A Ghoul of Amsterdam

A Ghoul of Amsterdam is the 26th episode of the second season of The New Scooby-Doo Show (2017).

Plot
Inviting the Azumanga Daioh gang to Shaggy and his cousin Joseph's vacation houseboat, the gang gets caught between knight ghosts, and a sea serpent.

Characters
Main characters: Supporting characters: Villains:
 * Mystery Inc.
 * Scooby-Doo
 * Shaggy Rogers
 * Fred Jones
 * Daphne Blake
 * Velma Dinkley
 * Ayumu "Osaka" Kasuga
 * Tomo Takino
 * Koyomi "Yomi" Mizuhara
 * Sakaki
 * Kagura
 * Kaori

Transcript
A Ghoul of Amsterdam/Transcript