Character Name : David Seville / Alvin Seville / Simon Seville (voice)

Original Name : Ross Bagdasarian, Jr.

Gender : Male

Character Name : Theodore / Brittany / Jeanette / Eleanor (voice)

Original Name : Janice Karman

Gender : Male

Character Name : Miss Rebecca Miller (voice)

Original Name : Dody Goodman

Gender : Female

Character Name : Claudia Furschtien (voice)

Original Name : Susan Tyrrell

Gender : Female

Character Name : Klaus Furschtien (voice)

Original Name : Anthony De Longis

Gender : Male

Character Name : Sophie / Native Chief / Baby Penguin / Additional Voices (voice)

Original Name : Frank Welker

Gender : Male

Character Name : Arabian Prince (voice)

Original Name : Nancy Cartwright

Gender : Female

Character Name : Additional Voices (voice)

Original Name : Philip L. Clarke

Gender : Male

Character Name : Inspector Jamal (voice)

Original Name : Ken Sansom

Gender : Male

Character Name : Additional Voices (voice)

Original Name : George Poulos

Gender : Male

Character Name : Additional Voices (voice)

Original Name : Charlie Adler

Gender : Male

Character Name : Additional Voices (voice)

Original Name : Patrick Pinney

Gender : Male

Character Name : Additional Voices (voice; uncredited)

Original Name : Jack Angel

Gender : Male

Character Name : Additional Voices (voice; uncredited)

Original Name : Mel Blanc

Gender : Male

Character Name : Additional Voices (voice; uncredited)

Original Name : Laura Summer

Gender : Female