- Nathan Abbot
- digital camera operator: Tippett Studio
- David P. Allen
- digital artist and animator: PDI (as David Allen)
- Simon Allen
- lead character animator: Tippett Studio
- Tom Allen
- digital artist
- Holly Almaguer
- match mover (as Holly Kim)
- Ana Maria Alvarado
- animator: SPI
- Dovi Anderson
- animator: Tippett Studio
- Charles Aquilina
- painter: Tippett Studio
- Eric Armstrong
- animation supervisor: SPI (as Eric Marley Armstrong)
- Jason Armstrong
- animator: Tippett Studio
- Arnold Ayala
- painter: Tippett Studio
- James Bambauer
- systems administrator: Tippett Studio
- Damon Bard
- sculptor
- Yuri Bartoli
- visual effects art director / visual effects creature designer: PDI
- Gregg Baumgarten
- surveyor visual effects
- Rachelle Baylo
- visual effects: human resources
- Brian Begun
- compositor: Tippett Studio
- Lloyd Bernberg
- lighting lead: Tippett Studio
- Jim Berney
- visual effects supervisor: SPI
- Renee Binkowski
- editorial assistant: Tippett Studio
- Jodi Birdsong
- visual effects plate producer
- Jeremy Birn
- lighter: Tippett Studio
- Sirena Boden
- software developer: Tippett Studio
- Bob Booker
- animator: SPI
- Alan Boucek
- lead compositor: Tippett Studio
- Todd Boyce
- effects animator: SPI
- Kandece Brown
- plate data coordinator
- Eric Bruneau
- CG supervisor: PDI/Dreamworks
- Wes Burian
- cg paint supervisor (as Wesley Burian)
- Markus Burki
- software developer: Tippett Studio / visual effects: Tippett Studio
- Bonjin Byun
- compositor: Tippett Studio
- Aimee Campbell
- senior digital artist: SPI / senior matchmover: SPI
- Jeremy Cantor
- animator: SPI
- Des Carey
- visual effects editor: Tippett Studio
- Dan Cayer
- compositor: Tippett Studio
- Mike Chambers
- visual effects producer: PDI/Dreamworks
- Yina Chang
- lighter: Tippett Studio
- Richard Chuang
- visual effects supervisor: PDI
- Webster Colcord
- additional CGI
- Clint Colver
- digital compositor/lighter: SPI
- Lon Cook
- roto artist: Tippett Studio
- Carol Corwin
- visual effects production supervisor
- Stéphane Cros
- character technical director
- Chanda Cummings
- digital artist/animator: PDI/Dreamworks
- Kirk Cummings
- character animator: Tippett Studio
- Virgine d'Annoville
- character animator: Tippett Studio (as Virginie Michel d'Annoville)
- Ken Dackermann
- digital compositor
- Tim de Pala
- visual effects coordinator: Tippett Studio
- Alessandra de Souza
- production manager: Tippett Studio
- Mark A. Decker
- compositor: PDI/DreamWorks (as Mark Decker)
- Kent Demaine
- future technology designer: Black Box Digital
- Philippe Denis
- digital artist/animator: PDI/Dreamworks
- Sylvain Doreau
- digital effects artist
- Brennan Doyle
- co-visual effects supervisor: Tippett Studio
- Stirling Duguid
- technical director: SPI (as R. Stirling Duguid)
- John Dunlap
- lighting and compositng manager: Tippett Studio
- Mark Edwards
- digital artist/animator: PDI/Dreamworks
- Douglas Epps
- R&D supervisor: Tippett Studio (as Doug Epps)
- Dan Feinstein
- lead rotoscope artist
- Dave Florek
- software supervisor
- Crys Forsyth-Smith
- visual effects producer: SPI
- Page Frakes
- digital color corrector: Tippett Studio
- Patricia Frazier
- lighter: Tippett Studio
- Chris Gibbons
- compositor: Tippett Studio
- Tom Gibbons
- lead character animator: Tippett Studio
- Rick Glenn
- character animator: Tippett Studio
- Charles Granich
- compositor: Tippett Studio
- Laura Grieve
- digital artist/animator: PDI/Dreamworks
- Kevin T. Hahn
- look development: SPI / shader writer: SPI
- Joseph Hamdorf
- modeler: Tippett Studio
- Anthony Harris
- digital color timer
- David Hart
- digital artist/animator: PDI/Dreamworks
- Christopher Hatala
- character animator: Tippett Studio
- Craig Hayes
- designer: Amoeba / visual effects designer: amoeba, Tippett Studio
- Jason Heapy
- visual effects associate producer: PDI
- Tulio Hernandez
- lighter: Tippett Studio
- Nicole Herr
- senior digital artist: SPI
- Marty Holthaus
- production supervisor: Tippett Studio
- Mark Hopper
