Kadro (20)
Andy SambergHam III (voice)
Cheryl HinesLuna (voice)
Jeff DanielsZartog (voice)
Patrick WarburtonTitan (voice)
Kristin ChenowethKilowatt (voice)
Kenan ThompsonRingmaster (voice)
Zack ShadaComet / Nava Boy (voice)
Carlos AlazraquiHouston (voice)
Omid AbtahiDr. Jagu (voice)
Patrick BreenDr. Bob (voice)
Jane LynchDr. Poole (voice)
Kath SoucieDr. Smothers (voice)
Stanley TucciSenator (voice)
Wally WingertSplork / Infinity Probe / Pappy Ham (voice)
Jessica Gee-GeorgeShip Voice / Infinity Probe / Additional Voices (voice)
Tom KennyNewsreel (voice)
Jason HarrisGuard (voice)
Jess HarnellAdditional Voices (voice)
Ellie HarvieAdditional Voices (voice)
Caitlin McKenna-WilkinsonAdditional Voices (voice)