Season 2, Episode 11
Aired: Saturday November 14, 1987
Writer: J. Michael Straczynski
Synopsis: When an evil spirit takes possession of a young boy, his brother asks the Ghostbusters to save him.
- Jonathan Brandis [Lee Meredith, Kid]
- Rodger Bumpass [Grundel, Mr. Meredith]
- Carl Steven [Alec Meredith]
Regular Cast Incidentals
- Dave Coulier [Cop]
- Arsenio Hall [Jabberwock]
- Maurice LaMarche [Peter]
- Kath Soucie [Jabberwock]
- The script for this episode can be found on The Real Ghostbusters Scripts page.
- Title Reference: The name of the main bad guy - duh!
- The voice actors were recorded on August 7 and November 6, 1987. Maurice LaMarche filled in as Peter on November 6, 1987.
- The guys whistle the "Inspector Gadget" theme song. "Inspector Gadget" was another cartoon series produced by DIC.
- In the book Egon's looking through, you can see pictures of Drool, the Dog-Faced Goblin and the Bird of Kildarby (both from episodes of the same name).
- It's mentioned that Alec kicked Mrs. Faversham's cat. Mrs. Faversham's attic was haunted in the episode "The Thing In Mrs. Faversham's Attic".
- The Extreme Ghostbusters episode "Grundelesque" is a sequel to this episode.