Scooby-Doo

Freddie Prinze Jr. Fred Sarah Michelle Gellar Daphne Matthew Lillard Shaggy Linda Cardellini Velma Neil Fanning Scooby Voice (voice) Rowan Atkinson Mondavarious Isla Fisher Mary Jane Miguel A. Núñez Jr. Voodoo Maestro Steven Grives N' Goo Tuana Charles Stan Frazier Sugar Ray Craig Bullock Sugar Ray Matthew Murphy Karges Sugar Ray Mark McGrath Sugar Ray Rodney Sheppard Sugar Ray Sam Greco Zarkos Charlie Cousins Velma's Friend Kristian Schmid Brad Nicholas Hope Old Man Smithers Scott Innes Scrappy Voice (voice) J.P. Manoux Scrappy Rex Voice (voice) Chris Cruickshanks Tiny Henchman Alex Ruiz Reporter #1 Sheryl Benko Reporter #2 Rio Nugara Island Emissary David Vallon Bartender Dead Mike's Troy MacKinder Guy in the Vat Michala Banas Carol Holly Brisley Training Video Woman Robert Díaz Training Video Guy #1 Remi Broadway Training Video Guy #2 Martin Broome Melvin Doo Simone Dumbleton Co-Ed Jonathan Coffey Fitzgibbon Michael Caffery Coast Guard #2 Kyas Sherriff Airport Attendant Celeste Gosnell Airport Family Bradley Gosnell Airport Family Cayley Gosnell Airport Family Audrey Gosnell Airport Family Kurt Duval Spooky Hotel Bartender Janis McGavin Co-Ed Hottie Emily Gosnell Autograph Seeker Marea Lambert Barker Autograph Seeker Kym Jackson Autograph Seeker Danielle Starkey Autograph Seeker Andrew Bryniarski Cavern Henchman Craig Behenna Henchman #1 Keith S. Bullock Henchman #2 Jess Harnell Creature Voices (voice) Frank Welker Creature Voices (voice) Pamela Anderson Pamela Anderson (uncredited)