Guest Stars Grey DeLisle Griffin voices Xandra the Goddess of Adventure Jessica DiCicco voices April Jessica DiCicco voices May Jessica DiCicco voices June Wayne Knight voices Baron Von Sheldgoose Kevin Michael Richardson voices Felldrake Dee Bradley Baker voices Leopold The Horrible Nicolas Roye voices King Vomit Matt Danner voices Goblins Grey DeLisle Griffin voices Tourist Wife Grey DeLisle Griffin voices Telenovela Actress Kevin Michael Richardson voices Vlorp Kevin Michael Richardson voices Master Jailer Eric Bauza voices Telenovela Actor Eric Bauza voices Tour Guide Dee Bradley Baker voices War Beast Nicolas Roye voices Tourist Baby Matt Danner voices Tourist Husband Matt Danner voices Goblin Prisoner