- 2008: Co-starred with Judi Dench in the BBC One series "Cranford" (aired on PBS in the US); earned a Golden Globe nomination for Supporting Actress
- 2008: Returned to London's West End to play Mrs Rafi in Edward Bond's "The Sea"
- 2007: Appeared in in Michael Cunningham's film adaptation of Susan Minot's novel "Evening"
- 2006: Performed on Broadway in the Pulitzer Prize-winning "Doubt" opposite Ron Eldard and Jena Malone
- 2006: Co-starred with Colin Farrell in the Robert Towne-directed adaptation of John Fante's Depression Era novel, "Ask the Dust"
- 2003: Appeared in the Anthony Minghella directed "Cold Mountain"
- 2003: Starred opposite John Lithgow in "The Retreat From Moscow"; received fourth Tony nomination
- 2001: Cast as the head cook in the Robert Altman directed period mystery "Gosford Park"
- 2001: Played the mentor to a college professor (played by Emma Thompson) stricken with terminal cancer in the Mike Nichols' directed "Wit" (HBO)
- 2000: Reprised role for the Off-Broadway production of "The Unexpected Man" opposite Alan Bates
- 1998: Scripted the film adaptation of Virginia Woolf's "Mrs. Dalloway" starring Vanessa Redgrave
- 1998: Cast in the London production of "The Unexpected Man" opposite Michael Gambon
- 1995: Joined the cast of Jean Cocteau's Broadway play "Indiscretions"; nominated for her third Tony Award
- 1994: Appeared Off-Broadway in "Vita and Virginia" opposite Vanessa Redgrave (also wrote)
- 1989: Directed by Patrick Garland in the one woman show "A Room of One's Own"; based on an essay by Virginia Woolf
- 1971: Co-created the award-winning ITV series "Upstairs, Downstairs"
- 1968: Made Film debut in "Inadmissible Evidence"
- 1966: Made Broadway debut in "The Killing of Sister George"; earned first Tony Award nomination
- 1964: Made US stage debut in "Twelfth Night" at the Ravinia Festival in Illinois
- 1962: Joined the Old Vic Theatre Company
- 1959: Made British TV debut in "Hilda Lessways"
- 1957: Member of the Memorial Theatre Company, Stratford-on-Avon
- 1953: Professional London stage debut in "Love's Labours Lost" (at Open Air Theatre, Regent's Park)
- 1952: First appearance on stage in "Harvey" at the Repertory Theatre in Ireland




