 | Ed Asner als Carl Fredricksen (voice) |
 | Christopher Plummer als Charles F. Muntz (voice) |
 | Jordan Nagai als Russell (voice) |
 | Bob Peterson als Dug / Alpha (voice) |
 | Delroy Lindo als Beta (voice) |
 | Jerome Ranft als Gamma (voice) |
 | John Ratzenberger als Construction Foreman Tom (voice) |
 | David Kaye als Newsreel Announcer (voice) |
 | Elie Docter als Young Ellie (voice) |
 | Jeremy Leary als Young Carl (voice) |
 | Mickie McGowan als Police Officer Edith (voice) |
 | Danny Mann als Construction Worker Steve (voice) |
 | Donald Fullilove als Nurse George (voice) |
 | Jess Harnell als Nurse AJ (voice) |
 | Josh Cooley als Omega (voice) |
 | Pete Docter als Campmaster Strauch (voice) |
 | Mark Andrews als Additional Voices (voice) |
 | Bob Bergen als Additional Voices (voice) |
 | Brenda Chapman als Additional Voices (voice) |
 | Emma Coats als Additional Voices (voice) |
 | John Cygan als Additional Voices (voice) |
 | Paul Eiding als Additional Voices (voice) |
 | Tony Fucile als Additional Voices (voice) |
 | Teresa Ganzel als Additional Voices (voice) |
 | Sherry Lynn als Additional Voices (voice) |
 | Laraine Newman als Additional Voices (voice) |
 | Teddy Newton als Additional Voices (voice) |
 | Jeff Pidgeon als Additional Voices (voice) |
| Valerie LaPointe als Additional Voices (voice) |
 | Jan Rabson als Additional Voices (voice) |
| Bob Scott als Additional Voices (voice) |
| Bob Peterson | Screenplay |
| Steve May | Supervising Technical Director |
| Bob Peterson | Co-Director |
| Laura Leganza Reynolds | Editorial Manager |
| Jonas Rivera | Producer |
| Kevin Nolting | Editor |
| Tom Myers | Sound Designer |
| Lorien McKenna | Script Supervisor |
| Michael Silvers | Supervising Sound Editor |
| John Lasseter | Executive Producer |
| Denise Ream | Associate Producer |
| Kevin Reher | Casting |
| Al Nelson | Sound Effects Editor |
| J.R. Grubbs | Sound Effects Editor |
| Michael Semanick | Sound Re-Recording Mixer |
| Tom Myers | Sound Re-Recording Mixer |
| Tom Myers | Supervising Sound Editor |
| Andrew Stanton | Executive Producer |
| Teresa Eckton | Sound Effects Editor |
| Natalie Lyon | Casting |
| Pete Docter | Story |
| Bob Peterson | Story |
| Tom McCarthy | Story |
| Pete Docter | Director |
| Mark Dinicola | Camera Operator |
| Jean-Claude Kalache | Director of Photography |
| Mark Nielsen | Production Manager |
| Ricky Nierva | Production Design |
| Bob Whitehill | Visual Effects Supervisor |
| Rodrigo Blaas | Animation |
| Stephen M. Davis | Music Editor |
| Simon Allen | Animation |
| Paul Cichocki | Post Production Supervisor |
| Andrew L. Schmidt | Animation |
| Greg Dykstra | Sculptor |
| Dustin Cawood | Sound Design Assistant |
| Angus MacLane | Animation |
| Tom MacDougall | Music Supervisor |
| Dan Wallin | Sound Mixer |
| Kevin Rose-Williams | Additional Editorial Assistant |
| Mark Sanford | Layout |
| Jason Boose | Animation |
| Andrew Cadelago | Layout |
| David Munier | Shading |
| A.J. Riebli III | Animation Manager |
| Terry Claborn | Color Timer |
| Daniel Arriaga | Production Artist |
| Gregory Amundson | Associate Editor |
| Noah Klocek | Production Artist |
| Shannon Ryan | Editorial Manager |
| Katherine Ringgold | Editor |
| Thomas Gonzales | Assistant Editor |
| Erik Langley | Art Department Coordinator |
| Brett Coderre | Animation |
| Ralph Eggleston | Lighting Director |
| Sukwon Park | Layout |
| Michael Venturini | Animation Director |
| Doug Dooley | Animation |
| C.J. Hsu | Assistant Editor |
| Mark Shirra | Layout |
| Sylvia Gray Wong | Layout |
| Shaun Chacko | Animation |
| Aaron Hartline | Animation |
| Pascal Garneau | Foley Editor |
| Patrick Lin | Director of Photography |
| Lou Romano | Lighting Director |
| Freesia Pearson | Post Production Assistant |
| Tim Simonec | Orchestrator |
| Mahyar Abousaeedi | Layout |
| Gregg Olsson | Layout |
