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Daws Butler as Loopy De Loop / 2nd Bird / Giant (voice) |
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Don Messick as 1st Bird / Jack / Chick (voice) |
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Jean Vander Pyl as Jack's Mother / Mama Chicken / Harp / Giant's Wife (voice) |
| Directing | William Hanna | Director |
| Writing | Michael Maltese | Writer |
| Directing | Joseph Barbera | Director |
| Production | William Hanna | Producer |
| Production | Joseph Barbera | Producer |
