 | Albert Brooks als Marlin (voice) |
 | Ellen DeGeneres als Dory (voice) |
 | Alexander Gould als Nemo (voice) |
 | Willem Dafoe als Gill (voice) |
 | Geoffrey Rush als Nigel (voice) |
 | Brad Garrett als Bloat (voice) |
 | Allison Janney als Peach (voice) |
 | Austin Pendleton als Gurgle (voice) |
 | Stephen Root als Bubbles (voice) |
 | Vicki Lewis als Deb / Flo (voice) |
 | Joe Ranft als Jacques (voice) |
 | Andrew Stanton als Crush (voice) |
 | Elizabeth Perkins als Coral (voice) |
 | Nicholas Bird als Squirt (voice) |
 | Bob Peterson als Mr. Ray / Additional Voices (voice) |
 | Barry Humphries als Bruce (voice) |
 | Eric Bana als Anchor (voice) |
 | Bruce Spence als Chum (voice) |
 | Bill Hunter als Dentist (voice) |
 | LuLu Ebeling als Darla (voice) |
 | Jordan Ranft als Tad (voice) |
 | Erica Beck als Pearl (voice) |
 | Erik Per Sullivan als Sheldon (voice) |
 | John Ratzenberger als Fish School (voice) |
 | Carlos Alazraqui als Additional Voices (voice) |
 | Alec Medlock als Additional Voices (voice) |
 | Bob Bergen als Additional Voices (voice) |
| Nicole Miller als Additional Voices (voice) |
| Geoff Brooks als Additional Voices (voice) |
| Lisa Peers als Additional Voices (voice) |
 | Paul Eiding als Additional Voice (voice) |
 | Phil Proctor als Additional Voices (voice) |
| Leland Grossman als Additional Voices (voice) |
 | Daryl Sabara als Additional Voices (voice) |
| Lili Ishida als Additional Voices |
| Emmett Shoemaker als Additional Voices (voice) |
| Oliver Kindred als Additional Voices (voice) |
| Ben Stanton als Additional Voices (voice) |
 | Danny Mann als Additional Voices (voice) |
| Kali Whitehurst als Additional Voices (voice) |
 | Rove McManus als Additional Voices (voice) |
| James S. Baker als Additional Voices (voice) |
 | Vanessa Marano als Additional Voices (voice) |
 | Susan Blu als Additional Voices (voice) |
| Annelise Nolting als Additional Voices (voice) |
 | Jeff Pidgeon als Additional Voices (voice) |
 | Jennifer Darling als Additional Voices (voice) |
 | Aaron Fors als Additional Voices (voice) |
| Katherine Ringgold als Additional Voices (voice) |
 | Jess Harnell als Additional Voices (voice) |
 | David Ian Salter als Additional Voices (voice) |
| Caroline Kindred als Additional Voices (voice) |
 | Sherry Lynn als Additional Voices (voice) |
 | Jim Ward als Additional Voices (voice) |
 | Mickie McGowan als Additional Voices (voice) |
 | Jack Angel als Additional Voices (voice) |
 | Laura Marano als Additional Voices (voice) |
 | Bobby Block als Additional Voices (voice) |
 | Laraine Newman als Additional Voices (voice) |
 | Jane Carr als Additional Voices (voice) |
 | Michaela Jill Murphy als Additional Voices (voice) |
 | Jan Rabson als Additional Voices (voice) |
| Bradley Trevor Greive als Additional Voices (voice) |
 | Evan Sabara als Additional Voices (voice) |
 | Marc John Jefferies als Additional Voices (voice) |
 | Eliza Schneider als Additional Voices (voice) |
 | Lee Unkrich als Additional Voices (voice) |
 | Noah Luke als Additional Voices (voice) |
| Andrew Stanton | Director |
| Graham Walters | Producer |
| John Lasseter | Executive Producer |
| David Ian Salter | Editor |
| Thomas Newman | Original Music Composer |
| Andrew Stanton | Screenplay |
| Bob Peterson | Screenplay |
| David Reynolds | Screenplay |
| Louis Rivera | Camera Supervisor |
| Michael Parks | Animation |
| Jinko Gotoh | Associate Producer |
| Mary Hidalgo | Casting |
| Ralph Eggleston | Production Design |
| Greg Dykstra | Sculptor |
| Cosmic Don | Camera Technician |
| Sharon Calahan | Director of Photography |
