective skills, the ever-ravenous duo comes up with a secret plan to solve the mystery all by themselves. Can the gang unravel their most challenging case?

Freddie Prinze Jr.
as Fred

Sarah Michelle Gellar
as Daphne

Matthew Lillard
as Shaggy

Linda Cardellini
as Velma

Neil Fanning
as Scooby-Doo Voice / Tasmanian Devil (voice)

Seth Green
as Patrick

Peter Boyle
as Old Man Wickles

Tim Blake Nelson
as Jacobo

Alicia Silverstone
as Heather

Pat O'Brien
as Pat O'Brien
Wuchak
**_Colorful and fun, but too silly and manic_** The Mystery Inc team take on several monsters from their past adventures brought to life by an evil masked figure. As with the first film, Matthew Lillard and Linda Cardellini shine as Shaggy and Velma. Freddy Prinze Jr. is good as Fred while Sa...