She passed away in the early hours of Tuesday morning in hospice care in Palm Springs, California, following a period of ill health including dementia, infections, and falls.
Her extensive career included over 250 film and television appearances, with roles in movies such as BlazingSaddles, JFK, The Sting and Bruce Almighty.
She was also a notable figure in New York City's 1960s avant-garde theatre scene and a former member of Andy Warhol’s The Factory.