| Dave Mullins | Animation Director |
| Eric Pearson | Post-Production Manager |
| Steve Slanec | ADR Editor |
| Harley Jessup | Lighting Director |
| Louis Clichy | Animation |
| Tim Crawfurd | Animation |
| Amera Rizk | Assistant Editor |
| Josh Anon | Layout |
| Matthew Silas | Layout |
| Robert Anderson | Layout |
| Shawn Krause | Animation Director |
| Jeff Wan | Camera Operator |
| Jennifer Birmingham | Art Department Manager |
| Scott Clark | Supervising Animator |
| Dallis Anderson | Editorial Coordinator |
| Ike Feldman | Animation |
| Chris Montan | Executive Music Producer |
| Stephanie Hamilton | Art Department Coordinator |
| Jonathan Null | Foley Editor |
| Daniel Lopez Muñoz | Art Direction |
| Mickayela Jade Beatty | Administration |
| Fidel Guzman | Craft Service |
| John Ricks | Craft Service |
| John Hazelton | Projection |
| Ramon Hannon | Security |
| Susan Frank | Lighting Coordinator |
| Charles Paley | Music Editor |
| Everett Downing Jr. | Animation |
| Guilherme Sauerbronn Jacinto | Animation |
| Holger Leihe | Animation |
| Michal Makarewicz | Animation |
| Steve Jobs | Thanks |
| Megan Albert | Finance |
| Kentaro Hinoki | Finance |
| Andrew Page | Music Director |
| Rich McKain | Animation |
| Stephen L. Wong | Animation |
| Steve Mason | Animation |
| Kevin O'Hara | Animation |
| Joseph Mingoo Lee | Fix Animator |
| Nancy Garretson Case | Finance |
| Mark Joseph | Finance |
| Tanya Oskanian | Administration |
| Kristina Ruud | Finance |
| Susan Bradley | Title Designer |
| Gerald E. Hackett III | Security |
| Anna Noakes | Musician |
| Amber Rudolph | Animation |
| Bolhem Bouchiba | Animation |
| Kevin Chesnos | Animation |
| Nancy Kato | Animation |
| Bruce Kuei | Animation |
| Matt Majers | Animation |
| Doug Sheppeck | Animation |
| Michael Wu | Animation |
| Ron Zorman | Animation |
| Guillaume Chartier | Fix Animator |
| Jae Hyung Kim | Fix Animator |
| Terry Song | Fix Animator |
| Becki Tower | Fix Animator |
| Chris King | Simulation & Effects Artist |
| Amy Hale | Art Department Assistant |
| Cassandra Barbour | Thanks |
| Adrian Warren | Thanks |
| Noah Skinner | Security |
| Ye Won Cho | Master Lighting Artist |
| Ronald G. Roumas | Sound Recordist |
| Kyle Ranson-Walsh | Animation Department Coordinator |
| Neil Blevins | Shading |
| Rosana Neciuk | Finance |
| Veronica Watson | Script Coordinator |
| John Chun Chiu Lee | Animation |
| Michael Kilgore | Shading |
| Luis Alarcon-Cisneros | Craft Service |
| Rob Rieders | Legal Services |
| Al Cimino | Security |
| David Slusser | Music Editor |
| Chris Chua | Animation |
| Jean-Claude Tran | Animation |
| Roger Rose | Animation |
| Tsung-Yin Hsieh | Fix Animator |
| Robert L. Baird | Thanks |
| Timothy Glass | Finance |
| Kaitlin Hendrick | Administration |
| Sue Williams | Finance |
| Olga Velaszquez | Craft Service |
| Samantha Wilson | Craft Service |
| Peter Matthew Bontrager | Security |
| Paul Chideya | Security |
| Jonathan Pytko | Sequence Leads |
| Steven James | Master Lighting Artist |
| Charu Clark | Master Lighting Artist |
| Clint Smith | Sound Recordist |
| Dovi Anderson | Animation |
| Austin Madison | Animation |
| Andreas Procopiou | Animation |
| Rob Duquette Thompson | Animation |
| Jaclyn Simon | Animation Department Coordinator |
| Richard Snyder | Shading |
| Joseph Tiboni | Thanks |
| Erika Lamb | Craft Service |
| Jean C. Luevano | Security |
| Vince Caro | ADR & Dubbing |
| Mark Gasbarro | Musician |
| Kristoff Vergne | Animation |
| Sequoia Blankenship | Fix Animator |
| Yoshi DeHerrera | VFX Artist |
| Michelle Moretta | Administration |
| Cynthia Slavens | Post Production Supervisor |
| William Erik Evans | Production Office Assistant |
| Richard Cogger | Security |
| Sudeep Rangaswamy | Sequence Leads |
| Airton Dittz Jr. | Master Lighting Artist |
| Luke Martorelli | Master Lighting Artist |
| Tom Boyd | Musician |
