Gillian Anderson delivers a powerful performance in the BBC miniseries adaptation of Charles Dickens' Bleak House. She plays the role of Lady Dedlock, a complex and enigmatic character entangled in a web of secrets and scandals. Anderson's portrayal of Lady Dedlock is haunting and nuanced, capturing the character's inner turmoil and vulnerability. Bleak House is a masterful adaptation of Dickens' novel, filled with compelling characters and intricate storytelling.