Diego Luna
voices Prince Krel Tarron
Nick Offerman
voices Varvatos Vex
Glenn Close
voices Mother
Alon Aboutboul
voices Morando
Hayley Atwell
voices Zadra
Nick Frost
voices Stuart
Darin dePaul
voices Zeron Alpha
Cheryl Hines
voices Momblank
Frank Welker
voices Luug