Mahaffey also appeared on shows like "Desperate Housewives," "Big Sky," "Glee," "Dead to Me," and "The Doctors."Valerie Mahaffey, the actress best known for her roles on Northern Exposure and Young Sheldon,

Celebrated actor Valerie Mahaffey, whose stage, film and television work ranged from Shakespeare to the hit 1990s series “Northern Exposure,” died at age 71 after a battle with cancer, according to a...

She was best known for playing seemingly friendly women who become villainous characters in dramas such as “Desperate Housewives,” where she appeared in nine episodes.