"A struggling songwriter named Dave Seville finds success when he comes across a trio of singing chipmunks: mischievous leader Alvin, brainy Simon, and chubby, impressionable Theodore."
Jason Lee
as Dave
David Cross
as Ian
Cameron Richardson
as Claire
Jane Lynch
as Gail
Justin Long
as Alvin (voice)
Matthew Gray Gubler
as Simon (voice)
Jesse McCartney
as Theodore (voice)
Allison Karman
as Female Intern 1
Tiara Parker
as Female Intern 2
Kira Verrastro
as Female Intern 3
Veronica Alicino
as Amy
Beth Riesgraf
as Mother in Store
Adriane Lenox
as Vet
Don Tiffany
as Engineer
Lorne Green
as Director
Kevin Symons
as Ted
Frank Maharajh
as Barry
Greg 'G-Spot' Siebel
as Photographer
Oliver Muirhead
as Butler
Jayden Lund
as Security Guard
Erin Chambers
as Press Coordinator
Jillian Warry Barberie
as Jillian Reynolds
Chris Classic
as DJ
Adam Riancho
as French Doll (voice)
Axel Alba
as Spanish Doll (voice)
Rosero McCoy
as Choreographer
Alexis Boyd
as Dancer
Criscilla Anderson
Kevin Fisher
Kyndra Reevey
Tucker Barkley
Celestina Aladekoba
Laura Edwards
Christopher Scott
Miss Prissy
Bryan Gaw
Michelle Maniscalco
Nick Drago
Melanie Lewis
Natalie Cohen
as Poolside Girl (uncredited)
Ross Bagdasarian, Jr.
as Alvin (singing voice) (uncredited)
Janice Karman
as Theodore (singing voice) (uncredited)
Lisa Mason Lee
as Band Member (uncredited)
Meghan Noone
as Alvin's Fan (uncredited)
Chris Rossi
as Dancer (uncredited)
Jameel Saleem
as Band Roadie (uncredited)
Melanie Stephens
as Dancing DJ (uncredited)
Leigh Shanta
Unit Production Manager
Michele Imperato Stabile
Michele Panelli-Venetis
Associate Producer
John Moio
Stunt Coordinator
John Robotham
Stunts
George Fisher
Charlie Daboub
Art Direction
Anne D. McCulley
Set Decoration
Lissette Schettini
Assistant Art Director
Sharon E. Alshams
Set Designer
Evelyne Barbier
Emily A. Wilson
Art Department Coordinator
Ilana Gordon
Set Decorating Coordinator
Jaimie Trueblood
Still Photographer
David MacMillan
Production Sound Mixer
Perry Dodgson
Boom Operator
Kevin E. Patterson
Utility Sound
Rebecca Robertson
Script Supervisor
Paul Massey
Sound Mixer
David Giammarco
Shane D. Kelly
Gaffer
Cheri Minns
Makeup Department Head
Peggy Teague
Makeup Artist
Toni-Ann Walker
Hair Department Head
Mildred Iatrou
Supervising Sound Editor
Susan Dawes
Doug Jackson
Sound Effects Editor
John Murray
Foley Supervisor
Scott Curtis
Foley Editor
Christopher Flick
Gloria D'Alessandro
Dialogue Editor
Michael Axinn
ADR Editor
R.J. Kizer
Galen Goodpaster
First Assistant Sound Editor
Alicia Stevenson
Foley Artist
Dawn Fintor
David Betancourt
Foley Mixer
Tim Gomillion
Sound Recordist
Dennis Rogers
Gary Burritt
Negative Cutter
Harry Muller
Color Timer
Todd Shifflett
Visual Effects Supervisor
Tim Hill
Director
Producer
Ross Bagdasarian
Karen Rosenfelt
Executive Producer
Arnon Milchan
Steve Waterman
Peter Lyons Collister
Director of Photography
Richard Holland
Production Design
Peter E. Berger
Editor
Ali Dee
Songs
Alexandra Welker
Costume Design
Mindy Marin
Casting
Characters
Dan Haring
Lighting Technician
Justin Hammond
Brett Paton
Animation
Joel Foster
Angelo Libutti
Christian Wood
Digital Compositor
Armen Ksajikian
Musician
Julianne Jordan
Music Supervisor
Christopher Lennertz
Original Music Composer
Chris Viscardi
Screenplay
Will McRobb
Jon Vitti
Story
Debbie Evans
George Atamian
Set Dresser
Emily Ferry
Property Master
Robert E. Knight
Set Painter
Craig T. Shordon
Tom Brown
Music Arranger