Scooby-Doo! and the Howling WolfmanJames GelseyScooby-Doo! Mysteries, book 5

Characters in Scooby-Doo! and the Howling Wolfman

6 characters, main characters first.

Main characters

Scooby-Doo
Also in Scooby-Doo! and the Haunted Castle, Scooby-Doo and the Mummy's Curse, Scooby Doo! and the Sunken Ship, Scooby-Doo! and the carnival creeper, Aloha, Scooby-Doo!, Scooby-doo! and the fairground phantom, Scooby-doo! and the runaway robot, Scooby-Doo! and the rowdy rodeo

Antagonists

Howling Wolfman