Ruth Foster

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Ruth Foster
Sam Jaffe and Foster on set of Ben Casey
Born	(1920-01-29)January 29, 1920 Cincinnati, Ohio, US
Died	May 12, 2012(2012-05-12) (aged 92) Del Mar, California, US
Occupation	Actress
Spouse	Bobby Pinkus ​ ​ (m. 1939; died 1986)​

Ruth E. Foster (January 29, 1920 – May 12, 2012) was an American actress who portrayed Walnut Grove's post-mistress, also named Foster, for several seasons on the NBC TV series Little House on the Prairie (1974–1983).