Played the loud, obnoxious mother Cora Cross in the BBC soap opera EastEnders.
She played Dolly Rawlins in the groundbreaking crime series Widows, winning an award for the influential role.
She was cast on a four-episode guest stint of Eastenders but was later signed to the show as a regular.
Her son Che Walker also appeared in EastEnders.
On stage she co-starred opposite Kim Cattrall in a West End production of Whose Life Is It Anyway?