Character actress Valerie Mahaffey. She guest-starred in a ton of stuff, including Young Sheldon, The Man in the High Castle, Glee, Desperate Housewives, Hannah Montana, Frasier, Seinfeld, Cheers, and many many more. She also won an Emmy for her supporting role in Northern Exposure.
https://www.hollywoodreporter.com/tv...es-1236234453/
She was 71.