The Grim Adventures of Billy and Mandy/Ice Age

Cast

 * Dick as Manny
 * Grim as Sid
 * Billy's Girlfriend as Brooke
 * Young Billy as Danny
 * Eris as Shira
 * Young Grim as Zang
 * Billy as Diego
 * Mandy as Ellie
 * Gladys as Peaches
 * Harold as Ethan
 * Mindy as Sylvia
 * Ren (from Ren and Stimpy) as Crash
 * Stimpy (from Ren and Stimpy) as Eddie
 * Claire as Rose
 * Norbert and Daggett (from The Angry Beavers) as Buck
 * Gir (from Invader Zim) as Scrat
 * Nega-Chin (from The Fairly OddParents) as Soto
 * Trixie Tang (from The Fairly OddParents) as Jennifer
 * Veronica (from The Fairly OddParents) as Rachel
 * Denzel Crocker (from The Fairly OddParents) as Captain Gutt
 * Boogeyman as Gavin
 * Creeper as Gertie
 * General Skarr as Rudy
 * Jeff as Flynn
 * Megan Sparkles as Francine
 * Endsville as Snow Valley
 * Nergal as Cretaceous
 * Nergal Jr. as Maelstrom
 * Sassy Cat Land as Teenage Hangout AKA The Falls