1961Born, Los Angeles
52Credits
Mary Kay Bergman (June 5, 1961 – November 11, 1999), also credited as Shannen Cassidy, was an American voice actress and voice-over teacher. Bergman was the lead female voice actress on South Park from the show's 1997 debut until her death. Throughout her career, Bergman performed voice work for over 400 television commercials and voiced over 100 cartoon, film, and video game characters. Born in Los Angeles, Bergman had an interest in fantasy and animation early in her life. She acted in plays during high school and also studied theater at University of California, Los Angeles (UCLA). After struggling to secure on-screen acting jobs, she began taking work as a voice-over actress. In 1989,…
Known for
Toy Story 2Additional Voices (voice)
Beauty and the BeastBimbette (voice)
MulanAdditional Voices (voice)
HerculesEarthquake Lady (voice)
The Iron GiantAdditional Voices (voice)2007Christmas Time in South ParkSheila Broflovski / Shelley Marsh (voice)Movie
2002Balto: Wolf QuestFox / Wolverine 3Movie
2001Lady and the Tramp II: Scamp's AdventureSi (voice)Movie
2001Jay Jay the Jet Plane60 episodesShow
2000Bob's VideoLady in Red / Telephone Voice / Radio Dispatcher (voice)Movie
2000The Life & Adventures of Santa ClausMartha / Nymph (voice)Movie
2000Scooby-Doo/Courage the Cowardly Dog Scare-A-ThonDaphne Blake (voice)Movie
2000Scooby-Doo and the Alien InvadersDaphne Blake (voice) · In Memory OfMovie
2000Buzz Lightyear of Star CommandAlien Mom / Alien Kid (voice) · 1 episodeShow
2000Maxine's Christmas CarolDoris Lundquist / Frieda / Little Frieda / Bully (voice)Movie
1999Snowden's Christmas(voice)Movie
1999The Scooby-Doo ProjectDaphne Blake (voice)Movie
1999Toy Story 2Additional Voices (voice)Movie
1999Scooby-Doo! and the Witch's GhostDaphne (voice)Movie
1999Alvin and the Chipmunks Meet FrankensteinMother (voice)Movie
1999The Big Guy and Rusty the Boy Robot2 episodesShow
1999The Iron GiantAdditional Voices (voice)Movie
1999Deep Blue SeaParrot (voice) (uncredited)Movie
1999South Park: Bigger, Longer & UncutLiane Cartman / Sheila Broflovski / Sharon Marsh / Carol McCormick / Wendy Testaburger / Clitoris / Additional Voices (voice)Movie
1999Scooby-Doo's Greatest MysteriesDaphne (voice)Movie
1998Scooby-Doo! Behind the ScenesDaphne Blake (voice) · 8 episodesShow
1998Scooby-Doo on Zombie IslandDaphne Blake (voice)Movie
1998The Secret Files of the Spy Dogs44 episodesShow
1998Oh Yeah! CartoonsTimmy Turner (voice) · 10 episodesShow
1998MulanAdditional Voices (voice)Movie
1998Batman & Mr. Freeze: SubZeroBarbara Gordon / Batgirl (voice)Movie
1997Annabelle's WishHens (voice)Movie
1997Cow and ChickenSandy (voice) · 1 episodeShow
1997Extreme Ghostbusters1 episodeShow
1997South ParkLiane Cartman / Wendy Testaburger / Sharon Marsh / Sheila Broflovski (voice) · 48 episodesShow
1997I Am WeaselSandy (voice) · 1 episodeShow
1997Johnny Bravo1 episodeShow
1997HerculesEarthquake Lady (voice)Movie
1997AnastasiaOlga/Empress AlexandraMovie
1997HerculesHera (voice) / Iphicles (voice) / Princess Arianna (voice) (uncredited)Movie
1996The Kitchen CasanovaDoris (voice)Movie
1996Ellen's Energy AdventureFemale WNRG Newscaster (voice)Movie
1996The Hunchback of Notre DameQuasimodo's Mother (voice)Movie
1996The Fantastic Voyages of Sinbad the Sailor26 episodesShow
1995What a Cartoon!Doris (voice) · 1 episodeShow
1994The Bears Who Saved Christmas: Christopher & HollyHolly (voice)Movie
1994Fantastic FourPrincess Anelle (voice) · 1 episodeShow
1994The TickOttoman (voice), Ants / Secretary (voice) · 1 episodeShow
1992The Little MermaidArista (voice) · 31 episodesShow
1991Beauty and the BeastBimbette (voice)Movie
1991RugratsSpokes / Friendly Boy (voice) · 1 episodeShow
1990Captain Planet and the PlaneteersDr. Blight (voice) · 13 episodesShow
1990The Secrets of the 'Back to the Future' TrilogyYoung Girl VoiceMovie
1978Return EngagementMaryMovie
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