Person
Mary Kay Bergman
Born 5 June 1961 Died 11 November 1999, aged 38 Los Angeles, California, USA TMDB ↗
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.
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The numbers
17age in their first credit on record (1978)
29years on screen and counting
11credits in 1999, their busiest year
51dated credits on record
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Movie credits
Age: 46 Christmas Time in South Park
2007as Sheila Broflovski / Shelley Marsh (voice)
Age: 40 Balto: Wolf Quest
2002as Fox / Wolverine 3
Age: 39 Lady and the Tramp II: Scamp's Adventure
2001as Si (voice)
No poster
Age: 39 Bob's Video
2000as Lady in Red / Telephone Voice / Radio Dispatcher (voice)
Age: 39 The Life & Adventures of Santa Claus
2000as Martha / Nymph (voice)
Age: 39 Scooby-Doo/Courage the Cowardly Dog Scare-A-Thon
2000as Daphne Blake (voice)
Age: 39 Scooby-Doo and the Alien Invaders
2000as Daphne Blake (voice)
Age: 39 Maxine's Christmas Carol
2000as Doris Lundquist / Frieda / Little Frieda / Bully (voice)
Age: 38 Snowden's Christmas
1999as (voice)
Age: 38 The Scooby-Doo Project
1999as Daphne Blake (voice)
Age: 38 Toy Story 2
1999as Additional Voices (voice)
Age: 38 Scooby-Doo! and the Witch's Ghost
1999as Daphne (voice)
Age: 38 Alvin and the Chipmunks Meet Frankenstein
1999as Mother (voice)
Age: 38 The Iron Giant
1999as Additional Voices (voice)
Age: 38 South Park: Bigger, Longer & Uncut
1999as Liane Cartman / Sheila Broflovski / Sharon Marsh / Carol McCormick / Wendy Testaburger / Clitoris / Additional Voices (voice)
Age: 37 Scooby-Doo's Greatest Mysteries
1999as Daphne (voice)
Age: 37 Scooby-Doo on Zombie Island
1998as Daphne Blake (voice)
Age: 37 Mulan
1998as Additional Voices (voice)
Age: 36 Batman & Mr. Freeze: SubZero
1998as Barbara Gordon / Batgirl (voice)
Age: 36 Annabelle's Wish
1997as Hens (voice)
Age: 36 Hercules
1997as Earthquake Lady (voice)
Age: 35 Anastasia
1997as Olga/Empress Alexandra
Age: 35 Hercules
1997as Hera (voice) / Iphicles (voice) / Princess Arianna (voice) (uncredited)
No poster
Age: 35 The Kitchen Casanova
1996as Doris (voice)
Age: 35 Ellen's Energy Adventure
1996as Female WNRG Newscaster (voice)
Age: 35 The Hunchback of Notre Dame
1996as Quasimodo's Mother (voice)
Age: 33 The Bears Who Saved Christmas: Christopher & Holly
1994as Holly (voice)
Age: 30 Beauty and the Beast
1991as Bimbette (voice)
Age: 29 The Secrets of the 'Back to the Future' Trilogy
1990as Young Girl Voice
Age: 17 Return Engagement
1978as Mary
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TV credits
Age: 39 Jay Jay the Jet Plane
2001
Age: 39 Buzz Lightyear of Star Command
2000as Alien Mom / Alien Kid (voice)
Age: 38 The Early Show
1999
Age: 38 The Big Guy and Rusty the Boy Robot
1999
Age: 37 Family Guy
1999as Sherry (voice)
Age: 37 Scooby-Doo! Behind the Scenes
1998as Daphne Blake (voice)
Age: 37 The Secret Files of the Spy Dogs
1998
Age: 37 Oh Yeah! Cartoons
1998as Timmy Turner (voice)
Age: 36 Cow and Chicken
1997as Sandy (voice)
Age: 36 Extreme Ghostbusters
1997
Age: 36 South Park
1997as Ms. Cartman (voice)
Age: 36 USA High
1997as Ricki (voice)
Age: 36 I Am Weasel
1997as Sandy (voice)
Age: 36 Johnny Bravo
1997
Age: 34 The Fantastic Voyages of Sinbad the Sailor
1996
Age: 33 What a Cartoon!
1995as Doris (voice)
Age: 33 Spider-Man
1994as Gwen Stacy (voice)
Age: 33 Fantastic Four
1994as Princess Anelle (voice)
Age: 33 The Tick
1994as Ottoman (voice)
Age: 31 The Little Mermaid
1992as Arista (voice)
Age: 29 Captain Planet and the Planeteers
1990as Dr. Blight (voice)