Directed by
| Joseph Barbera | ||
| William Hanna | ||
Writing Credits
| Warren Foster | ... | (story) |
Cast (in credits order)
| Daws Butler | ... | Loopy De Loop / Elephant / Skunk / Zoo Visitor (voice) | |
 |
Don Messick | ... | Zoo Guide / Zoo Visitor / Baby / Hunter / Chipmunk (voice) |
| Jean Vander Pyl | ... | Zoo Visitor / Mother (voice) | |
Produced by
| Joseph Barbera | ... | producer |
| William Hanna | ... | producer |
Editing by
| Joe Ruby | ... | (as Joseph Ruby) |
Production Management
| Howard Hanson | ... | production supervisor |
Art Department
| Dan Gordon | ... | story sketches |
Animation Department
| Walt Clinton | ... | layout artist (as Walt Clinton) |
| Fernando Montealegre | ... | background artist (as Montealegre) |
| Kenneth Muse | ... | animator |
Music Department
| Hoyt Curtin | ... | musical director |
| John Seely | ... | music supervisor (uncredited) |
Additional Crew
| Lawrence Goble | ... | titles |
| Alex Lovy | ... | story director |
