Cast and credits of Scooby-Doo and the Goblin King

Frank Welker
Fred / Scooby Doo (voice)

Casey Kasem
Shaggy (voice)

Grey DeLisle
Daphne / Cat Witch / Honeybee (voice) (as Grey DeLisle)

Mindy Cohn
Velma Dinkley (voice)

Wayne Knight
The Amazing Krudsky (voice)

Wallace Shawn
Mr. Gibbles (voice)

Hayden Panettiere
Fairy Princess Willow (voice)

Tim Curry
The Goblin King (voice)

James Belushi
Glob (voice) (as James Belushi)

Larry Joe Campbell
Glum (voice)

Lauren Bacall
The Grand Witch (voice)

Jay Leno
Jack O'Lantern (voice)

Thom Adcox-Hernandez
Sparkplug (voice) (as Thom Adcox)

Russi Taylor
Owl Witch / Tiddlywink