British actors reveal which American accent is hardest to get right – watch!

Some of Britain’s biggest stars have confessed which American accents they find most difficult.

Vanity Fair magazine quizzed the likes of Downton Abbey stars Michelle Dockery, Matthew Goode and Lily James, plus Tom Hiddleston, James McAvoy, Judi Dench, Emily Blunt, Dominic West, Ruth Wilson and Keira Knightly.

The stars also revealed which parts of British culture they think Americans need to catch up with and who their favourite member of the Royal family is.

Watch the video: