see more

TOPSHOT - English actress Diana Rigg poses for a photo session during the 2nd edition of the Cannes International Series Festival (Canneseries) on April 5, 2019 in Cannes, southern France. (Photo by JOEL SAGET / AFP) (Photo by JOEL SAGET/AFP via Getty Images)

TOPSHOT - English actress Diana Rigg poses for a photo session during the 2nd edition of the Cannes International Series Festival (Canneseries) on April 5, 2019 in Cannes, southern France. (Photo by JOEL SAGET / AFP) (Photo by JOEL SAGET/AFP via Getty Images)

see more

English actress Diana Rigg as Emma Peel in the television series 'The Avengers', 14th December 1964. (Photo by Terry Disney/Express/Getty Images)

English actress Diana Rigg as Emma Peel in the television series 'The Avengers', 14th December 1964. (Photo by Terry Disney/Express/Getty Images)

see more

English actress Diana Rigg poses for a photo session during the 2nd edition of the Cannes International Series Festival (Canneseries) on April 5, 2019 in Cannes, southern France. (Photo by JOEL SAGET / AFP) (Photo by JOEL SAGET/AFP via Getty Images)

English actress Diana Rigg poses for a photo session during the 2nd edition of the Cannes International Series Festival (Canneseries) on April 5, 2019 in Cannes, southern France. (Photo by JOEL SAGET / AFP) (Photo by JOEL SAGET/AFP via Getty Images)

see more

English actress Diana Rigg models a wool trouser suit called 'Blackboard', designed by John Bates for her role in television series 'The Avengers', 11th October 1965. (Photo by Central Press/Hulton Archive/Getty Images)

English actress Diana Rigg models a wool trouser suit called 'Blackboard', designed by John Bates for her role in television series 'The Avengers', 11th October 1965. (Photo by Central Press/Hulton Archive/Getty Images)

see more

Portrait of actress Diana Rigg, star of the new film 'Assassination Bureau', at the Hilton Hotel, London, November 8th 1967. (Photo by Central Press/Hulton Archive/Getty Images)

Portrait of actress Diana Rigg, star of the new film 'Assassination Bureau', at the Hilton Hotel, London, November 8th 1967. (Photo by Central Press/Hulton Archive/Getty Images)