- roto artist: Tippett Studio
- Traci Horie
- character animator: Tippett Studio
- Don Howe
- animation manager: Tippett Studio / visual effects animator
- Jaynee Howe
- compositor: Tippett Studio
- Heather Hoyland
- digital compositor
- Nathaniel Hunter
- FX animator: Tippett Studio
- Cynthia Hyland
- compositor: Tippett Studio
- Diana Stulic Ibanez
- visual effects coordinator (as Diana Stulic)
- Gun Ho Jang
- assistant visual effects designer: Tippett Studio
- Julie Jaros
- match move supervisor
- Eric Jeffery
- puppet set-up: Tippett Studio
- Eric Jennings
- FX animator: Tippett Studio
- Sven Jensen
- modeler: Tippett Studio
- Krystin Johnson
- lighter: Tippett Studio / lighting technical director
- Darby Johnston
- software developer
- Kirk Jung
- matchmove artist: Tippett Studio (as Kirk Larkins)
- Michael Kaelin
- digital compositor
- Mel Kangleon
- color timer: PDI
- Sandy Kao
- puppet supervisor: Tippett Studio
- Mark Kauffman
- animator: PDI / digital artist: PDI
- Ken Kokka
- visual effects producer: Tippett Studio
- Peter Konig
- creature supervisor: Tippett Studio
- Pete Kozachik
- elements director of photography
- Zsolt Krajcsik
- senior technical director: color and lighting, SPI
- Scott Kravitz
- character animator: Tippett Studio
- Thomas Krebs
- visual effects assistant editor
- Ondrej Kubicek
- location data supervisor: Tippett Studio
- Daniel Kuehn
- production manager
- Mark Lambert
- look development: SPI
- Mike Larrabee
- lead painter
- Demetrius Leal
- FX animator: Tippett Studio
- Chris Ledesma
- roto artist: Tippett Studio
- Michele Xian Lee
- roto artist: Tippett Studio
- Phred Lender
- systems administrator: Tippet Studio
- Jennifer Leo
- visual effects editor (as Jennifer Taylor)
- Eric Leven
- cg supervisor: Tippett Studio
- Matt Linder
- digital compositor
- Randy Link
- animation
- Dave Loomis
- software developer: Tippett Studio
- Patrick Lowery
- character animator: Tippett Studio
- Keith MacGowan
- compositor: Tippett Studio
- Simon Maddocks
- digital artist: color and lighting, SPI
- Marco Marenghi
- animator / digital artist: PDI
- Rick Markle
- roto artist: Tippett Studio
- Eric Marko
- matchmove artist: Tippett Studio
- John McLaughlin
- cg chief painter
- Jim McVay
- compositing supervisor: Tippet Studio
- Alberto Menache
- character setup
- Michael A. Miller
- effects animator: Tippett Studio (as Michael Miller)
- Sean Mitchell
- post camera moves: Tippett Studio
- Stephanie Modestowicz
- FX animator: Tippett Studio
- Chris Morley
- roto artist: Tippett Studio
- Natalya Lissa Mortimer
- department coordinator: Tippett Studio
- Matthew Muntean
- puppet set-up: Tippett Studio
- Guido Muzzarelli
- match move artist
- Maks Naporowski
- animator
- John Nelson
- visual effects plate photography supervisor
- Audrey Newell
- visual effects painter
- Peter Newsome
- puppet set-up: Tippett Studio
- Betsy Nofsinger
- lighting lead: Tippett Studio (as Betsy McClung) / technical director sequence lead (as Betsy McClung)
- Steven Olds
- visual effects designer: creatures, Tippett Studio
- William Opdyke
- character animator: Tippett Studio
- Ethan Ormsby
- compositor: SPI (as Ethan A. Ormsby)
- Ease Owyeung
- visual effects: art
- Chris Paizis
- matchmove lead
- David Palmer
- texture painter
- Zoe Peck-Eyler
- compositor: Tippett Studio
- Maricela Perdomo
- modeler
- Frank Petzold
- co-visual effects supervisor: Tippett Studio
- Erik Pope
- visual effects production coordinator: PDI
- Athena Portillo
- visual effects production supervisor: Tippett Studio
- Jason Predock
- visual effects gaffer
- Steven Quinones-Colon
- technical director
- Søren Ragsdale
- lighting support: Tippett Studio
- Naomi Ruth Raine
- digital assistant coordinator: Tippett Studio (as Naomi Raine)
- Morgan Ratsoy
- digital character animator: Tippett studio
- Raine Reen
- roto artist: Tippett Studio
- Eric Reynolds
- animation supervisor: Tippett Studio (as Eric C. Reynolds)
- Tracey Roberts
- puppet set-up: Tippett Studio
- Matthew M. Robinson
