Cast (9)
Justin LongAlvin Seville (Voice)
Matthew Gray GublerSimon Seville (Voice)
Jesse McCartneyTheodore Seville (Voice)
Christina ApplegateBrittany Miller (Voice)
Anna FarisJeanette Miller (Voice)Vanessa BagdasarianEleanor Miller (voice)
Ross Bagdasarian Jr.Alvin Seville (Voice) / Simon Seville (Voice) / Dave Seville (Voice)
Janice KarmanTheodore Seville (voice) / Brittany Miller (voice) / Jeanette Miller (voice)Michael BagdasarianOfficer Dangus (voice) / Cheesy (voice)