| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Art Vitello | Crew | Visual Effects | Animation Director | 8 |
 Steve Ditko | Crew | Creator | Creator | |
 Allan Melvin | Cast | Actor | (voice) | 4 |
 Dan Gilvezan | Cast | Actor | Spider-Man / Peter Parker (voice) | 24 |
 Frank Welker | Cast | Actor | Iceman / Bobby Drake (voice) | 24 |
 George DiCenzo | Cast | Actor | Cyclops / Scott Summers (voice) | 1 |
 Janet Waldo | Cast | Actress | (voice) | 3 |
 Jerry Dexter | Cast | Actor | (voice) | 4 |
 John Stephenson | Cast | Actor | Colossus / Piotr Rasputin / Thunderbird / John Proudstar (voice) | 1 |
 June Foray | Cast | Actress | Aunt May Parker (voice) | 3 |
 Kathy Garver | Cast | Actress | Firestar / Angelica Jones (voice) | 24 |
 Michael Ansara | Cast | Actor | Hiawatha Smith (voice) | 1 |
 Peter Cullen | Cast | Actor | Hulk / Mysterio (voice) | 1 |
 William Woodson | Cast | Actor | Namor the Sub-Mariner (voice) | 1 |
 Dick Tufeld | Cast | Actor | Opening announcer (voice) | 4 |
| Person | Type | Job | Role(s) | Episodes |
