Eric André
voices Luci
John DiMaggio
voices King Zøg
Tress MacNeille
voices Queen Oona
David Herman
voices The Herald
Maurice LaMarche
voices Odval
Lucy Montgomery
voices Bunty
Tress MacNeille
voices Prince Derek
Billy West
voices King Rulo
Sharon Horgan
voices Queen Dagmar
Billy West
voices Leavo
Meredith Hagner
voices Mora
Lucy Montgomery
voices Becky
Tress MacNeille
voices Jasper