The main characters of the series:
- Allvin Seville: The leader of the Chipmunks, Alvin is the talented troublemaker of the group.
- Simon Seville: The tallest brother and an IQ just short of Einstein, Simon is the intelligent realist and the most responsible of the group.
- Theodore Seville: The youngest and chubbiest, Theodore is the cute innocent butterball of the group.
- David "Dave" Seville: The Chipmunks' adoptive father, song writer and manager, Dave's patience is tested nearly everyday by Alvin, usually to the point where he yells "ALVIN!!!"