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Mel Blanc as Little Devil / Little Recruiter (voice) |
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Daws Butler as Ralph Phillips (voice) (uncredited) |
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June Foray as Ralph's Mother / Ralph's Sister / Little Girl / Girls on Phone (voice) (uncredited) |
| Directing | Chuck Jones | Director |
| Visual Effects | Ken Harris | Animation |
| Visual Effects | Richard Thompson | Animation |
| Visual Effects | Ben Washam | Animation |
| Visual Effects | Abe Levitow | Animation |
| Production | Edward Selzer | Producer |
| Writing | Chuck Jones | Writer |
| Writing | Michael Maltese | Writer |
| Sound | Milt Franklyn | Original Music Composer |