| Adam Burke | Animation |
| Michael Stocker | Animation |
| Kureha Yokoo | Animation |
| Russell J. Stough | Animation Department Coordinator |
| Daniel Combs | Administration |
| Marguerite Enright | Administration |
| Jennifer M. McCormick | Administration |
| Annette Wang | Finance |
| Raymond List | Security |
| Michael Sparber | Sequence Leads |
| Jae Hong Kim | Master Lighting Artist |
| Jesse Hollander | Master Lighting Artist |
| Ian Megibben | Master Lighting Artist |
| Dennie Thorpe | Foley |
| Miriam Mayer | Musician |
| Mark C. Harris | Animation |
| Patty Kihm Stevenson | Animation |
| Ken Kim | Animation |
| Gini Cruz Santos | Animation |
| David Earl Smith | Animation |
| Deana Walker | Finance |
| Christina Garcia Weiland | Set Dressing Artist |
| Jennifer Johnston | Craft Service |
| Bob Roden | Legal Services |
| Christina F. Julian | Production Office Assistant |
| Andrew Pienaar | Sequence Leads |
| James Handelin | Systems Administrators & Support |
| Jeanne Applegate | Editorial Production Assistant |
| Frank Rinella | Foley |
| K. C. Roeyer | Animation |
| Raphael Suter | Animation |
| Benjamin Beech | Shading |
| Weera Tom Wichitsripornkul | Shading |
| Rachel Ergas | Finance |
| Heather D.C. Jackson | Finance |
| Wendy Dale Tanzillo | Administration |
| Marie Nilsson | Craft Service |
| Carrie Winchell | Legal Services |
| Esdras Varagnolo | Master Lighting Artist |
| Norman Ludwin | Musician |
| Jeff Bunnell | Musician |
| Dan Nguyen | Animation |
| Curran W. Giddens | Animation |
| Rob Jensen | Animation |
| Wendell Lee | Animation |
| Bertrand Chung | Fix Animator |
| Katherine Sarafian | Thanks |
| Michelle Simons | Finance |
| Shari Villarde | Finance |
| Timothy Kennelly | Projection |
| Ronnie del Carmen | Script Supervisor |
| Brian Boyd | Master Lighting Artist |
| James Thatcher | Musician |
| Don Crum | Animation |
| Paul Mendoza | Animation |
| Brett Pulliam | Animation |
| Brett Schulz | Animation |
| Eric S. Degner | Fix Animator |
| Neil Helm | Fix Animator |
| Lois Scali | Thanks |
| Heather Feng | Administration |
| Marc S. Greenberg | Finance |
| Marc Sondheimer | Finance |
| Lauren Grbich | Craft Service |
| Marlon Castro | Security |
| Kristine Javier | Security |
| Keith Kops | Security |
| Brian Wright | Script Coordinator |
| Pamela Darrow | Lighting Manager |
| Peter Sumanaseni | Master Lighting Artist |
| Aron Hatfield | Animation |
| Vladimir Kooperman | Animation |
| Tom Zach | Animation |
| Lindsay Andrus | Fix Animator |
| Darla K. Anderson | Thanks |
| Jim Stewart | Thanks |
| Neftalí Álvarez 'El Magnífico' | Thanks |
| Karen Perry | Finance |
| Candelaria Lozano | Craft Service |
| Luigi Passalacqua | Craft Service |
| Corbin Young | Craft Service |
| Leah Marshall | Legal Services |
| Melissa Fuller | Post Production Assistant |
| Paul Baker | Production Office Assistant |
| Marisa Mariscal | Security |
| Lloyd Bernberg | Sequence Leads |
| Becky Neiman | Lighting Manager |
| Cameron Patrick | Musician |
| Simon Christen | Animation |
| Doug Frankel | Animation |
| Daniel Gerson | Thanks |
| Greer Nuttall | Craft Service |
| Jody Weinberg Silverman | Legal Services |
| Joni Superticioso | Security |
| Maria Yershova | Master Lighting Artist |
| Doc Kane | ADR & Dubbing |
| Jana Vance | Foley |
| Karl Vincent | Musician |
| Daniel Mason | Animation |
| Jonathen Collins | Animation |
| Travis Hathaway | Animation |
| Alexander Adell | Shading |
| Mach Tony Kobayashi | Shading |
| Julie Lynn | Script Consultant |
| Caroline Grubb | Thanks |
| Tony Sereno | Sound Mix Technician |
| Nathan Nance | Sound Mix Technician |
| Craig Foster | Graphic Designer |
| Noah Newman | Post Production Coordinator |
| Joe Grant | In Memory Of |
| Edwin Chang | Simulation & Effects Artist |
| Pete Docter | Screenplay |
| Michael Giacchino | Original Music Composer |
| Enrico Casarosa | Storyboard Artist |
