Marilyn Schreffler
Marilyn Sue Schreffler (June 14, 1945 – January 7, 1988) was an American voice actress who provided voice-overs for several animated television series, mostly for Hanna-Barbera Productions. Description above from the Wikipedia article Marilyn Schreffler, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Filmography
Airwolf
Simon & Simon
Newhart
The All-New Popeye Hour
Scooby-Doo and Scrappy-Doo
Scooby's Laff-A Lympics
The Flintstone Kids
Captain Caveman and the Teen Angels
Popeye and Son
Pole Position
The Golden Child
Buford and the Galloping Ghost
Fatal Attraction
Yogi's Space Race
Fred and Barney Meet The Thing
The Popeye Valentine Special: Sweethearts at Sea
Scooby-Doo and the Ghoul School
Heathcliff: The Movie
Scooby-Doo's Original Mysteries
Scooby Goes Hollywood
Starchaser: The Legend of Orin
Rose Petal Place: Real Friends
The Pink Panther in 'Pink at First Sight'
Yogi Bear and the Magical Flight of the Spruce Goose
Scooby-Doo's Spookiest Tales
No Image
Rose Petal Place
Yogi's First Christmas
Casper's Halloween Special