Isabel Sanford

Isabel Sanford was an American actress and comedienne, best known for her role as Louise "Weezy" Jefferson in the CBS sitcoms, All in the Family and The Jeffersons. Her last role was voicing a caricuture of herself in an episode of the animated, The Simpsons (starring Dan Castellaneta).

Sanford died of natural causes in 2004, at the age of 86.

A Pup Named Scooby-Doo
Grouped under "Voices" for every episode for season 1.