| Rene Auberjonois | ... | Alvinar (voice) | |
| Susan Blu | ... | Brutus (voice) | |
| Philip L. Clarke | ... | Lord Sampson (voice) (as Philip Clarke) | |
| Paul Eiding | ... | (voice) | |
| Richard Erdman | ... | (voice) (as Dick Erdman) | |
| Georgi Irene | ... | Princess Sara of Dar-Shan (voice) | |
| Robert Jayne | ... | Dorin (voice) (as Bobby Jacoby) | |
| June Lockhart | ... | Vesta (voice) | |
| Diane Pershing | ... | Lady Aura (voice) | |
| Peter Mark Richman | ... | (voice) | |
| John Vernon | ... | Wildfire (voice) |
| Episode Crew |
Directed by | |||
| Don Lusk | |||
| Ray Patterson | (supervising director) | ||
Writing credits | ||
| John Loy | (written by) | |
Produced by | |||
| Peter Aries | .... | producer (as Peter Aries Jr.) | |
| Joseph Barbera | .... | executive producer | |
| William Hanna | .... | executive producer | |
| Joe Taritero | .... | co-executive producer | |
Casting by | |||
| Andrea Romano | |||
Production Management | |||
| Jayne Barbera | .... | executive in charge of production | |
| Joed Eaton | .... | post-production supervisor | |
| Bob Marples | .... | production supervisor | |
Art Department | |||
| Floro Dery | .... | design supervisor | |
| Ric Estrada | .... | story director | |
| Iraj Paran | .... | graphics | |
| Iwao Takamoto | .... | creative designer | |
| Tom Wogatzke | .... | graphics | |
Sound Department | |||
| Alvy Dorman | .... | sound director | |
| Phil Flad | .... | sound director | |
| Pat Foley | .... | dubbing supervisor | |
| Gordon Hunt | .... | recording director | |
| Paul Vitello | .... | sound effects editor | |
Animation Department | |||
| Bonnie Callahan | .... | key background artist (as Bonnie Goodknight) | |
| Jaime Diaz | .... | layout supervisor | |
| Joan Drake | .... | animation director | |
| Al Gmuer | .... | key background supervisor | |
| Bob Goe | .... | animation director | |
| Julian Harris | .... | animation supervisor | |
| Rick Leon | .... | animation director | |
| Art Leonardi | .... | character designer | |
| Alison Leopold | .... | color design supervisor | |
| Andrew Phillipson | .... | key background artist (as Andy Phillipson) | |
| Bill Proctor | .... | key background artist | |
| Shivan Ramsaran | .... | animation supervisor | |
| Jeff Riche | .... | key background artist | |
| Paul Sabella | .... | animation supervisor | |
| Tony Sgroi | .... | character designer | |
| Armando Da Col | .... | layout artist (uncredited) | |
| Mark Marren | .... | overseas layout supervisor (uncredited) | |
| Carlos Meglia | .... | layout artist (uncredited) | |
| Kevin Richardson | .... | overseas layout supervisor (uncredited) | |
Editorial Department | |||
| Larry C. Cowan | .... | supervising film editor | |
| Gil Iverson | .... | supervising film editor | |
Music Department | |||
| Hoyt Curtin | .... | musical director | |
| Joanne Miller | .... | music coordinator | |
| Paul Vitello | .... | music editor | |
| Jimmy Webb | .... | composer: main title theme | |
Other crew | |||
| Peter S. Beagle | .... | creative consultant | |
| Bill Perez | .... | titles | |
| Kelly Ward | .... | creative supervisor | |
| Kelly Ward | .... | story editor | |
| Kris Zimmerman | .... | talent coordinator | |
| Noah Hathaway | ... | Additional Voices (voice) | |
| Remy Auberjonois | ... | Additional Voices (voice) | |
| Darryl Hickman | ... | Additional Voices (voice) | |
| Jennifer Darling | ... | Additional Voices (voice) | |
| Laura Jacoby | ... | Additional Voices (voice) | |
| Lauri Johnson | ... | Additional Voices (voice) |
| Main series | Episode guide | Full cast and crew |
| Company credits | IMDb TV section | IMDb Animation section |