Cast (20)
Jim CummingsCat (voice)
Tom KennyDog / Cliff (voice)
Carlos AlazraquiWinslow / Lube (voice)
Maria BamfordShriek (voice)
Billy WestRancid Rabbit (voice)
Nika FuttermanLola (voice)
John KassirDunglap / Mervis (voice)
Brian Doyle-MurraySanta Claus
Laraine NewmanIngrid Twins (voice)
Greg BursonBarry the Baboon (voice)
Rodger BumpassPig / Man (voice)
Dave ThomasMailman (voice)
Jane KrakowskiCatDog's Mother (voice)
Billy Bob ThorntonCatDog's Father (voice)
Rob PaulsenHeinz / Frank (voice)
April WinchellSpace Grannies (voice)
Julianne BuescherCatrina (voice)
Andrea MartinTalluhla / Indian (voice)
Debi DerryberryGreaser Baby Girl (voice)
Gail MatthiusFeline (voice)