Cast
Jason Lee
Dave
David Cross
Ian
Cameron Richardson
Claire
Jane Lynch
Gail
Justin Long
Alvin (voice)
Matthew Gray Gubler
Simon (voice)
Jason Lee
Dave
David Cross
Ian
Cameron Richardson
Claire
Jane Lynch
Gail
Justin Long
Alvin (voice)
Matthew Gray Gubler
Simon (voice)
Jesse McCartney
Theodore (voice)
Allison Karman
Female Intern 1
Tiara Parker
Female Intern 2
Kira Verrastro
Female Intern 3
Veronica Alicino
Amy
Beth Riesgraf
Mother in Store
Adriane Lenox
Vet
Don Tiffany
Engineer
Lorne Green
Director
Kevin Symons
Ted
