Keira Knightley Is Beautiful In Backless Dress At A Dangerous Method Premiere

19/11/2017 07:12 GMT

Michael Fassbender and Viggo Mortensen.

Michael Fassbender, keira Knightley and Viggo Mortensen at the premiere of A Dangerous Method A Dangerous Method: Michael Fassbender, Keira Knightley and Viggo Mortensen at The Mayfair Hotel.

Look back at Miss Knightley's style evolution in the gallery below:

Shop below at MyDaily Store to find more beautiful backless dresses: