导演 Betty Thomas

Toby 扎克瑞·莱维

Ian 戴维·克罗斯

Dave 杰森·李

Alvin (voice) 贾斯汀·朗

Simon (voice) 马修·格雷·古柏勒

Theodore (voice) Jesse McCartney

Eleanor (voice) 艾米·波勒

Jeanette (voice) 安娜·法瑞丝

Brittany (voice) 克里斯蒂娜·阿普尔盖特

Dr. Rubin 溫蒂·馬利克

Julie Anjelah Johnson-Reyes

Aunt Jackie 凯瑟琳·茱斯顿

Ryan 凯文·施密特

Xander 克里斯·沃伦

Becca Bridgit Mendler

Emily 艾米·卡雷罗

Valentina 亚历山德拉·希普

Emcee Gregg Binkley

Charice Pempengco Jake Zyrus

Doctor 伯纳德·怀特

Nurse Adele Jacques

Airline Rep 喬伊·奧斯曼斯基

Agent Archie Hahn

Paramedic Lanny Joon

Jeremy 白兰度·伊顿

Honor Society Michael Bruno

Honor Society Andrew Lee Schmidt

Honor Society Alexander Noyes

Honor Society Jason Rosen

Screaming Fan Ali Mikles

Digger the NASCAR Gopher (voice) 埃里克·鲍扎

Meerkat Manor Narrator (voice) 西恩·奥斯汀

Chipmunk Dancer Marty Dew

Chipmunk Dancer Richy Jackson

Chipmunk Dancer Mihran Kirakosian

Chipette Dancer Janelle Ginestra

Chipette Dancer Thomasina Gross

Chipette Dancer Rachele Brooke Smith

Li'l Rosero 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

Cheerleader (uncredited) Brittany Anne Pirtle

Alvin (singing voice) (uncredited) Ross Bagdasarian Jr.

Theodore / The Chipettes (singing voice) (uncredited) Janice Karman

Eleanor - Performer (voice) (uncredited) Courtney Platt

Simon Dance Double (uncredited) Gee Alexander

Football Referee (uncredited) Mark Alkofer

Principal Dancer (uncredited) Tallie Brinson

Cheerleader (uncredited) Ericka Clevenger

Dodgeball Player (uncredited) Sean Decker

Cheerleader (uncredited) Sarah Fontenot

Charice Bassist (uncredited) Paul Gonzales

High School Student (uncredited) David Lautman

Dancer (uncredited) Casper Smart