Naomie Harris has said her performance in Mandela: Long Walk to Freedom is the role she is most proud in her career so far.
The actress, who plays Mandela's former wife Winnie in the film, said the movie carries some "really beautiful messages".
While talking to Newsbeat's Nesta McGregor she also discussed Idris Elba's portrayal of Nelson Mandela and crying when she saw the film for the first time.
The interview took place before Nelson Mandela's death was announced on 5 December last year.
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