| Jeremy Lasky | Director of Photography |
| Paul Cichocki | Post Production Supervisor |
| Jon Darrell Handy | Production Office Assistant |
| John Hazelton | Projection |
| Terry Claborn | Color Timer |
| Gregory Amundson | Editorial Production Assistant |
| Axel Geddes | First Assistant Editor |
| Matthew Jon Beck | Casting |
| Kevin Reher | Casting |
| Nephi Sanchez | Production Accountant |
| Lindsey Collins | Production Manager |
| Marcia Gwendolyn Jones | Production Supervisor |
| Bill Bernstein | Music Editor |
| Gary Rydstrom | Sound Designer |
| Kent Brown | Sound Editor |
| Teresa Eckton | Sound Effects Editor |
| Gary Summers | Sound Re-Recording Mixer |
| Michael Silvers | Supervising Sound Editor |
| Geefwee Boedoe | Visual Development |
| Kevin Nolting | Second Film Editor |
| David Slusser | Temp Music Editor |
| James Burgess | Photoscience Manager |
| Lee Unkrich | Supervising Film Editor |
| Noelle P. Case | Editorial Coordinator |
| Jenni Tsoi | Animation Manager |
| Paul Mendoza | Fix Animator |
| Dylan Brown | Supervising Animator |
| Randy Berrett | Art Direction |
| Ricky Nierva | Art Direction |
| Andrew L. Schmidt | Animation |
| Alan Barillaro | Animation Director |
| Jerome Ranft | Sculptor |
| Laura Phillips | CG Painter |
| Angus MacLane | Animation |
| E.J. Holowicki | Sound Effects Editor |
| Andrew Gordon | Animation |
| Steve Slanec | ADR Editor |
| Al Nelson | Foley Editor |
| Oren Jacob | Supervising Technical Director |
| Robin Cooper | Art Direction |
| Jeff Wan | Camera Technician |
| Katherine Ringgold | Second Film Editor |
| Stan Webb | Second Film Editor |
| Peter T. Schreiber | Production Office Assistant |
| Gary Rydstrom | Sound Re-Recording Mixer |
| Gary Rydstrom | Supervising Sound Editor |
| Shannon Mills | Sound Effects Editor |
| Dee Selby | Sound Design Assistant |
| Thomas Pasatieri | Orchestrator |
| Dan Lee | Character Designer |
| Glenn McQueen | In Memory Of |
| Anthony Christov | Art Direction |
| Brian Green | CG Supervisor |
| Lisa Forssel | CG Supervisor |
| Danielle Feinberg | CG Supervisor |
| David Eisenmann | CG Supervisor |
| Steve May | CG Supervisor |
| Jesse Hollander | CG Supervisor |
| Michael Fong | CG Supervisor |
| Anthony A. Apodaca | CG Supervisor |
| Michael Lorenzen | CG Supervisor |
| Peter DeSève | Visual Development |
| Tony Fucile | Visual Development |
| Carter Goodrich | Visual Development |
| Jamie Frye | CG Painter |
| Bert Berry | CG Painter |
| Glenn Kim | CG Painter |
| Yvonne Herbst | CG Painter |
| Andrea Warren | CG Painter |
| D.J. Cleland-Hura | Visual Development |
| George Hull | Visual Development |
| Dominique Louis | Visual Development |
| Simon Varela | Visual Development |
| Mark Whiting | Visual Development |
| Bruce Zick | Visual Development |
| Gabrielle Siegel | Editorial Production Assistant |
| Jacob Parsons | Editorial Production Assistant |
| Mark A. Walsh | Animation Director |
| Chris DiGiovanni | Fix Animator |
| Leeann Alameda | Thanks |
| Luis Alarcon-Cisneros | Thanks |
| Omid Amjadi | Thanks |
| Steven Argula | Thanks |
| Chris Balog | Thanks |
| Anne Barson | Thanks |
| Hal Beral | Thanks |
| Steve Bloom | Thanks |
| Colin Bohrer | Thanks |
| Shannon Brown | Thanks |
| Aaron Burt | Thanks |
| Benjamin Butcher | Thanks |
| Tom Carlisle | Thanks |
| Jeanmarie M. Carrasco | Thanks |
| Erin Cass | Thanks |
| Shelby Madeleine Cass | Thanks |
| Marlon Castro | Thanks |
| Maria Elena Magana Cervantes | Thanks |
| Kathleen Chanover | Thanks |
| Kimberly Adair Clark | Thanks |
| Mary Coleman | Thanks |
