Zachary Levi

Toby

David Cross

Ian

Jason Lee

Dave

Justin Long

Alvin (voice)

Matthew Gray Gubler

Simon (voice)

Jesse McCartney

Theodore (voice)

Amy Poehler

Eleanor (voice)

Anna Faris

Jeanette (voice)

Christina Applegate

Brittany (voice)

Wendie Malick

Dr. Rubin

Anjelah Johnson-Reyes

Julie

Kathryn Joosten

Aunt Jackie

Kevin G. Schmidt

Ryan

Chris Warren

Xander

Bridgit Mendler

Becca

Aimee Carrero

Emily

Alexandra Shipp

Valentina

Gregg Binkley

Emcee

Jake Zyrus

Charice Pempengco

Bernard White

Doctor

Adele Jacques

Nurse

Joy Osmanski

Airline Rep

Archie Hahn

Agent

Lanny Joon

Paramedic

Brando Eaton

Jeremy

Michael Bruno

Honor Society

Andrew Lee Schmidt

Honor Society

Alexander Noyes

Honor Society

Jason Rosen

Honor Society

Ali Mikles

Screaming Fan

Eric Bauza

Digger the NASCAR Gopher (voice)

Sean Astin

Meerkat Manor Narrator (voice)

Marty Dew

Chipmunk Dancer

Richy Jackson

Chipmunk Dancer

Mihran Kirakosian

Chipmunk Dancer

Janelle Ginestra

Chipette Dancer

Thomasina Gross

Chipette Dancer

Rachele Brooke Smith

Chipette Dancer

Ryan Conferido

Li'l Rosero Dancer

Hokuto 'Hok' Konishi

Li'l Rosero Dancer

Ryan Feng

Li'l Rosero Dancer

D-Trix

Li'l Rosero Dancer

Brian Hirano

Li'l Rosero Dancer

Steve Terada

Li'l Rosero Dancer

Victor Kim

Li'l Rosero Dancer

Brittany Anne Pirtle

Cheerleader (uncredited)

Ross Bagdasarian, Jr.

Alvin (singing voice) (uncredited)

Janice Karman

Theodore / The Chipettes (singing voice) (uncredited)

Courtney Platt

Eleanor - Performer (voice) (uncredited)

Gee Alexander

Simon Dance Double (uncredited)

Mark Alkofer

Football Referee (uncredited)

Tallie Brinson

Principal Dancer (uncredited)

Ericka Clevenger

Cheerleader (uncredited)

Sean Decker

Dodgeball Player (uncredited)

Sarah Fontenot

Cheerleader (uncredited)

Paul Gonzales

Charice Bassist (uncredited)

David Lautman

High School Student (uncredited)

Casper Smart

Dancer (uncredited)

Andrew 'Drew' Thompson

Stadium Announcer (uncredited)

Marcia Hinds

Production Design

Julianne Jordan

Music Supervisor

Alexandra Welker

Costume Design

Juel Bestrop

Casting

Seth Yanklewitz

Casting

Leigh Shanta

Unit Production Manager

Michele Imperato Stabile

Unit Production Manager

Rosero McCoy

Choreographer

John Moio

Stunt Coordinator

Bo Johnson

Art Direction

Justin Elterman

Graphic Designer

Karen Agresti

Set Decoration

Paul Sonski

Set Designer

David Lombard

Leadman

Jaimie Trueblood

Still Photographer

Glenn Brown

Steadicam Operator

Willie D. Burton

Sound Mixer

Gary A. Theard

Boom Operator

Rebecca Robertson

Script Supervisor

Steven R. Mathis

Gaffer

Raman Rao

Rigging Gaffer

Ron Tondreau

Key Grip

Julie-Marie Robar

Costume Supervisor

Cheri Minns

Makeup Department Head

Elena Arroy

Key Makeup Artist

Maggie Elliott

Makeup Artist

Lori McCoy-Bell

Hair Department Head

Merribelle Anderson

Key Hair Stylist

Jules Carideo

Production Coordinator

Alan E. Lorimer

Special Effects Supervisor

Lars Petersen

Construction Coordinator

David 'Goldy' Goldsmith

Video Assist Operator

Galen Goodpaster

First Assistant Sound Editor

Mildred Iatrou

Supervising Sound Editor

Michael J. Benavente

Supervising Sound Editor

Gary C. Bourgeois

Sound Re-Recording Mixer

Michael Keller

Sound Re-Recording Mixer

Doug Jackson

Sound Effects Editor

Chuck Michael

Sound Effects Editor

Nancy MacLeod

Sound Effects Editor

R.J. Kizer

ADR Editor

Michael Axinn

ADR Editor

Laura Graham

ADR Editor

John Murray

Foley Supervisor

Scott Curtis

Foley Editor

Alicia Stevenson

Foley Artist

Dawn Fintor

Foley Artist

David Betancourt

Foley Mixer

Christine Sirois

Sound Recordist

Tim Lauber

Sound Recordist

Jesse Johnstone

Sound Recordist

David Lucarelli

Sound Recordist

Tim Gomillion

Sound Recordist

Dan DiPrima

Supervising Music Editor

Jeff Carson

Music Editor

Betty Thomas

Director

Jon Vitti

Writer

Jonathan Aibel

Writer

Glenn Berger

Writer

Ross Bagdasarian

Characters

Ross Bagdasarian, Jr.

Producer

Janice Karman

Producer

Michele Imperato Stabile

Executive Producer

Arnon Milchan

Executive Producer

Steve Waterman

Executive Producer

David Newman

Original Music Composer

Matthew Friedman

Editor

Michael Doherty

Stand In

Guy Bar'ely

Animation

Julie D'Antoni

Visual Effects

Karen Rosenfelt

Executive Producer

Steven Lambert

Stunts

Anthony B. Richmond

Director of Photography

Charles Crivier

Key Grip