- Joel Aron
- digital production supervisor: ILM (3D version 2006)
- Gordon Baker
- effects animator
- Jon Berg
- mold maker
- Bill Boes
- model maker
- Nick Bogle
- model maker
- Scott Bonnenfant
- assistant animator (as Sxott Bonnenfant)
- Dave Bossert
- snow animation: Walt Disney Feature Animation
- Jeff Brewer
- model maker
- Mike Cachuela
- effects animator (as Miguel Domingo Cachuela)
- Daniel Campbell
- production assistant
- Thomas Cardone
- effects color timing and paint: Walt Disney Feature Animation
- Nicholas Cerniglia
- digital artist: RotoFactory, Inc. (3D version 2006)
- Cori Chan
- prep/roto artist
- Kai Chang
- assistant technical director: ILM (3D version 2006)
- Eric D. Christensen
- senior staff: RotoFactory, Inc. (3D version 2006)
- Julie Creighton
- visual effects coordinator (3D version 2006)
- Melissa De Santis
- visual effects production assistant (3D version 2006)
- Randal M. Dutra
- key sculptor of stop motion models
- Janeen Elliott
- 3D digital artist: ILM
- Joel Friesch
- model maker
- Greg Gilmore
- Inferno artist: ILM (3D version 2006)
- Rich Grande
- digital artist: RotoFactory Inc. (3D version 2006)
- Chris R. Green
- effects animator (as Chris Green)
- Michael Grivett
- mold maker assistant (as Mike Grivett)
- Tyler Ham
- layout artist: ILM (3D version 2006)
- Trevor Hazel
- digital artist (3D version 2006)
- Michael Hinton
- additional optical effects: Interformat
- Sherry Hitch
- digital artist: ILM (3D version 2006)
- Rebecca House
- assistant model maker
- Adam Howard
- inferno artist: ILM (3D version 2006)
- Shirley Hsiao
- production accountant (3D version 2006)
- Andreas Jablonka
- rotoscope artist (3D version 2006)
- Erik Jensen
- mold maker
- Mike Jobe
- mold maker (as Michael Jobe)
- Pamela Kibbee
- assistant model maker
- Aaron Kohr
- assistant model maker
- Pete Kozachik
- visual effects supervisor
- Derek Krauss
- rotoscope artist (3D version 2006)
- Donna Lanasa
- digital artist: ILM (3D version 2006)
- John M. Levin
- digital artist: ILM (3D version 2006)
- Victoria Lewis
- mold maker (as Victoria B. Lewis)
- Paula Lucchesi
- model maker
- Sean MacKenzie
- stereoscopic artist
- Tia L. Marshall
- digital stereo artist (3D version 2006)
- Will McCoy
- digital artist: ILM
- Phil 'Captain 3D' McNally
- stereoscopic supervisor (3D version 2006)
- Tory Mercer
- digital artist (3D version 2006)
- Chris Mitchell
- lead technical animator: ILM (as Christopher Mitchell) (3D version 2006)
- Robert Molholm
- technical support (3D version 2006)
- Aaron Muszalski
- digital artist (3D version 2006)
- C. Andrew Nelson
- digital effects artist: RotoFactory, Inc. (3D version 2006)
- Marla Newall
- layout artist: ILM (3D version 2006)
- Ken Nielsen
- digital artist (special version)
- Ben O'Brien
- digital artist: ILM (3D version 2006)
- Jeffrey Odell
- digital artist: ILM (3D version 2006)
- Michael Parkinson
- conform editor: 3D
- Bruce Powell
- lead digital artist: ILM 3D Version
- Tony Preciado
- mold maker assistant
- Jerome Ranft
- assistant model maker
- John Reed
- mold maker supervisor (as John A. Reed III)
- Marc Ribaud
- model maker
- Grover Richardson
- roto artist: Evil Eye Pictures (3D version 2006)
- Mitchell Romanauski
- model shop supervisor (as Mitch Romanauski)
- Rob Ronning
- mold maker
- Dino Salee
- roto artist: Evil Eye Pictures (3D version 2006)
- Nicole Samarron
- digital artist: Disney Digital 3D
- Brad Schaider
- stereoscopic digital artist
- Frederic Schmidt
- digital artist: ILM (3D version 2006)
- Chad Schott
- digital artist (3D version 2006)
- Rene Segura
- digital artist: ILM (3D version 2006)
- Tefft Smith
- digital effects artist (3D version 2006)
- Tom St. Amand
- armature supervisor
- Nathan Stanton
- assistant animator
- Chad Taylor
- digital artist: ILM (3D version 2006)
- Radley Teruel
- digital artist: RotoFactory Inc. (3D version 2006)
- Meghan Thornton
- digital artist (3D version 2006)
- Alan Travis
- digital artist (3D version 2006)
- Wim Van Thillo
- mold maker
- Ariel Velasco-Shaw
- digital effects supervisor: Walt Disney Feature Animation (as Ariel Velasco Shaw)
- Harry Walton
- additional optical effects: Image FX
- Pablo Wang
- digital artist (3D version 2006)
- Talmage Watson
- digital artist (3D version 2006)
- Loretta Weeks
- cel painter (as Loretta A. Asbury)
- Eddy Wong
- visual effects (3D version 2006)
- Victor Wong
- visual effects (3D version 2006)
- Nick Woo
- technical support: ILM (3D version 2006)
- Shuichi Yoshida
- digital artist: RotoFactory (3D version 2006)
- Scott Younkin
- digital artist: ILM (3D version 2006)
- Al Bailey
- digital artist (uncredited)
- Katharine Baird
- digital rotoscope and paint artist (uncredited)
- Mario Capellari
- digital artist (uncredited)
- Peter Chesloff
- digital artist (uncredited)
- Stephen D. Childs
- digital artist: Evil Eye Pictures (uncredited)
- Ronnie Cleland
- roto artist (uncredited)
- Scott David
- compositor (uncredited)
- Mark Friedman
- digital artist (3D version 2006) (uncredited)
- David Gottlieb
- digital artist (uncredited)
- Michael Honrada
- digital artist: Roto Factory (3D version 2006) (uncredited)
- Amanda Instone
- digital artist (uncredited)
- Christopher Ivins
- stereoscopic digital artist (uncredited)
- Greg Maloney
- lead stereographer: ILM (uncredited)
- Megan McDonald
- visual effects coordinator (3D version 2006) (uncredited)
- Michelle Motta
- digital paint & rotoscope artist (uncredited)
- Jeffrey Odell
- visual effects production and technical support (uncredited)
- Winston Quitasol
- optical line-up (uncredited)
- Rebecca Ramsey
- visual effects executive producer: Look Effects (uncredited)
- Spencer Reynolds
- digital artist (uncredited)
- Panneer Selvam
- stereo roto artist: FrameFlow (uncredited)
- Anthony Shafer
- stereoscopic lead (uncredited)
- Russ Sueyoshi
- Digital Effects Supervisor (3D version 2006) (uncredited)
- Sukumaran Lalithambika Vijin
- rotoscope artist (uncredited)
- Eric Voegels
- digital stereo artist: ILM (3D version 2006) (uncredited)
- Jeff White
- digital artist: ILM (uncredited)
