Margaret Tyzack was one of Britain's greatest and most popular actors, working on stage, television and film for more than half a century. Sometimes described as being in the mould of Edith Evans and Flora Robson, she will be remembered particularly for performances in the golden age of BBC TV drama – Winifred in The Forsyte Saga (1967), Antonia in I, Claudius (1976) – as well as for stage performances such as Martha in the National Theatre's revival of Edward Albee's Who's Afraid of Virginia Woolf (1981), for which she won an Olivier award for best actress, and Lottie with Maggie Smith in Lettice and Lovage (1987 and 1990), which earned her both Tony and Variety Club stage actress of the year awards. In 1983 she received a Tony nomination for her reprised role as the Countess in Trevor Nunn's RSC production of All's Well That Ends Well when it visited Broadway, and two years later was again picked out by New York's Drama Desk critics for her performance as Rose, Viv's mother, in Tom and Viv, Michael Hastings's 1984 play about the tortured marriage between TS Eliot and Vivienne Haigh-Wood, when it travelled to Broadway.She also had roles in Lettice and Lovage in which she won a Tony. She also played a role in The Importance of Being Earnest. She spent alot of her life on stage and her love for it is shown in all of her performances.

Source: guardian.co.uk