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Tom Kenny as Ham / Reporter #1 (voice) |
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Zack Shada as Comet (voice) |
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Patrick Warburton as Titan (voice) |
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Cheryl Hines as Luna (voice) |
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Carlos Alazraqui as Houston / Piddles The Clown / Camera Guy (voice) |
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Laura Bailey as Kilowatt / Computer Voice (voice) |
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John DiMaggio as Zartog / Human #1 / Human #2 (voice) |
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Stanley Tucci as Senator (voice) |
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Patrick Breen as Dr. Bob (voice) |
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Jane Lynch as Dr. Poole (voice) |
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Omid Abtahi as Dr. Jagu / Reporter #2 (voice) |
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Noreen Reardon as Alien #1 (voice) |
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David Michie as Alien #2 (voice) |
| Directing | John H. Williams | Director |
| Writing | Robert Moreland | Writer |
| Production | John H. Williams | Producer |
