The British director Sam Taylor-Johnson has taken on some ambitious characters in her films. Some of them (John Lennon in Nowhere Boy) were real, some of them (Christian Grey, the tortured bondage enthusiast in Fifty Shades of Grey) were fictional, and at least one of them (James Frey, the author of the not entirely truthful addiction memoir A Million Little Pieces) were somewhere in between.

But her latest subject may be her most formidable. It's the singer Amy Winehouse, who died of alcohol poisoning at 27 in 2011, after recording one the era's most iconic albums, Back to Black.

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