Una: Ben Mendelsohn talks about starring in an unsettling sexual-abuse drama

Based on the play Blackbird by David Harrower, Una tells the story of a young woman who confronts a man who sexually abused her when she was a teenager. Here the cast and crew answer questions about their remarkable psychological drama. Subscribe: http://bit.ly/subscribetotheBFI. Watch more on the BFI Player: http://player.bfi.org.uk/ Follow us on Twitter:   / bfi   Like us on Facebook:   / britishfilminstitute   Follow us on Google+: https://plus.google.com/+britishfilmi...