Mystery Solvers Unite!

Mystery Solvers Unite! is an animated crossover film produced by Warner Animation Group as the tenth film in the Warner Bros. Hanna-Barberaverse. It is a crossover with various Hanna-Barbera characters.

Plot
George Jetson unites the world's best Mystery Solvers to stop a rouge Rosie and the mysterious Mr. Hyde. Can the group stop them?

Cast

 * Frank Welker as Scooby-Doo, Jabberjaw, Tom, Jerry, Speed Buggy and Dynomutt
 * Jim Cummings as Captain Caveman
 * Jeff Bergman as George Jetson
 * Ben Affleck as Blue Falcon
 * TBD as Mr. Hyde
 * Tress MacNeille as Rosie