NAOMI WATTS IS the latest in a long line of actors and actresses to bravely take on the responsibility of playing a real life person in a film.

In a film due to be released later this year, she plays Diana, Princess of Wales, and a new trailer allows us to get a glimpse of her performance.

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There will, undoubtedly, be endless analysis of the performance in the run-up to the release, but what of those who have gone before her?

Here are some of the best, and one of the worst, portrayals of real life people on film.

The Best

Meryl Streep as Julia Child

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Helen Mirren as Queen Elizabeth

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Michelle Williams as Marilyn Monroe

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Joaquin Phoenix as Johnny Cash

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Morgan Freeman as Nelson Mandela

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Jamie Foxx

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Stephen Fry as Oscar Wilde

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And we have to give a nod to poor Lindsay Lohan, whose portrayal of Elizabeth Taylor was diabolical

Lindsay Lohan as Elizabeth Taylor

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