Mary Kay Bergman

Active - 1989 - 2015  |   Born - Jun 6, 1961   |   Died - Nov 11, 1999   |   Genres - Comedy, Children's/Family, Musical

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Voice-over artist Mary Kay Bergman (who was also frequently billed as Shannen Cassidy) gained her greatest level of fame with her involvement in the wildly popular South Park animated cable television series. Bergman gave voice to just about all of the female characters on the show. She died in late 1999, at the age of 38.

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