Gillian Anderson starred in the BBC adaptation of Charles Dickens' novel 'Bleak House'. The miniseries follows the complex legal case of Jarndyce and Jarndyce, which impacts the lives of several characters. Anderson played the role of Lady Dedlock, a mysterious and tragic character entangled in the legal proceedings. Her performance in 'Bleak House' was highly praised, and the miniseries received critical acclaim for its faithful adaptation of Dickens' work.