Casper Meets Earthworm Jim

Casper Meets Earthworm Jim is an hour and a half-long halloween crossover special featuring characters from The Spooktacular New Adventures of Casper and the Earthworm Jim television series.

Plot
While Earthworm Jim and Peter Puppy are in a battle with Evil the Cat (to which The Ghostly Trio is watching on TV), the heroic duo, as well as the cat villain, get sucked out of the TV and right into Whipstaff Manor where they would meet Casper, Kat, Dr. Harvey, The Ghostly Trio (Fatso, Stinkie, and Stretch), Spooky and Poil.

The Spooktacular New Adventures of Casper

 * Malachi Pearson as Casper
 * Jess Harnell as Fatso
 * Joe Alaskey as Stinkie
 * Joe Nipote as Stretch
 * Kath Soucie as Katherine 'Kat' Harvey
 * Dan Castellaneta as Dr. James Harvey
 * Rob Paulsen as Spooky
 * Miriam Flynn as Poil
 * Tress MacNeille as Ms. Banshee
 * Sherry Lynn as Amber Whitmire
 * Debi Derryberry as The Jennifers

Earthworm Jim

 * Dan Castellaneta as Earthworm Jim
 * Jeff Bennett as Peter Puppy, Narrator (inside TV only) and The Great Worm Spirit (inside TV only)
 * John Kassir as Snott and Henchrat
 * Kath Soucie as Princess What's-Her-Name (inside TV only)
 * Andrea Martin as Queen Slug-For-A-Butt (inside TV only)
 * Jim Cummings as Psycrow (inside TV only) and Bob the Killer Goldfish (inside TV only)
 * Edward Hibbert as Evil The Cat
 * Charlie Adler as Professor Monkey-For-A-Head (inside TV only)

Voices

 * Malachi Pearson as Casper
 * Dan Castellaneta as Dr. Harvey/Earthworm Jim
 * Jeff Bennett as Peter Puppy/Narrator
 * Kath Souice as Kat Harvey/Princess What's-Her-Name
 * Jess Harnell as Fatso
 * Joe Alaskey as Stinkie
 * Joe Nipote as Stretch
 * Rob Palusen as Spooky
 * Miriam Flynn as Poil
 * John Kassir as Snoot/Henchrat
 * Andrea Martin as Queen Slug-For-a-Butt
 * Edward Hibbert as Evil the Cat
 * Charlie Adler as Professor Monkey-For-A-Head
 * Tress MacNeille as Ms. Banshee
 * Sherry Lynn as Amber Whitmire
 * Debi Derryberry as The Jennifers
 * Jim Cummings as Psycrow

Quotes

 * Jim: Hey, everybody! Happy Halloween!
 * Residents of Jim's World: Happy Halloween!
 * Jim: Huh?
 * Stretch: Hello there my friends.
 * Peter: Jim. They're your halloween guests.
 * Jim: Oh. Right. (turns to The Ghostly Trio) So, what would you three like to do?
 * Casper: (voiceover) Do trick or treating.
 * Jim: What?
 * Stretch: (covers Casper's mouth) Nothing. The bulb-head......uh.....still......wouldn't shut up.
 * Peter: Well, uh. That's not a very nice thing to say, Stretch.

Trivia

 * This is the first halloween special of Earthworm Jim.

Transcript

 * Casper Meets Earthworm Jim (transcript)