| Michael Bell | ... | Dr. Bruce Banner (voice) | |
| Susan Blu | ... | Additional Voices (voice) | |
| William Callaway | ... | Additional Voices (voice) (credit only) (as Bill Callaway) | |
| Hamilton Camp | ... | Additional Voices (voice) (credit only) | |
| Victoria Carroll | ... | Additional Voices (voice) (credit only) | |
| Roberto Cruz | ... | Rio (voice) | |
| Alan Dinehart | ... | Additional Voices (voice) | |
| Ron Feinberg | ... | Additional Voices (voice) | |
| Elliot Field | ... | Additional Voices (voice) (credit only) | |
| June Foray | ... | Additional Voices (voice) (credit only) | |
| Pat Fraley | ... | Maj. Ned Talbot (voice) | |
| Bob Holt | ... | The Hulk / Additional Voices (voice) | |
| Michael Horton | ... | Rick Jones (voice) | |
| Stan Jones | ... | Additional Voices (voice) (credit only) | |
| Stan Lee | ... | Narrator (voice) | |
| Dennis Marks | ... | Additional Voices (voice) | |
| Vic Perrin | ... | Additional Voices (voice) | |
| Robert Ridgely | ... | Gen. 'Thunderbolt' Ross (voice) (as Bob Ridgely) | |
| Stanley Ralph Ross | ... | Additional Voices (voice) (credit only) | |
| Michael Rye | ... | Additional Voices (voice) (credit only) | |
| Marilyn Schreffler | ... | Additional Voices (voice) (credit only) (as Marilyn Scheffler) | |
| John Stephenson | ... | Additional Voices (voice) (credit only) | |
| B.J. Ward | ... | Betty Ross (voice) | |
| Alan Young | ... | Additional Voices (voice) (credit only) |
| Episode Crew |
Writing credits | ||
| Michael Reaves | (writer) & | |
| Marc Scott Zicree | (writer) | |
Produced by | |||
| David H. DePatie | .... | executive producer | |
| Lee Gunther | .... | executive producer | |
| Don Jurwich | .... | producer | |
Original Music by | |||
| Johnny Douglas | (as John Douglas) | ||
Production Management | |||
| Kathy Condon | .... | production manager | |
Art Department | |||
| Holly Forsyth | .... | storyboard director | |
| Stan Gorman | .... | storyboard director | |
| Rick Hoberg | .... | storyboard director | |
| Larry Houston | .... | storyboard director | |
| Sherman Labby | .... | storyboard director | |
| Don Manuel | .... | storyboard director | |
| Will Meugniot | .... | storyboard director | |
| Michael Swanigan | .... | storyboard director | |
| Doug Wildey | .... | storyboard director | |
Sound Department | |||
| Jim Blodgett | .... | sound effects editor | |
| Irwin Cadden | .... | sound effects editor | |
| David H. DePatie Jr. | .... | sound effects editor (as Dave DePatie) | |
| Larry DeSoto | .... | sound effects editor | |
| Richard Bruce Elliott | .... | sound effects editor (as Bruce Elliott) | |
| Ron Fedele | .... | sound effects editor | |
| Richard S. Gannon | .... | sound effects editor (as Richard Gannon) | |
| Martin Varno | .... | sound effects editor | |
Animation Department | |||
| Marcia Bales | .... | layout artist | |
| Kent Butterworth | .... | animation director | |
| Steve Clark | .... | animation director | |
| Barbara Donatelli | .... | checking supervisor | |
| Dan Fausett | .... | layout artist | |
| Bob Foster | .... | layout artist (as Robert M. Foster) | |
| Neil Galloway | .... | layout artist | |
| Greg Garcia | .... | layout artist | |
| John Gibbs | .... | animation director | |
| George Goode | .... | layout artist | |
| Gary Graham | .... | layout artist | |
| Rick Graham | .... | layout artist | |
| Milton Gray | .... | animation director (as Milt Gray) | |
| Stuart Heimdal | .... | layout artist (as Stuart Heimdall) | |
| Karl Hepworth | .... | layout artist | |
| Elaine Hultgren | .... | layout artist | |
| Lyle Johnson | .... | layout artist | |
| Boyd Kirkland | .... | layout artist | |
| Butch Krieger | .... | layout artist | |
| John Lamb | .... | animation director | |
| Hal LeFevre | .... | layout artist | |
| Sid Marcus | .... | animation director | |
| Gale Morgan | .... | layout artist | |
| Frank Paur | .... | layout artist | |
| Debra Pugh | .... | layout artist | |
| Tom Ray | .... | animation director | |
| Armand Shaw | .... | checking supervisor | |
| Nelson Shin | .... | animation director | |
| Roy Allen Smith | .... | layout artist | |
| Mark Swan | .... | layout artist | |
| Brad Teare | .... | layout artist (as Bradley Teare) | |
| Tom Tholen | .... | layout artist (as Thomas S. Tholen) | |
| Dan Thompson | .... | animation director | |
| Sam Weiss | .... | animation director | |
| Grant Wilson | .... | layout artist | |
| Arnie Wong | .... | animation director | |
Editorial Department | |||
| Robert T. Gillis | .... | supervising editor | |
| Jeffrey L. Sandler | .... | supervising editor | |
Music Department | |||
| Johnny Douglas | .... | conductor (as Johnny Douglas) | |
| Robert Randles | .... | music editor | |
| Mark Shiney | .... | music editor | |
| Joe Siracusa | .... | music editor | |
Other crew | |||
| Don Jurwich | .... | voice director | |
| Dennis Marks | .... | story editor | |
| Series Crew These people are regular crew members. Were they in this episode? |
Writing credits(in alphabetical order) | ||
| Steve Ditko | Dr.Octopus character (uncredited) | |
| Jack Kirby | characters | |
| Stan Lee | characters | |
| Main series | Episode guide | Full cast and crew |
| IMDb TV section | IMDb Action section | IMDb USA section |