Ross Bagdasarian, Jr.

Alvin Seville / Simon Seville / Dave Seville (voice)

Dee Bradley Baker

Tour Guide (voice)

Michael Bell

Dr. Frankenstein (voice)

Mary Kay Bergman

Mother (voice)

Janice Karman

Theodore Seville (voice)

Jim Meskimen

Mr. Yesman (voice)

Kevin Michael Richardson

Bud Wiley (voice)

Frank Welker

The Monster (voice)