 | Fred Tatasciore als The Hulk / Additional Voices (voice) |
 | Justin Gross als Steve Rogers / Captain America (voice) |
 | Olivia d'Abo als Natalia Romanoff / Black Widow (voice) |
 | Grey DeLisle als Janet Pym / The Wasp (voice) |
 | Michael Massee als Bruce Banner (voice) |
| Nan McNamara als Betty Ross (voice) |
 | Nolan North als Hank Pym / Giant Man (voice) |
| David Boat als Thor (voice) |
 | Andre Ware als Nick Fury (voice) |
 | Marc Worden als Tony Stark / Iron Man (voice) |
 | Jim Ward als Herr Kleiser (voice) |
 | Dee Bradley Baker als Additional Voices (voice) |
 | Steve Blum als Additional Voices (voice) |
 | Keith Ferguson als Additional Voices (voice) |
 | Quinton Flynn als Additional Voices (voice) |
 | Kerrigan Mahan als Additional Voices (voice) |
| Aileen Sander als Additional Voices (voice) |
 | James Arnold Taylor als Additional Voices (voice) |
| Stan Lee | Co-Executive Producer |
| Avi Arad | Executive Producer |
| Sharon Bridgeman | Storyboard Artist |
| Dick Sebast | Storyboard Artist |
| Eric S. Rollman | Executive Producer |
| Dave Bullock | Storyboard Artist |
| Curt Geda | Director |
| Steven E. Gordon | Director |
| Steven E. Gordon | Character Designer |
| Bob Richardson | Director |
| Bob Richardson | Producer |
| Bob Richardson | Supervising Technical Director |
| Bryan Hitch | Characters |
| Mark Millar | Characters |
| Boyd Kirkland | Screenstory |
| Craig Kyle | Executive Producer |
| Craig Kyle | Screenstory |
| Frank Paur | Storyboard Artist |
| Christopher L. Yost | Additional Writing |
| Terry Reiff | Dialogue Editor |
| Butch Lukic | Storyboard Artist |
| Guy Michelmore | Music |
| George Rizkallah | Editor |
| Timothy A. Cleveland | Sound Effects Editor |
| Paul J. Diller | Sound Effects Editor |
| Jamie Simone | Casting |
| Cory Gustke | Production Coordinator |
| Gary Hartle | Storyboard Artist |
| Greg Johnson | Screenplay |
| Greg Johnson | Screenstory |
| Doug Murphy | Storyboard Artist |
| Patrick Archibald | Storyboard Artist |
| Carrie Wassenaar | Production Manager |
| Aeolan Kelly | Assistant Editor |
| Mike Draghi | Sound Re-Recording Mixer |
| Adam DeCoster | Foley |
| Tae-Ho Han | Animation Director |
| Gary Hebert | Main Title Designer |
| Jarik Van Sluijs | Main Title Designer |
| Rodolphe Guenoden | Storyboard Artist |
| Adam Van Wyk | Storyboard Artist |
| Ron Hohauser | Associate Producer |
| Tim Eldred | Storyboard Artist |
| Julio Ferrario | Main Title Designer |
| Ron Salaises | Sound Effects Editor |
| Ron Salaises | Supervising Sound Editor |
| David Ari Leon | Music Supervisor |
| Herb Moore | Storyboard Artist |
| Tec Manalac | Background Designer |
| Michael Garcia | Dialogue Editor |
| Dell Barras | Storyboard Artist |
| Phil Craven | Storyboard Artist |
| Francesco Francavilla | Storyboard Artist |
| Gary Graham | Storyboard Artist |
| Jason Hanks | Storyboard Artist |
| Ricardo Morales | Storyboard Artist |
| Robert Shellhorn | Storyboard Artist |
| Eric Wight | Storyboard Artist |
| Fedja Jovanovic | Background Designer |
| Robert Harand | Background Designer |
| Maurice Morgan | Background Designer |
| Paul Rivoche | Background Designer |
| Alan Simmons | Background Designer |
| Sigitas Sniras | Background Designer |
| Kimberly Bowles | Character Designer |
| Gilbert Hung | Prop Designer |
| Ed Klautky | Prop Designer |
| James Peters | Color Designer |
| Pamela Green | Main Title Designer |
| Doug McHenry | Production Accountant |
| Candice Smith | Production Accountant |
| Roy J. Allen IV | Production Assistant |
| Kyung-Soo Lee | Layout |
| Chan-Woong Lee | Layout |
| Ja-Kuk Ku | Layout |
| Jin-Seok Choi | Layout |
| Yu-Won Paeng | Layout |
| Chang-Oh Park | Key Animation |
| Young-Don Lee | Key Animation |
| Jong-Kun Kim | Key Animation |
| Seok Ahn | Key Animation |
| Do-Hwan Kim | Key Animation |
| Ho-Jun Lee | Key Animation |
| Seong-Ho Kang | Key Animation |
| Je-Ha Yu | Key Animation |
| Won-Yong Sung | Key Animation |
| Kyung-Ho Lee | Key Animation |
| Sun-Ho Lee | Key Animation |
| Kyung-Sook Kim | Colorist |
| Dae-Hyuk Na | Colorist |
| Mi-Hyun Ahn | Colorist |
| Tae-Hee Heo | Compositing Artist |
| Kang-Ok Kim | Compositing Artist |
| Duk-Kyu Choi | Compositing Artist |
| Clive Mizumoto | Sound Supervisor |
| Ken Young | Sound Effects Editor |
| John Bringman | Foley |
| Eric Lewis | Sound Engineer |
| Arnie Geher | Sound Engineer |
| Lisa Carton | Assistant Sound Engineer |
| Kirk Rogers | Assistant Sound Engineer |
| Tom Elleman | Visual Effects |
| Matt Mary | Visual Effects |
| Mark Ryan | Music Editor |
| Roy Moore | Orchestrator |
| Simon James | Conductor |
