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