| Kenny Condit | Thanks |
| Mary Conlin | Thanks |
| Fernando Contreras | Thanks |
| Ena Chan Cratsenburg | Thanks |
| Ray Davis | Thanks |
| William de Ridder | Thanks |
| Roni Douglas | Thanks |
| Lisa Ellis | Thanks |
| Nils Erdmann | Thanks |
| Marty Eshoff | Thanks |
| Heather Feng | Thanks |
| Jonathan Flack | Thanks |
| Loretta Framsted | Thanks |
| Mark Frazitto | Thanks |
| Christine W. Freeman | Thanks |
| Joe Garcia | Thanks |
| Jody Giacomini | Thanks |
| Lola Gill | Thanks |
| Craig Gillespie | Thanks |
| Paul Gillis | Thanks |
| Timothy Glass | Thanks |
| Daniel A. Goodman | Thanks |
| Gale Gortney | Thanks |
| Roger Gould | Thanks |
| Elizabeth Greenberg | Thanks |
| Dawn Haagstad | Thanks |
| Karen Hartquist | Thanks |
| David R. Haumann | Thanks |
| Stacey Hendrickson | Thanks |
| Anne Ho | Thanks |
| Heather D.C. Jackson | Thanks |
| Dennis 'D.J.' Jennings | Thanks |
| Keith Johnson | Thanks |
| Michael Jones | Thanks |
| Paul Kim | Thanks |
| Elyse Klaidman | Thanks |
| Keith Kolder | Thanks |
| Keith Kops | Thanks |
| Renee Lamri | Thanks |
| Brandon T. Loose | Thanks |
| Emery Low | Thanks |
| Candelaria Lozano | Thanks |
| Andrew Lyndon | Thanks |
| Linda McCampbell | Thanks |
| Lisa McCampbell | Thanks |
| Cherise Miller | Thanks |
| Meagan Miller | Thanks |
| Patricia Moran | Thanks |
| Desirée Mourad | Thanks |
| Cheryl Murata | Thanks |
| Kiel Murray | Thanks |
| Maricela Navarro | Thanks |
| Molly Nealan | Thanks |
| Randy Nelson | Thanks |
| Andrea Nordemann | Thanks |
| Edgar A. Ochoa | Thanks |
| Alex Orrelle | Thanks |
| Karen Paik | Thanks |
| Craig Payne | Thanks |
| Marcia Peck | Thanks |
| Karen Perry | Thanks |
| Bill Polson | Thanks |
| Sangeeta Prashar | Thanks |
| Jose Ramirez | Thanks |
| Jonathan G. Rodriguez | Thanks |
| Alice Rosen | Thanks |
| Kristina Ruud | Thanks |
| Guillermo Segovia | Thanks |
| Osnat Shurer | Thanks |
| Dylan Sisson | Thanks |
| Joan Smalley | Thanks |
| Michele Spane | Thanks |
| Beatrice Springborn | Thanks |
| Adam P. Summers | Thanks |
| Joni Superticioso | Thanks |
| Krista Swager | Thanks |
| Wendy Dale Tanzillo | Thanks |
| Osvaldo Tomatis | Thanks |
| Chris Vallance | Thanks |
| Monica VanDis | Thanks |
| Olga Velaszquez | Thanks |
| Valerie Villas | Thanks |
| Deana Walker | Thanks |
| Annette Wang | Thanks |
| Clay Welch | Thanks |
| Sue Williams | Thanks |
| Wendy Wirthlin | Thanks |
| Nils Erdmann | Finance |
| Joan Smalley | Administration |
| Heather Feng | Administration |
| Andrea Nordemann | Administration |
| Anne Ho | Administration |
| Annette Wang | Finance |
| Timothy Glass | Finance |
| Wendy Dale Tanzillo | Administration |
| Sue Williams | Finance |
| Kristina Ruud | Finance |
| Karen Perry | Finance |
| Deana Walker | Finance |
| Cheryl Murata | Administration |
| Ena Chan Cratsenburg | Administration |
| Heather D.C. Jackson | Finance |
| Linda McCampbell | Administration |
| Lisa McCampbell | Administration |
| Mark Frazitto | Administration |
| Marty Eshoff | Administration |
| Molly Nealan | Administration |
| Paul Kim | Administration |
| Candelaria Lozano | Craft Service |
| Fernando Contreras | Craft Service |
| Guillermo Segovia | Craft Service |
| Jose Ramirez | Craft Service |
| Loretta Framsted | Craft Service |
| Luis Alarcon-Cisneros | Craft Service |
| Maricela Navarro | Craft Service |
| Meagan Miller | Craft Service |
| Olga Velaszquez | Craft Service |
| Osvaldo Tomatis | Craft Service |
| Anne Barson | Public Relations |
| Benjamin Butcher | Public Relations |
| Clay Welch | Public Relations |
| Desirée Mourad | Public Relations |
