Ruth E. Foster (January 29, 1920 – May 12, 2012) was an American actress best known for portraying Walnut Grove's postmaster Melinda Foster for several seasons on the NBC TV series Little House on the Prairie (1974–1983).
Little House on the Prairie
Aunt Ruby (uncredited)
Dimension 5
Grumpy Man's Wife
Cyborg 2087
Citizen in Crowd
Fitzwilly
Customer (uncredited)
The War Between Men and Women
Wedding Guest (uncredited)
Conquest of the Planet of the Apes
Woman in Plaza (uncredited)
The Poseidon Adventure
Passenger
The Towering Inferno
Party Guest (uncredited)
Little House: The Last Farewell
Mrs. Foster
Little House: Bless All the Dear Children
Melinda Foster
Little House on the Prairie: A Merry Ingalls Christmas
Melinda Foster