Mona Morticia Ianotti, simply and better known as Mona Marshall (born August 31, 1947) is an American voice actress, known for her work in a number of cartoons, anime, movies and video games. Her major credits include "South Park", where she voices many of the female characters on the show; "Fraggle Rock: The Animated Series", "CBS Storybreak" and "Digimon". She has also appeared on stage in television shows such as "Cheers" and "Who's the Boss?".