Dame Enid Diana Elizabeth Rigg (born 20 July 1938) is an English actress. She is known for playing Emma Peel in the 1960s TV series 'The Avengers' (1965–68), and Olenna Tyrell in 'Game of Thrones' (2013–17). She has also had an extensive career in theatre, including playing the title role in Medea, both in London and New York, for which she won the 1994 Tony Award for Best Actress in a Play. She was made a CBE in 1988 and a Dame in 1994.

'Her film roles include Helena in 'A Midsummer Night's Dream' (1968); Lady Holiday in 'The Great Muppet Caper' (1981); and Arlena Marshall in 'Evil Under the Sun' (1982). She won the BAFTA TV Award for Best Actress for the 1989 BBC miniseries Mother Love, and an Emmy Award for her role as Mrs. Danvers in the 1997 adaptation of Rebecca.

On the big screen she became a Bond girl in On Her Majesty's Secret Service (1969). Teresa "Tracy" Bond (born Teresa "Tracy" Draco, and also known as the Contessa Teresa di Vicenzo) is a fictional character and the main Bond girl in the 1963 James Bond novel On Her Majesty's Secret Service, and its 1969 film adaptation. She was James Bond's only wife starring opposite George Lazenby. She said she took the role with the hope that she would become better known in the United States.

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