- This page is about the episode. For the monster, see Sludge Monster from the Earth's Core.
|What's missing, Scoobypedia?|
The Coolsville bank is robbed and the bank's janitor reports that he saw a monster in the vault that was responsible for the theft. However, nobody believes him except for the Scooby-Doo Detective Agency who then proceed try to find the monster and solve the mystery. The monster is later seen wondering around Scooby's giant doghouse.
Insert details here.
Cast and characters
|Don Messick|| Scooby-Doo|
|Casey Kasem|| Shaggy Rogers|
|Christina Lange||Velma Dinkley|
|Kellie Martin||Daphne Blake|
|Carl Steven||Freddie Jones|
|Scott Menville||Red Herring|
|Bernard Erhard|| Mr. Buckston/|
Sludge Monster from the Earth's Core
Chief-type police officer
|"He's Got His Eye on You"||Credits||Peformed by|
- Sludge Monster from the Earth's Core/Mr. Buckston
|Mr. Williams||As the janitor he had the best possibility to rob the bank because he has the keys.|
|Red Herring||As always.|
|Mr. Buckston as the Sludge Monster from the Earth's Core||To rob the bank.|
- This is the first appearance of Mr. Rogers in A Pup Named Scooby-Doo.
- This is the first of several episodes to have the gang solve mysteries at night while in their sleepwear.
- Shaggy's real first name is revealed to be "Norville" which Scooby teases him about.
Animation mistakes and/or technical glitches
- None known.
Inconsistencies/continuity errors and/or goofs/oddities
- All the cops looking for Mr. Williams and the cop at the unmasking of the Sludge Monster look like Mr. Thornsby from Now Museum, Now You Don't.
In other languages
|Greek||Το Λασπο-τέρας από το Κέντρο της Γης||The Sludge Monster from the Earth's Core|
- A Pup Named Scooby-Doo: Volume 1 DVD released July 19, 2005.
- A Pup Named Scooby-Doo: Complete 1st Season DVD set released March 18, 2008.