| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Alan Dinehart | Crew | Production | Associate Producer | 30 |
 Barry Blitzer | Crew | Writing | Writer | 1 |
 Charles August Nichols | Crew | Visual Effects | Animation Director | 30 |
 Harvey Bullock | Crew | Writing | Writer | 1 |
 Hoyt Curtin | Crew | Sound | Music Director | 30 |
 Joseph Barbera | Crew | Production | Producer, Director, Writer, Creator | 30 |
 William Hanna | Crew | Production | Producer, Director, Writer, Creator | 30 |
Kin Platt | Crew | Writing | Writer | 2 |
Howard Hanson | Crew | Production | Production Supervisor | 30 |
Frank Paiker | Crew | Camera | Camera Operator | 30 |
 Allen Jenkins | Cast | Actor | Officer Dibble (voice) | 30 |
 Arnold Stang | Cast | Actor | Top Cat (voice) | 30 |
 Bea Benaderet | Cast | Actress | Receptionist (voice) | 1 |
 Daws Butler | Cast | Actor | 1 | |
 Don Messick | Cast | Actor | 5 | |
 Herb Vigran | Cast | Actor | Space Shuttle Doctor (voice) | 1 |
 Jean Vander Pyl | Cast | Actress | 3 | |
 John Stephenson | Cast | Actor | Fancy-Fancy (voice) | 30 |
 Kjeld Nørgaard | Cast | Actor | Politibetjent Charlie Dibble (voice) | 30 |
 Leo De Lyon | Cast | Actor | Brain / Spook (voice) | 30 |
 Marvin Kaplan | Cast | Actor | Choo Choo (voice) | 30 |
Maurice Gosfield | Cast | Actor | Benny the Ball (voice) | 30 |
 Paul Frees | Cast | Actor | 3 | |
 Paul Hüttel | Cast | Actor | Choo Choo / Brain (voice) | 30 |
 Lars Thiesgaard | Cast | Actor | Top Cat (voice) | 30 |
| Person | Type | Job | Role(s) | Episodes |
