 | Elijah Wood als Mumble (voice) |
 | Robin Williams als Ramon / Lovelace (voice) |
 | Brittany Murphy als Gloria (voice) |
 | Hugh Jackman als Memphis (voice) |
 | Nicole Kidman als Norma Jean (voice) |
 | Hugo Weaving als Noah (voice) |
 | Anthony LaPaglia als Boss Skua (voice) |
 | Elizabeth Daily als Baby Mumble (voice) |
 | Magda Szubanski als Miss Viola (voice) |
 | Miriam Margolyes als Mrs. Astrakhan (voice) |
 | Carlos Alazraqui als Nestor (voice) |
 | Lombardo Boyar als Raul (voice) |
 | Jeffrey Garcia als Rinaldo (voice) |
 | Johnny A. Sanchez als Lombardo (voice) |
 | Fat Joe als Seymour (voice) |
 | Alyssa Shafer als Baby Gloria (voice) |
 | Cesar Flores als Baby Seymour (voice) |
 | Danny Mann als Dino (voice) |
 | Mark Klastorin als Vinnie (voice) |
 | Michael Cornacchia als Frankie (voice) |
 | Seishirou Katou als Baby Mumble (voice) |
 | Arif S. Kinchen als Skuas (voice) |
 | Steve Irwin als Trev (voice) |
| Nicholas McKay als Nev (voice) |
 | Tiriel Mora als Kev (voice) |
 | Lee Perry als Elder / Zoo Penguin (voice) |
 | Alan Shearman als Elder (voice) |
 | Larry Moss als Elder (voice) |
 | Peter Carroll als Elder (voice) |
| Giselle Loren als Adélie Chica (voice) |
 | Michelle Arthur als Adélie Chica (voice) |
| Denise Blasor als Adélie Chica (voice) |
 | Dee Bradley Baker als Maurice (voice) |
 | Roger Rose als Leopard Seal (voice) |
 | Chrissie Hynde als Michelle (voice) |
 | Richard Carter als Barry (voice) |
 | J. Grant Albrecht als (voice) |
| Logan Arens als (voice) |
| Charles Bartlett als (voice) |
 | Shane Baumel als (voice) |
| T.J. Beacom als (voice) |
 | Kwesi Boakye als (voice) |
 | A.J. Buckley als (voice) |
 | Erin Chambers als (voice) |
 | Rickey D'Shon Collins als (voice) |
 | Scotty Cox als (voice) |
| Django Craig als (voice) |
| Nicholas DeLaurentis als (voice) |
 | Olivia DeLaurentis als (voice) |
 | Chris Edgerly als (voice) |
| Efrain Figueroa als (voice) |
 | Jeff Fischer als (voice) |
| Sonje Fortag als (voice) |
| Spencer Ganus als (voice) |
 | Khamani Griffin als (voice) |
 | Khadijah Haqq McCray als (voice) |
 | Aldis Hodge als (voice) |
| Fisher Keene als (voice) |
| Michael Krepack als (voice) |
| Libby Lynch als (voice) |
 | Diane Michelle als (voice) |
| Ryan Munck als (voice) |
| Christian Pikes als (voice) |
| Steve Pinto als (voice) |
| Zoë Raye als (voice) |
 | Noreen Reardon als (voice) |
 | Eliana Reyes als (voice) |
| Nicole Richmond als (voice) |
| Aimee Roldan als (voice) |
| Kyndell Rose als (voice) |
| Alyssa Smith als (voice) |
 | Mari Weiss als (voice) |
 | Billy 'Sly' Williams als (voice) |
 | Rachel York als (voice) |
| Charlotte Gillman als Live Action Cast |
 | Warren Coleman als Live Action Cast |
 | Felix Williamson als Live Action Cast |
| Carly Andrews als Live Action Cast |
| Cassandra Swaby als Live Action Cast |
 | Winston Cooper als Live Action Cast |
 | Henry Nixon als Live Action Cast |
| Kelly Tracey als Live Action Cast |
| Yann Le Berre als Live Action Cast |
 | Belinda Bromilow als Live Action Cast |
| Dasi Ruz als Live Action Cast |
 | Helmut Bakaitis als Live Action Cast |
 | Simon Westaway als Live Action Cast |
 | Craig Ricci Shaynak als (voice) |
 | Alan Zitner als Live Action Cast |
| Bruce Berman | Executive Producer |
| Doug Mitchell | Producer |
| Christian Gazal | Editor |
| George Miller | Producer |
| Mark Sexton | Production Design |
| Bill Miller | Producer |
| Ed Jones | Executive Producer |
| Graham Burke | Executive Producer |
| Dana Goldberg | Executive Producer |
| George Miller | Director |
| John Powell | Original Music Composer |
| Margaret Sixel | Editor |
| David Peers | Director of Photography |
| Martin G. Wood | Line Producer |
| Judy Morris | Writer |
| David Peers | Layout |
| David Burrows | VFX Editor |
| Kento Watanabe | Assistant Editor |
