Since then, Dee has proved to be one of the most distinguished actresses of her generation. Her career highlights include groundbreaking work in A Raisin in the Sun (1961), playing a role she originated on Broadway; a stint as a doctor's wife on "Peyton Place" (1968-69); and an Emmy-winning performance in the made-for-TV movie Decoration Day (1990).
Dee received a Screen Actor's Guild Award and her first Oscar nomination for her spirited portrayal of Denzel Washington's mother in the crime drama American Gangster (2007).