Tom Hardy fans will be doing a double-take after the first teaser of him as the Kray twins was revealed.

The Child 44 star is seen giving a double performance as the notorious suited gangsters, Ronnie and Reggie Kray, in the crime thriller Legend.

Directed by Oscar-winning filmmaker Brian Helgeland, the biopic tells the true story of the rise and fall of the London criminals in the 1960s, until they were sentenced to life imprisonment in 1969 for two murders.

Emily Browning, Christopher Eccleston, Taron Egerton, David Thewlis, Aneurin Barnard and Paul Bettany also star in the film.

Legend opens in cinemas on September 11.