First appeared on stage at age 18, playing the Maid in Manchester Repertory Theatre production of "The Ware Case"

London stage debut as Sally Hardcastle in "Love on the Dole"

Broadway debut, "Love on the Dole"

Portrayed "Saint Joan" and Eliza Doolittle in "Pygmalion" at the Malvern Theatre Festival, honoring George Bernard Shaw's 80th birthday

Film acting debut in "Lancashire Lad"

Reprised Eliza Doolittle opposite Leslie Howard for film version of "Pygmalion", earning a Best Actress Oscar nomination

Played title role in film adaptation of Shaw's "Major Barbara"

Portrayed Sister Joanna in "The Cradle Song"

Starred in Michael Powell and Emeric Pressberger's charming film, "I Know Where I'm Going"

Acted the parts of Portia in "The Merchant of Venice", Pegeen Mike in "Playboy of the Western World" and the title role of "Tess of the D'Urbervilles" at the Bristol Old Vic Theatre

Starred on Broadway in "The Heiress", adapted from a Henry James novel

Reprised "The Heiress" in London

Starred opposite Dames Edith Evans and Sybil Thorndike in N C Hunter's "Waters of the Moon"

Performed a season of Shakespeare under the direction of Tyrone Guthrie at London's Old Vic, playing Portia in "Julius Caesar", Mistress Page in "The Merry Wives of Windsor", Hermione in "The Winter's Tale", Emilia in "Othello" and Helen in "Troilus and Cressida";

Acted role of Josie Hogan in Broadway premiere of Eugene O'Neill's "A Moon for the Misbegotten"

Won Best Supporting Actress Oscar for her delicate portrayal of a dejected, lonely woman in "Separate Tables"

Portrayed Isabel Cherry in "Flowering Cherry" on London stage, repeating the role for Broadway the following year

Played Trevor Howard's wife and Dean Stockwell's mother in "Sons and Lovers", adapted from the D H Lawrence novel

Portrayed Anna Berniers, one of Dean Martin's overprotective sisters (along with Geraldine Page) in "Toys in the Attic", film adaptation of Lillian Helman's play

Earned Best Supporting Actress Oscar nomination for her role as Alice More in "A Man for All Seasons"; last film for eight years

Acted the part of Mrs Micawber in "David Copperfield", an NBC movie adaptation of the Charles Dickens novel

Made an early transition to age and dignity, playing Queen Mary in London production of Royce Ryton's "Crown Matrimonial"

Returned to features as part of the star-studded cast of Sidney Lumet's "Murder on the Orient Express"

Created a dame by Queen Elizabeth II

Portrayed Gunhild Borkman in "John Gabriel Borkman" at London's Old Vic

Played Luther Adler's wife in Stuart Rosenberg's "Voyage of the Damned"

Portrayed the Duchess of York in "Richard II" for PBS' "The Shakespeare Plays"

Acted in David Lynch's "The Elephant Man"

Played Janet Mackenzie in CBS "Hallmark Hall of Fame" presentation of Agatha Christie's "Witness for the Prosecution"

Portrayed Lady Bracknell in Oscar Wilde's "The Importance of Being Earnest" for "Great Performances" (PBS)

Played Princess Victoria in six-part "Masterpiece Theatre" (PBS) series, "Lord Mountbatten: The Last Victory"

Last feature to date, "The Lonely Passion of Judith Hearne"

Appeared in "Anne of Avonlea: The Continuing Story of Anne of Green Gables" (Disney Channel)

Starred in the London stage production of "Driving Miss Daisy"

Portrayed Lady Ursula Berowne in "A Taste of Death", a six-part presentation of "Mystery!" (PBS)

Co-starred with John Gielgud and Patrick McGoohan in "The Best of Friends"; a "Masterpiece Theatre" (PBS) presentation depicting the true story of the long-lasting friendship among Dame Laurentia MacLachlan, Sir Sydney Cockerell (Gielgud) and Shaw (McGoohan)

Played "The Countess Alice" for "Masterpiece Theatre" and also acted in "Ending Up" (PBS), a comedy about a group of elderly men and women who live together in a country house