March 26, 2004 (North America) Director: Raja Gosnell Screenplay: James Gunn (based on characters from Hanna-Barbera Productions) Producers: Charles Roven, Richard Suckle Distributor: Warner Bros. Pictures 1. Plot Summary The film opens in the city of Coolsville (hometown of Mystery Inc.). The gang—Fred Jones, Daphne Blake, Velma Dinkley, Shaggy Rogers, and Scooby-Doo—are celebrated as heroes at the grand opening of the "Coolsonian Criminology Museum," which features a new exhibit showcasing the costumes of the monsters they have unmasked over the years. The exhibit is curated by the eccentric and wealthy Patrick Wisely (Seth Green).
However, during the gala, a mysterious, masked figure in a black cloak and raven mask unleashes the real, living versions of these classic monsters: the Black Knight Ghost (from Scooby-Doo, Where Are You! ), the 10,000-Volt Ghost, the Pterodactyl Ghost, the Skeleton Ghost, and the zombie miner, Miner Forty-Niner. They attack the museum and steal the secret project of the mysterious "Evil Masked Figure." The gang is blamed for the chaos, and their reputation is shattered. Scooby-Doo 2- Monsters Unleashed
The trail leads to the abandoned Coolsville Cybertech factory, the former lab of the evil genius Jonathan Jacobo (Tim Blake Nelson). Jacobo was a bitter former member of Mystery Inc. who was kicked out for faking monsters and attempting to sell their secrets. In the climax, it is revealed that Patrick Wisely is actually Jacobo in disguise. He plans to use the spectral ray to unleash an army of monsters on the Coolsville Founder’s Day celebration, then destroy the town with a massive monster named the "Evil Masked Figure." March 26, 2004 (North America) Director: Raja Gosnell