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Mel Blanc as Sylvester / Tweety / Desk Clerk / Monkey (voice) |
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Bea Benaderet as Granny (voice) (uncredited) |
| Writing | Tedd Pierce | Story |
| Production | Edward Selzer | Producer |
| Sound | Carl W. Stalling | Original Music Composer |
| Editing | Treg Brown | Editor |
| Visual Effects | Ken Champin | Animation |
| Visual Effects | Gerry Chiniquy | Animation |
| Visual Effects | Arthur Davis | Animation |
| Visual Effects | Emery Hawkins | Animation |
| Art | Paul Julian | Background Designer |
| Visual Effects | Virgil Ross | Animation |
| Directing | Friz Freleng | Director |
| Visual Effects | Hawley Pratt | Layout Supervisor |
