The Baldwin Sisters...

 

Helen Kleeb (left) played Miss Mamie Baldwin and Mary Jackson (right) played Miss Emily Baldwin on a recurring basis during the entire run of "The Waltons" from 1972 until 1981.  Kleeb appeared in 66 episodes, Jackson appeared in 67.  Both ladies appeared in five out of the six reunion movies between 1982 and 1997.  The sisters were proud producers of their late papa's "recipe" which was actually bootleg whiskey.  Each lady addressed the other as "sister" and Miss Emily's frequent repeated phrase was "don't ya know?"  

Helen Kleeb was born on January 6, 1907 and passed away on December 28, 2003 at the age of 96.  Mary Jackson was born on November 22, 1910 and passed away on December 10, 2005 at the age of 95.  Both ladies final acting credit was "A Walton Easter" which was originally broadcast on March 30, 1997 on CBS.