Ross Bagdasarian Jr.
饰 Alvin / Simon / David Seville (voice)
Janice Karman
饰 Theodore / Tommy's Sister (voice)
弗兰克·维尔克
饰 Santa Claus / Doctor (voice)
Charles Berendt
饰 Clyde Crashcup (voice)
R.J. Williams
饰 Tommy Waterford (voice)
June Foray
饰 Mrs. Waterford / Mrs. Claus
