The Chipmunks and the Chipettes go head to head in a hot air balloon race, and the winner gets $100,000. Unbeknownst to the participants, the "race" is actually a diamond smuggling ring!
David Seville / Alvin Seville / Simon Seville (voice)
Ross Bagdasarian, Jr.
Theodore / Brittany / Jeanette / Eleanor (voice)
Janice Karman
Miss Rebecca Miller (voice)
Dody Goodman
Claudia Furschtien (voice)
Susan Tyrrell
Klaus Furschtien (voice)
Anthony De Longis
Sophie / Native Chief / Baby Penguin / Additional Voices (voice)
Frank Welker
Arabian Prince (voice)
Nancy Cartwright
Additional Voices (voice)
Philip L. Clarke
Inspector Jamal (voice)
Ken Sansom
Additional Voices (voice)
George Poulos
Additional Voices (voice)
Charlie Adler
Additional Voices (voice)
Patrick Pinney
Additional Voices (voice; uncredited)
Jack Angel
Additional Voices (voice; uncredited)
Mel Blanc
Additional Voices (voice; uncredited)
Laura Summer