| Emery Low | Public Relations |
| Jeanmarie M. Carrasco | Public Relations |
| Karen Hartquist | Public Relations |
| Kathleen Chanover | Public Relations |
| Keith Kolder | Public Relations |
| Krista Swager | Public Relations |
| Leeann Alameda | Public Relations |
| Mary Conlin | Public Relations |
| Michele Spane | Public Relations |
| Patricia Moran | Public Relations |
| Shannon Brown | Public Relations |
| Steven Argula | Public Relations |
| Chris Balog | Security |
| Jonathan G. Rodriguez | Security |
| Joni Superticioso | Security |
| Keith Kops | Security |
| Marlon Castro | Security |
| Michael Jones | Security |
| Valerie Villas | Security |
| Doug Nichols | Art Department Manager |
| Phred Lender | Editorial Services |
| Jeff Whittle | Editorial Services |
| Erik Forman | Information Systems Manager |
| Alisa Gilden | Information Systems Manager |
| Warren Hays | Information Systems Manager |
| Peter Kaldis | Information Systems Manager |
| May Pon | Information Systems Manager |
| Alex Stahl | Information Systems Manager |
| Christopher C. Walker | Information Systems Manager |
| Tom MacDougall | Music Supervisor |
| Simon Rhodes | Scoring Mixer |
| Bobby Beck | Animation |
| Bret Parker | Animation |
| Dale McBeath | Animation |
| Michael Berenstein | Animation |
| Rodrigo Blaas | Animation |
| Shawn Krause | Animation |
| Tasha Wedeen | Animation |
| Lisa Forssell | CG Supervisor |
| Andra Smith | Editorial Services |
| Jana Vance | Foley |
| Frank Marocco | Musician |
| Paul Kegg | Musician |
| Jonathan Williams | Musician |
| Andrew Findon | Musician |
| Anna Noakes | Musician |
| Rachel Bolt | Musician |
| Bruce White | Musician |
| Mark Berrow | Musician |
| Auburn C. 'Aubie' Schmidt | Systems Administrators & Support |
| Adam Woodbury | Systems Administrators & Support |
| BoB 'Naked BoB' Morgan | Systems Administrators & Support |
| Cory Knox | Systems Administrators & Support |
| Edgar Quinones | Systems Administrators & Support |
| Humera Yasmin Khan | Systems Administrators & Support |
| James G. Dashe | Systems Administrators & Support |
| Jason Topolski | Systems Administrators & Support |
| Adam Wood | Systems Administrators & Support |
| Jose Ignacio | Systems Administrators & Support |
| Michael O'Brien | Systems Administrators & Support |
| Neftalí Álvarez 'El Magnífico' | Systems Administrators & Support |
| Joshua Hollander | Unit Manager |
| Kelly T. Peters | Unit Manager |
| Ethan Owen | Unit Manager |
| Michael Warch | Unit Manager |
| Kim Collins | Unit Manager |
| A.J. Riebli III | Unit Manager |
| Siouxsie Stewart | Unit Manager |
| David DiFrancesco | Photoscience Manager |
| Miguel Ángel Poveda | Post Production Supervisor |
| Nelson 'Rey' Bohol | Production Artist |
| David Fulp | Production Artist |
| Ellen Moon Lee | Production Artist |
| Albert Lozano | Production Artist |
| Nathaniel McLaughlin | Production Artist |
| James Pearson | Production Artist |
| Bud Thon | Production Artist |
| Heidi Cruz | Schedule Coordinator |
| Susan T. Tatsuno | Supervisor of Production Resources |
| Domenic Allen | Systems Administrators & Support |
| James Bartel | Systems Administrators & Support |
| Jennifer Becker | Systems Administrators & Support |
| Gabriel Benveniste | Systems Administrators & Support |
| Bryan Bird | Systems Administrators & Support |
| Lars R. Damerow | Systems Administrators & Support |
| Ross Dickinson | Systems Administrators & Support |
| Miles Egan | Systems Administrators & Support |
| Edward Escueta | Systems Administrators & Support |
| Sandy Falby | Systems Administrators & Support |
