Andy Samberg character Ham III (voice)
Cheryl Hines character Luna (voice)
Jeff Daniels character Zartog (voice)
Patrick Warburton character Titan (voice)
Kristin Chenoweth character Kilowatt (voice)
Kenan Thompson character Ringmaster (voice)
Zack Shada character Comet / Nava Boy (voice)
Carlos Alazraqui character Houston (voice)
Omid Abtahi character Dr. Jagu (voice)
Patrick Breen character Dr. Bob (voice)
Jane Lynch character Dr. Poole (voice)
Kath Soucie character Dr. Smothers (voice)
Stanley Tucci character Senator (voice)
Wally Wingert character Splork / Infinity Probe / Pappy Ham (voice)
Jessica Gee-George character Ship Voice / Infinity Probe / Additional Voices (voice)
Tom Kenny character Newsreel (voice)
Jason Harris character Guard (voice)
Jess Harnell character Additional Voices (voice)
Ellie Harvie character Additional Voices (voice)
Caitlin McKenna-Wilkinson character Additional Voices (voice)
