Billy & Mandy's Big Boogey Adventure (2007)

The Grim Adventures of Billy & Mandy: Wrath of the Spider Queen is a made-for-TV movie based on The Grim Adventures of Billy & Mandy. The movie first aired on Cartoon Network on July 6, 2007.

Voices:

 * Mandy/Carol: Grey DeLisle
 * Grim/Sperg: Greg Eagles
 * Billy/Billy's Dad/Cave Harold: Richard Horvitz
 * Irwin: Vanessa Marshall
 * Chocolate Cow/Arachnotaur/Clarence/Dark Elf Archer/Spider#2: Dee Bradley Baker
 * Jeff the Spider/Mystery Announcer/Man: Maxwell Atoms
 * Pud'n: Jane Carr
 * Principal Goodvibes: Chris Cox
 * Lord Pain: Henry Gibson
 * Gladysaur: Jennifer Hale
 * Curtis: David Lander
 * Mr. Spleen: Phil LaMarr
 * Mindy/Velma's Mom/Eris: Rachael MacFarlane
 * Kalgoron: Michael McKean
 * Ms. Butterbean: Renee Raudman
 * General Skarr: Armin Shimerman
 * Plain Cow: James Sie
 * Velma Green the Spider Queen: Kari Wahlgren
 * Boogey: Fred Willard
 * Velma's Dad/Spider#1: Dave Wittenberg