| Grant Gatzke | Systems Administrators & Support |
| Joshua Grant | Systems Administrators & Support |
| Bethany Jane Hanson | Systems Administrators & Support |
| Jason B. Hendrix | Systems Administrators & Support |
| Ling Hsu | Systems Administrators & Support |
| Kenneth 'Yo' Huey | Systems Administrators & Support |
| Jason 'Jayfish' Hull | Systems Administrators & Support |
| Elise Knowles | Systems Administrators & Support |
| Matthew Lindahl | Systems Administrators & Support |
| Jessica Giampietro McMackin | Systems Administrators & Support |
| Terry Lee Moseley | Systems Administrators & Support |
| Jeanie T. Oh | Systems Administrators & Support |
| Mark Pananganan | Systems Administrators & Support |
| Kathleen H. Parmelee | Systems Administrators & Support |
| Will Phan | Systems Administrators & Support |
| M.T. Silvia | Systems Administrators & Support |
| Nelson Siu | Systems Administrators & Support |
| Elle Yoko Suzuki | Systems Administrators & Support |
| Andy Thomas | Systems Administrators & Support |
| Chuck Waite | Systems Administrators & Support |
| Jay Weiland | Systems Administrators & Support |
| Ian Westcott | Systems Administrators & Support |
| Adam Bronstein | Script Coordinator |
| Rachel Raffael-Gates | Script Coordinator |
| Dan Jeup | Script Supervisor |
| Jason Katz | Script Supervisor |
| Carlos Baena | Animation |
| Ben Catmull | Animation |
| Scott Clark | Animation |
| Brett Coderre | Animation |
| Tim Crawfurd | Animation |
| David DeVan | Animation |
| Doug Dooley | Animation |
| Ike Feldman | Animation |
| Stephen Gregory | Animation |
| Travis Hathaway | Animation |
| Jimmy Hayward | Animation |
| Steven Clay Hunter | Animation |
| Rob Jensen | Animation |
| Nancy Kato | Animation |
| Karen Kiser | Animation |
| Wendell Lee | Animation |
| Matt Majers | Animation |
| Daniel Mason | Animation |
| Amy McNamara | Animation |
| Jon Mead | Animation |
| Billy Merritt | Animation |
| Cameron Miyasaki | Animation |
| Dave Mullins | Animation |
| James Ford Murphy | Animation |
| Peter Nash | Animation |
| Victor Navone | Animation |
| Bobby Podesta | Animation |
| Brett Pulliam | Animation |
| Rich Quade | Animation |
| Roger Rose | Animation |
| Gini Cruz Santos | Animation |
| Doug Sheppeck | Animation |
| Patty Kihm Stevenson | Animation |
| Ross Stevenson | Animation |
| Doug Sweetland | Animation |
| David Tart | Animation |
| J. Warren Trezevant | Animation |
| Michael Venturini | Animation |
| Adam Wood | Animation |
| Kureha Yokoo | Animation |
| Ron Zorman | Animation |
| Kearsley Higgins | Animation Department Coordinator |
| Graham Moloy | Animation Department Coordinator |
| Jurgen Scharpf | Sound Mix Technician |
| Juan Peralta | Sound Mix Technician |
| Louis Gonzales | CG Artist |
| James S. Baker | Additional Storyboarding |
| Courtney Booker | Digital Storyboarding |
| Derek Casari | ADR Engineer |
| David Lucarelli | ADR Recordist |
| Dennie Thorpe | Foley Artist |
| Frank 'Pepe' Merel | Foley Mixer |
| Travis Crenshaw | Foley Recordist |
| Margaret Lily Andres | Assistant Editor |
| Mary Beth Smith | Negative Cutter |
| Vince Caro | Additional Dialogue |
| Paul Topolos | Matte Painter |
| Jessica Donohoe | Production Assistant |
| Jim Capobianco | Story Artist |
| Adam Bronstein | Story Coordinator |
| Blake Tucker | Story Manager |
| Ronnie del Carmen | Story Supervisor |
| Will Csaklos | Story Consultant |
| Ronnie del Carmen | Storyboard Artist |
| Lee Unkrich | Co-Director |
| Paul Springer | Post Production Coordinator |
| Andrew Stanton | Story |
