Eric André
voices Luci
Matt Berry
voices Prince Merkimer
Maurice LaMarche
voices Odval
Lucy Montgomery
voices Bunty
Tress MacNeille
voices Prince Derek
Billy West
voices Pops the Elf
Sharon Horgan
voices Queen Dagmar
John DiMaggio
voices Additional Voices
Tress MacNeille
voices Additional Voices
David Herman
voices Additional Voices
Meredith Hagner
voices Mora the Mermaid
Lucy Montgomery
voices Becky
Tress MacNeille
voices Jasper