An English-born American actress admired for intense, precise character work across film and television. She left a mark as the mother in 'Nightcrawler' (2014) and earned wide praise as Brianna Barksdale on 'The Wire' (2002), one of that landmark series' most memorable figures. A steady presence in prestige drama, she has appeared in 'Snowfall' (2017) and other acclaimed shows. A commanding, dignified character actress whose quiet authority elevates every ensemble she joins.