- lighter: Tippett Studio (as Matthew Robinson)
- Ann M. Rockwell
- lighter: Tippett Studio
- Dennis Rogers
- first assistant camera: Tippett Studios / visual effects best boy electric
- Dan Rolinek
- modeler: Tippett Studio
- Jules Roman
- executive producer: Tippett Studio
- Charles Rose
- lighting supervisor: Tippett Studio
- Kevin Rose-Williams
- visual effects editor
- David Rosenthal
- digital film I/O supervisor: Tippett Studio
- Krzysztof Rost
- animator: PDI (as Krzysztof Rostek) / digital artist: PDI (as Krzysztof Rostek)
- Dan Rounek
- modeler: Tipppett Studio
- Neil Rubenstein
- match mover
- Alonzo Ruvalcaba
- head of production: Tippett Studio
- Karim Sahai
- compositor: Tippett Studio
- Vicki Saulls
- sculptor: Tippett Studios
- David Schaub
- character animator: SPI
- Thomas Schelesny
- lead character animator: Tippett Studio (as Thomas H. Schelesny)
- Jordu Schell
- creature shop supervisor: Tippett Studio
- Jason Schleifer
- animator: SPI
- Julien Schreyer
- lighter: Tippett Studio
- Sarah Schubart
- visual effects: co-editor
- Andrea Schultz
- digital rotoscope artist
- Anthony Scott
- character animator: Tippett Studio
- Eric Scott
- visual effects coordinator: SPI
- Jeff Shank
- lighting lead: Tippett Studio
- Qin Shen
- software developer: Tippett Studio
- Kevan Shorey
- machmove artist: SPI
- Sara Simon
- painter: Tippett Studio
- Young Song
- digital effects artist / painter: Tippett Studio
- Nancy St. John
- visual effects producer
- Stephen Stanton
- digital scanner operator: Tippett Studio
- David Stephens
- effects animator: SPI (as David J. Stephens)
- Russ Sueyoshi
- lead compositor: Tippett Studio
- Christine Sugrue
- elements producer: Tippett Studio
- Mark Tamny
- compositor: Tippett Studio
- Tim Teramoto
- effects animation supervisor: Tippett Studio
- Deborah Thomas
- data wrangler: Tippett Studio
- Paul G. Thuriot
- puppet set-up: Tippett Studio
- Phil Tippett
- visual effects supervisor
- Matthew Tomlinson
- digital color corrector: Tippett Studio
- Jordan Torrey
- visual effects grip
- Peter G. Travers
- cg supervisor: SPI
- Andy Trickel
- visual effects grip
- Bart Trickel
- elements supervisor
- Guerdon Trueblood
- compositor: Tippett Studio
- Melissa Tseng
- animator: PDI / digital artist: PDI
- Leslie Valentino
- production coordinator: visual effects
- Jimmy Valladao
- lighter: Tippett Studio (as Jim Valladao)
- David Van Dyke
- visual effects coordinator: Tippett Studio
- Bil Van Ness
- character animator: Tippett Studio
- Jcee Villadelgado
- visual effects: assistant accountant
- Kenneth Voss
- digital rotoscope artist: Tippett Studio (as Ken Voss)
- Barry Weiss
- senior staff
- Mark Wendell
- CG supervisor: PDI
- Shannon Wiggins
- animator: PDI (as Shannon Roy) / digital artist: PDI (as Shannon Roy)
- Erik Winquist
- compositor: PDI/DreamWorks
- Vicki Wong
- digital film I/O manager: Tippett Studio
- Adam Wood
- software developer: Tippett Studio
- Suzanne Niki Yoshii
- visual effects: accountant
- Dustin Zachary
- modeler
- J.J. Blumenkranz
- character technical director (uncredited)
- Liz Borges-Herzog
- production assistant: PDI/DreamWorks (uncredited)
- John Clinton
- digital producer: SPI (uncredited)
- Colin Epstein
- digital compositor: Tippett Studio (uncredited)
- Robert Gardiner
- 3d laser scanning (uncredited)
- Philip R. Garrett
- assistant visual effects editor: PDI/DreamWorks (uncredited)
- Jason M. Halverson
- digital compositor: Tippett Studio (uncredited)
- Taigne Hammock
- resource administrator (uncredited)
- Anthony Harris
- assistant color timer (uncredited)
- Matt Jacobs
- digital compositor (uncredited)
- Karen Jine
- visual effects production assistant (uncredited)
- Jeff A. Johnson
- digital compositor: Tippett Studio (uncredited)
- Jennifer Juen
- digital coordinator (uncredited)
- Joanie Karnowski
- matchmover (uncredited)
- Stephen Sobisky
- virtual effects project manager (uncredited)
- Christine Steele
- visual effects editor (uncredited)
- Joshua Viers
- rotoscoper (uncredited)