Guest Stars Grey DeLisle Griffin voices Xandra the Goddess of Adventure Jessica DiCicco voices June Jessica DiCicco voices May Jessica DiCicco voices April Wayne Knight voices Baron Von Sheldgoose Dee Bradley Baker voices Ari the Aracuan Bird Kevin Michael Richardson voices Felldrake Dee Bradley Baker voices Leopold The Horrible Jim Cummings voices Bear Rug Tress MacNeille voices Daisy Duck Dee Bradley Baker voices Tengu Dee Bradley Baker voices Minotaur Kevin Michael Richardson voices Moai Commander Kevin Michael Richardson voices Ghost Abraham Lincoln Grey DeLisle Griffin voices Eugenia Ferdinand-Ferdinand Grey DeLisle Griffin voices Debbie Affidavit John O'Hurley voices King Arthur Eric Bauza voices Mars Eric Bauza voices Ghost Teddy Roosevelt Dan Bakkedahl voices Ghost George Washington David Kaye voices Ghost Thomas Jefferson Nicolas Roye voices King Vomit Matt Danner voices Lava Lizards Matt Danner voices Goblins Eric Bauza voices Blazebeak Matt Danner voices Bystanders