Guest Stars April Winchell voices Clarabelle Jim Cummings voices Pete Jenifer Lewis voices Wheezelene Brock Powell voices Sneezel Richard Kind voices Cheezel Corey Burton voices King Ludwig Nika Futterman voices Cuckoo Loca Kayvan Novak voices Trolland Sivan Alyra Rose voices Crystal Clearwater Co Starring Brock Powell voices Additional Voices Corey Burton voices Additional Voices