| George Miller | Writer |
| John Collee | Writer |
| Julietta Boscolo | Assistant Editor |
| Andrew Corsi | Assistant Editor |
| Daniel Jeannette | Animation Director |
| David Nelson | Supervising Art Director |
| Kristy Carlson | Casting |
| Rick Lisle | Sound Effects Editor |
| Ian Neilson | Sound Effects Editor |
| Wayne Pashley | Supervising Sound Editor |
| Ben Gunsberger | Lighting Supervisor |
| P.J. Voeten | First Assistant Director |
| Brad Greenwood | Assistant Art Director |
| Matt Town | First Assistant Editor |
| Frank Lipson | Sound Effects Editor |
| Jenny T. Ward | Dialogue Editor |
| Simon Whiteley | Art Direction |
| Wayne Pashley | Sound Designer |
| Christine Woodruff | Music Supervisor |
| Angus Robertson | Sound Effects Editor |
| Leah Katz | Assistant Sound Editor |
| Don Ezard | Animation Supervisor |
| Delia McCarthy | Dialogue Editor |
| Wayne Pashley | Sound Re-Recording Mixer |
| Warren Coleman | Co-Director |
| Nicholas Breslin | Dialogue Editor |
| Thomas A. Carlson | Music Editor |
| James K. Lee | Orchestrator |
| Kelley Abbey | Choreographer |
| Savion Glover | Choreographer |
| Philip Hearnshaw | Associate Producer |
| Hael Kobayashi | Associate Producer |
| Scott Pasquill | Assistant Sound Editor |
| Michael Twigg | Associate Producer |
| Alicia Gleeson | First Assistant Editor |
| Kevin Kliesch | Orchestrator |
| Warren Coleman | Writer |
| Nigel Christensen | Sound Effects Editor |
| Tim Ryan | Music Editor |
| Matthew Ferro | Associate Producer |
| Shirin Town | Editorial Coordinator |
| Sonal Joshi | Supervising Dialogue Editor |
| Damian Candusso | Sound Effects Editor |
| Jessica Wells | Orchestrator |
| Judy Morris | Co-Director |
| Stuart Lowder | Production Manager |
| Fabian Sanjurjo | Supervising Sound Effects Editor |
| Nicholas Breslin | Sound Effects Editor |
| Greg P. Fitzgerald | Sound Re-Recording Mixer |
| Phil Heywood | Sound Re-Recording Mixer |
| Simon Leadley | Music Editor |
| Christian So | Lead Animator |
| Alex Weight | Lead Animator |
| Jaclyn Hanson | Motion Capture Artist |
| Ben Veitch | Motion Capture Artist |
| Keith Hawley | Motion Capture Artist |
| Chris Pickard | Motion Capture Artist |
| Dionne Rakebrandt | Motion Capture Artist |
| David J. Smith | Animation |
| Thom Roberts | Animation |
| Xavier Bernasconi | Sequence Leads |
| Michael Farrow | Additional Sound Re-Recordist |
| Anita Bevelheimer | Digital Compositors |
| Ali Levitch | Second Assistant Director |
| Diego Garzon | Visual Effects Technical Director |
| Tim Davis | Vocal Coach |
| Adam Scown | Motion Capture Artist |
| James Bambauer | Visual Effects |
| Tyler Coppin | Thanks |
| Aurelie Monchicourt | Lead Animator |
| Rebecca Grennan | Motion Capture Artist |
| Simon Lind | Motion Capture Artist |
| Todd Baillere | Post Production Consulting |
| Jonathan Dearing | 3D Tracking Layout |
| Ryan Yee | Animation |
| Thomas Giordano | Boom Operator |
| Julian Parry | Executive In Charge Of Production |
| David Nichols | Key Grip |
| Jeanny Lee | Production Coordinator |
| Pascal Chappuis | Sequence Supervisor |
| Gary Nolin | Visual Effects Producer |
| Michael Early | VFX Production Coordinator |
| Allan Gersten | Visual Effects Technical Director |
| Amy Petsalis | Motion Capture Artist |
| Leah Howard | Motion Capture Artist |
| Mark Thorley | Finance |
| Alessandro Saponi | Creature Technical Director |
| Robert Deas | Digital Compositors |
| Kenny Lam | Digital Compositors |
| Clint Thorne | Modeling |
| Joshua Watkins | Third Assistant Director |
| August Meredith | Visual Effects |
| Toshiyasu Otsuka | Visual Effects |
| John Vegher | Visual Effects |
| Brett Feeney | Digital Effects Supervisor |
| Amita Sahgal | Lead Animator |
| Shannon Holtzapffel | Motion Capture Artist |
| Andrew Silke | Lead Animator |
| Kane Bonke | Motion Capture Artist |
