 | Jean-Michel Cousteau als Jean-Michel Cousteau |
 | Albert Brooks als Marlin (voice) |
 | Ellen DeGeneres als Dory (voice) |
 | Alexander Gould als Nemo (voice) |
| Roger Gould | Director |
| Roger Gould | Writer |
| Bob Peterson | Writer |
| Jeff Pidgeon | Writer |
| Gale Gortney | Associate Producer |
| John Lasseter | Executive Producer |
| Osnat Shurer | Producer |
| Andrew Stanton | Executive Producer |
| Steve Bloom | Editor |
| Alex Orrelle | Graphic Designer |
| Ewan Johnson | Art Designer |
| Steven Kani | Art Designer |
| Ellen Moon Lee | Title Designer |
| Holly Lloyd | Art Designer |
| George Nguyen | Art Designer |
| Eileen O'Neill | Art Designer |
| Gabriel Schlumberger | Art Designer |
| Brian Cordan Young | Art Designer |
| Carlos Baena | Animation |
| Bobby Beck | Animation |
| Brett Coderre | Animation |
| Nancy Kato | Animation |
| Wendell Lee | Animation |
| Victor Navone | Animation |
| Kureha Yokoo | Animation |
| Gabrielle Siegel | Editorial Coordinator |
| Chris Vallance | Assistant Editor |
| Todd Boekelheide | Original Music Composer |
| Joshua Hollander | Music |
| Omid Amjadi | Additional Camera |
| Erin Cass | Producer's Assistant |
| David Eisenmann | Technical Supervisor |
| Danielle Feinberg | Technical Supervisor |
| Daniel A. Goodman | Production Coordinator |
| David Hannan | Underwater Camera |
| Adrian Martino | Additional Camera |
| Richard C. Murphy | Researcher |
| Sheri Patterson | Production Coordinator |
| Bill Polson | Technical Supervisor |
| Marcia Savarese | Production Supervisor |
| Darla K. Anderson | Thanks |
| Henry Genthe | Thanks |
| Richard C. Murphy | Thanks |
| Charles Vinick | Thanks |
