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Danny Thomas as Interviewer / Narrator (voice) |
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Mel Blanc as Chinese Magician / Astronaut / Carrot (voice) |
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Jim Backus as Moon (voice) |
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Paul Frees as Mr. Space / Astronaut (voice) |
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Marcia McBroom as Pedestrian |
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June Foray as Flowers (voice) |
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Charles Lane as Interviewee |
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Alan Reed as Interviewee |
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Sid Melton as Cab Driver |
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Doodles Weaver as Interviewee |
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John Litel as Priest |
| Writing | Ned Wendell | Dialogue |
| Writing | Tedd Pierce | Dialogue |
| Directing | Frank Capra | Director |
| Art | Raymond Beal | Art Direction |
| Crew | Lee LeBlanc | Special Effects |
| Sound | Eugene Marks | Music Editor |
| Directing | Joel Freeman | Assistant Director |
