贾斯汀·朗
Justin Long
饰：阿尔文 Alvin
马修·格雷·古柏勒
Matthew Gray Gubler
饰：西蒙 Simon
杰西·麦卡尼
Jesse Abraham Arthur McCartney
饰：西奥多 Theodore
杰森·李
Jason Lee
饰：戴夫 Dave
大卫·克罗斯
David Cross
饰：伊恩 Ian
卡梅隆·理查德森
Cameron Richardson
饰：克莱尔 Claire
简·林奇
Jane Lynch
饰：盖尔 Gail
Kira Verrastro
Kira Verrastro
饰：女实习生＃ 3 Female Intern #3
维罗妮卡 阿里希诺
Veronica Alicino
饰：艾米 Amy
贝丝·涅斯格拉夫
Beth Riesgraf
饰：Mother in Store
安德莱内·列诺斯
Adriane Lenox
饰：Vet
Allison Karman
Allison Karman
饰：女实习生＃ 1 Female Intern #1
Don Tiffany
饰：Engineer
Lorne Green
Lorne Green
饰：Director
Tiara Parker
Tiara Parker
饰：女实习生＃ 2 Female Intern #2
凯文 西蒙斯
Kevin Symons
饰：Ted
Frank Maharajh
Frank Maharajh
饰：Barry
Heaven Lee Porteous Jent
Heaven Lee Porteous Jent
饰：Hot Girl (uncredited)
Lisa Lee
Lisa Lee
饰：Band Member (uncredited)
Christopher Recupito Rossi
饰：Dancer (uncredited)
杰米尔·萨莱姆
Jameel Saleem
饰：Band Roadie (uncredited)
Chris Classic
Chris Classic
饰：DJ
Rosero McCoy
Rosero McCoy
饰：Choreographer
Alexis Boyd
Alexis Boyd
饰：Dancer (as Alexis A. Boyd)
Criscilla Crossland
Criscilla Crossland
饰：Dancer
Kyndra Reevey
Kyndra Reevey
饰：Dancer (as Kyndra 'Binkie' Reevey)
Colette Claire
饰：Bass Player (uncredited)
Maria Zambrana
Maria Zambrana
饰：Afterparty Patron (uncredited)
Brianna Womick
Brianna Womick
饰：Girl Hit by Stuffed Chipmunk (uncredited)
Kevin Fung
饰：Boy at the Grocery Store (uncredited)
托尼·斯威夫特
Tony Swift
饰：Roadie (uncredited)
Sommer Fehmel
Sommer Fehmel
饰：Fan (uncredited)
珍妮丝·卡门
Janice Karman
饰：Theodore (singing voice)
梅兰妮·刘易斯
Melanie Lewis
饰：Dancer
Jay Bird
饰：Concert Guest 'Cowboy' (uncredited)
小罗斯·巴达塞里安
Ross Bagdasarian Jr.
饰：Alvin (singing voice)
尼克·德拉戈
Nick Drago
饰：Dancer
Xian Mikol
Xian Mikol
饰：Maid (uncredited)
Steve Vining
Steve Vining
饰：Simon (singing voice)
Karen-Marie Ali
Karen-Marie Ali
饰：Office Worker (uncredited)
娜塔莉·科恩
Natalie Cohen
饰：Poolside Girl (uncredited)
Melanie Stephens
Melanie Stephens
饰：Dancing DJ (uncredited)
Jillian Barberie
饰：Herself
瑟莉丝堤娜
Celestina
饰：Dancer
克里斯多夫·斯科特
Christopher Scott
饰：Dancer
奥利弗·缪黑德
Oliver Muirhead
饰：Butler
艾琳·钱伯斯
Erin Chambers
饰：Press Coordinator
Kevin Fisher
饰：Dancer
杰登·伦德
Jayden Lund
饰：Security Guard
Miss Prissy
Miss Prissy
饰：Dancer (as Marquisa Gardner)
Laura Edwards
Laura Edwards
饰：Dancer
Tucker Barkley
Tucker Barkley
饰：Dancer
Michelle Maniscalco
Michelle Maniscalco
饰：Dancer (as Michelle 'Jersey' Maniscalco)
Bryan Gaw
Bryan Gaw
饰：Dancer
Greg 'G-Spot' Siebel
Greg 'G-Spot' Siebel
饰：Photographer (as Greg Siebel)
Axel Alba
Axel Alba
饰：Spanish Doll
Adam Riancho
Adam Riancho
饰：French Doll
孔祥艾
Xiang'ai Kong
姜广涛
Guangtao Jiang
大卫·克洛斯
David Cross
饰：主演
克里斯蒂娜·艾伯盖特
Christina Applegate
饰：Brittany
安娜·法瑞丝
Anna Faris
饰：Jeanette