Dr. Sidney Zitbag (voiced by Christian Rodska) The main character of the show, he is a mad scientist type of character who wants to become the world's best pet shop owner. After being fired from the only town pet shop he goes on to buy an old castle from the Exorsisters and sets up his own pet shop creating new and weird pets in his laboratory, but his plans don't always work and certain mishaps do tend to happen.