Reparto (24)
Bumper RobinsonChipmunks (voice)
Harold GouldOld Denahi (voice)
Joaquin PhoenixKenai (voice)
Jeremy SuarezKoda (voice)
Jason RaizeDenahi (voice)
Rick MoranisRutt (voice)
Dave ThomasTuke (voice)
D. B. SweeneySitka (voice)
Joan CopelandTanana (voice)
Michael Clarke DuncanTug (voice)Paul ChristieRam #1 (voice)
Danny MastrogiorgioRam #2 (voice)
Pauley PerretteFemale Lover Bear (voice)
Estelle HarrisOld Lady Bear (voice)
Greg ProopsMale Lover Bear (voice)
Darko CesarForeign Croatian Bear (voice)
Angayuqaq Oscar KawagleyInuit Narrator (voice)
Sherry LynnAdditional Voice (voice)
Mickie McGowanAdditional Voice (voice)
Debi DerryberryAdditional Voices (voice)
Patrick PinneyAdditional Voices (voice)
Frank WelkerAdditional Voices (voice) (uncredited)
Kad MeradAdditional Voices (voice)
Aria Noelle Curzon(uncredited)Arte
Equipo
- Byron Howardsupervising animator
- Donald Dowdspecial effects
- Mark Bindersound design assistant
- Ruben A. Aquinosupervising animator
- Leslie Moespost production supervisor
- Bérénice Robinsonpost-production manager
- Alex Kupershmidtsupervising animator
- Earl Coffmancompositors
- Christopher W. Geetechnical supervisor
- James Young Jacksonsupervising animator
- Scott Kersavagecgi supervisor
Dirección
Montaje
- Tim MertensMontaje
- Jeff Draheimassociate editor
- Chris DeLaGuardiacolor timer
- Mary Beth Smithnegative cutter
- Bruce Tauschercolor timer
- Rick Mackaynegative cutter
- Brion McIntoshfirst assistant editor
Producción
- Mary Hidalgocasting
- Matthew Jon Beckcasting
- Igor Khaitassociate producer
- Chuck WilliamsProductor
- Bruce Andersonproduction manager
- Stephanie Mendozaproduction accountant
Sonido
- Richard L. Andersonsupervising sound effects editor
- Mark Mancinaoriginal music composer
- Phil Collinsoriginal music composer
- Phil Collinssongs
- Dave Metzgerorchestrator
- Mike Chocksupervising sound effects editor
- Earl Ghaffarimusic editor
- Piero Muraadr editor
- Petra Bachadr supervisor
- Steve Leesound effects editor
- Reuben Simonfoley editor
Efectos visuales
- Broose Johnsonlead animator
- Darko Cesaranimation
- Paul A. Felixvisual development
- Jason Booseanimation
- Matt Whitlockanimation manager
- Bill Perkinsvisual development
- Travis Blaiseanimation
- Hans Bachervisual development
- Marcelo Vignalivisual development
- Jonathan Annandanimation
- Richie Chavezvisual development
- Douglas Hendersonvisual development
- Xiangyuan Jievisual development
- Sai Ping Lokvisual development
- Franc Reyesvisual development
- Harald Siepermannvisual development
- Terryl Whitlatchvisual development
- Rune Brandt Bennickecharacter designer
- Rune Brandt Bennickelead animator
- Robert O. Corleyanimation
- Garrett Wrenvisual effects supervisor
- Tony Stanleylead animator
- Anthony Wayne Michaelslead animator
- Tom Gatelylead animator
- Gregg Azzopardianimation
- Robert Bryananimation
- Don Crumanimation
- Steve Masonanimation
- Branko Mihanovicanimation
- Jean-Claude Trananimation
- John Webberanimation
- Ian Whiteanimation
- Sasha Dorogovanimation
- Trey Finneyanimation
- Sarah Mercey-Booseanimation
- Dominic M. Carolaanimation
- Theodore Anthony Lee Tyanimation
- Michael Benetanimation
- John E. Hurstanimation