Will Smith and Keira Knightley on red carpet for Collateral Beauty premiere

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World Premiere of "Collateral Beauty"

Will Smith, Dame Helen Mirren and Keira Knightley will be among the stars on the red carpet at the European premiere of Collateral Beauty.

They will be joined by co-stars Edward Norton, Naomie Harris and Jacob Latimore for the unveiling of the film at the Vue Leicester Square, in which Smith stars as a grieving father.

The Men In Black star plays an an advertising executive struggling to deal with the loss of his daughter.

While his concerned friends try to reconnect with him, he writes letters to Love, Time and Death and receives unexpected answers.

The film was directed by David Frankel, who was responsible for The Devil Wears Prada and Marley & Me, and also stars Kate Winslet and Michael Pena.

Collateral Beauty will be released in UK cinemas on December 26.