| Camilla Jakimowicz | Motion Capture Artist |
| Mayur Patel | VFX Supervisor |
| James Bennett | Character Designer |
| Nate Johnson | Casting Assistant |
| Brendan Body | Lead Animator |
| Suzanne Evans-Booth | Lighting Coordinator |
| Annie Semler | Motion Capture Artist |
| Tim Quarry | Animation Supervisor |
| Simon Pickard | Lead Animator |
| Kristen Rogers | Motion Capture Artist |
| Markus Kurtz | Digital Effects Supervisor |
| Jon Turburfield | Lead Animator |
| Emmanuel Blasset | Sequence Leads |
| Rohan Browne | Motion Capture Artist |
| Nathan M. Wright | Motion Capture Artist |
| Amanda Dague | Animation |
| Sophia Lo | Digital Compositors |
| Chirag Mistry | Modeling |
| Amber Wong | Visual Effects |
| Vikas Chirate | Systems Administrators & Support |
| Bhakar James | 3D Tracking Layout |
| Bailey Brent | Animation |
| Bill Campbell | Animation |
| Paul Pesco | Musician |
| Mike Schmitt | Visual Effects |
| Craig Baxter | Lead Animator |
| Tim Gibson | Lead Animator |
| Shannon Greensill | Motion Capture Artist |
| Bodie Clare | 3D Tracking Layout |
| Simon Clarke | Animation |
| Christopher Hartt | Lighting Artist |
| Jacques Dell | Compositors |
| Marco Nero | Conceptual Design |
| Nick Breslin | Sound Effects Editor |
| Jamie Nimmo | Digital Compositors |
| Brian Tatosky | Digital Compositors |
| Lesley Vanderwalt | Makeup Artist |
| Bryan Pezzone | Musician |
| Samantha Smith McGrady | Second Assistant Director |
| Mickael Coedel | Visual Effects |
| Linda Luong | Animation Department Coordinator |
| Michael Ripoll | Musician |
| Mayuresh Salunke | 3D Artist |
| Rebecca Adams | 3D Coordinator |
| Dagan Potter | CG Supervisor |
| Julie Stark | Digital Compositors |
| Deborah Phillips | VFX Production Coordinator |
| Danielle Playel | Motion Capture Artist |
| Ben Sanders | Animation |
| Paul Diaz | Animation |
| Greg Gladstone | CG Supervisor |
| John Ashton Thomas | Orchestrator |
| Pablo Holcer | Digital Compositors |
| James Kinnings | Lead Animator |
| Jess Hunt | Script Supervisor |
| Salar Saleh | Lighting Supervisor |
| Lara Jade Birch | Makeup Artist |
| Shawn Murphy | Scoring Mixer |
| Raquel Coelho | Visual Effects |
| Renae Berry | Motion Capture Artist |
| Christopher Hartt | Compositors |
| Steve Newman | Director of Photography |
| Murray Stevenson | Sequence Leads |
| Richard Sandoval | Sequence Leads |
| Daniel James Weber | Visual Effects Technical Director |
| Enrique Vila | Visual Effects |
| Rebecca Ruether | Animation |
| Derryn Pasquill | Assistant Sound Editor |
| Matt Hatton | Conceptual Illustrator |
| Nick Breslin | Dialogue Editor |
| Colin Fletcher | First Assistant Director |
| David Zbriger | I/O Supervisor |
| Ingrid Johnston | VFX Production Coordinator |
| Kate Stenhouse | VFX Production Coordinator |
| Jamee Houk | Visual Effects |
| Victoria Livingstone | Lead Animator |
| Julien Leveugle | Sequence Leads |
| Troy Phillips | Motion Capture Artist |
| Michael Holzl | Animation Supervisor |
| Robert Bloom | Compositors |
| Christoph Matthiesen | Compositors |
| Ryan Grobins | Digital Compositors |
| Olivia Lyne | Production Coordinator |
| Morgane Furio | VFX Supervisor |
| Kazunori Aruga | Visual Effects |
| Eric Schweickert | Visual Effects |
| Michelle Hopper | Motion Capture Artist |
| Bill Daly | Executive In Charge Of Post Production |
| Michael Bomagat | Animation |
| John Ashton Thomas | Additional Music |
| Pauline Duvall | Compositors |
| Christopher James Miller | Digital Compositors |
| Andrew Lesnie | Director of Photography |
| Andrew Buecker | Visual Effects |
| Brian Mitchell | Thanks |
| Jean-Pascal Leblanc | Set Decoration |
| Magali Rigaudias | Lead Animator |
| Tracie Morley | Motion Capture Artist |
| Jesse Rasmussen | Motion Capture Artist |
| Troy Rowley | Motion Capture Artist |
| Shamus Baker | 3D Modeller |
| Richard McBride | Compositors |
| Tau Gerber | Compositors |
| Lucinda Glenn | Animation Department Coordinator |
| Snehal Kanchan | Production Coordinator |
| Misato Shinohara | VFX Production Coordinator |
| Deb Asch | Visual Effects |
| Elizabeth Himelstein | Dialect Coach |
| Barbara Harris | ADR Voice Casting |
| Christopher DeFaria | Executive In Charge Of Production |
| Kacy Durbridge | Production Supervisor |
| Vincent Lemaire | Animation |
| Tonya Noerr | Animation |
| Robert McIntosh | Animation |
| Simon Dye | Digital Compositors |
| Jimmy Jewell | Digital Compositors |
| Guerdon Trueblood | Digital Compositors |
| Jason Ballantine | First Assistant Editor |
| Simon Allen | Animation |
| Raquel Coelho | Animation |
| Dan Breckwoldt | Digital Compositors |
| Daniel Loui | Digital Compositors |
| Craig A. Simms | Digital Compositors |
| Melinda Jones | Visual Effects |
| Chad Malbon | Visual Effects Producer |
| Peter Oberdorfer | Visual Effects Supervisor |
| Deborah McNamara | Title Designer |
| Tim Webb | Assistant Editor |
| Danny Long | Casting Assistant |
| Brett Heath | Sound Recordist |
| Paul Lee | Animation |
| Stephen Painter | Animation |
| Shaun Conway | Gaffer |
| Stephanie Taylor | Visual Effects Producer |
| Andrew A. Paules | Visual Effects Technical Director |
| Daryl Munton | Lighting Artist |
| Wayne Howe | Animation |
| Shawn Monaghan | Digital Compositors |
| Simon Cardwell | Still Photographer |
| Peter Purcell | Additional Sound Re-Recording Mixer |
| Gillian Markham | Musician |
| Carlos Monzon | Digital Compositors |
| Kenneth Bailey | Visual Effects |
| Wade Robson | Choreographer |
| Scott Tansley | Animation |
| Anthony Sparapani | Animation |
| Anne Taunga | Visual Effects Coordinator |
| John Bozzalla | Digital Producer |
| Samantha Steyns | Production Coordinator |
| Jeremy Mesana | Animation |
| Irina Yebenes | Animation |
| Chris Swinbanks | I/O Supervisor |
| Ken Steel | Lead Animator |
| Joanna Keogh | Visual Effects Coordinator |
| Jacob Clark | Visual Effects Technical Director |
| Andy Hayes | Visual Effects Technical Director |
| Lisa Dennis | Post Production Supervisor |
| Martin Oswin | Additional Sound Re-Recording Mixer |
| Grant Wilson | Animation |
| Richard Dixon | Animation |
| Naomi Bowden | Visual Effects Coordinator |
| Kevin Labanowich | Animation |
| Elias Macute | Digital Compositors |
| Yujin Ito | Visual Effects Technical Director |
| Toby Grime | Title Designer |
| Angela Pelizzari | Title Designer |
| Ingrid Johnston | Production Coordinator |
| George Doering | Musician |
| Craig McPherson | Animation |
| Patrick Tasse | Animation |
| James Finlay | Animation |
| Amanda Davison | Production Coordinator |
| Katharine Evans | Animation |
| Gabor Soos | Animation |
| Marc Rubone | Digital Compositors |
| Freddie Vaziri | Digital Compositors |
| Todd Shifflett | Visual Effects Supervisor |
| Niva Burke | Production Coordinator |
| Georgie Uppington | Production Supervisor |
| Phil Judd | Additional Sound Re-Recording Mixer |
| Robert Sullivan | Additional Sound Re-Recording Mixer |
| Bruce Emery | Dolby Consultant |
| Kimberly Mann | Animation |
| Gianluca Fratellini | Animation |
| Asta Honkavaara | Production Coordinator |
| David Stanhope | Conductor |
| Peter Grace | Sound Recordist |
| Eriks Vitolins | Animation |
| Simon Alberry | I/O Supervisor |
| Linda Luong | Production Coordinator |
| Rishikesh Nandlaskar | 3D Artist |
| David Hubert | Animation |
| Jennie Morse | Animation Manager |
| Matt Logue | Animation Supervisor |
| Cameron Neilson | Digital Compositors |
| Rachel Wheeler | Visual Effects Coordinator |
| David Scott | Conceptual Design |
| John Simpson | Foley Artist |
| Christopher Romano | Visual Effects |
| Andrew Jackson | Visual Effects Supervisor |
