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(FILES) In this file photo taken on April 5, 2019 British actress Diana Rigg poses upon arrival for the opening ceremony of the 2nd edition of the Cannes International Series Festival (Canneseries) on at the Palais des Festival in Cannes, southern France. – Diana Rigg, star of ‘The Avengers’ and ‘Game of Thrones’ has died at the age of 82, her agent has said. (Photo by Valery HACHE / AFP)