There was the 'Cosby Show' in America in the 1980s, which was a doctor in a beautiful Brownstone middle-class house. We just haven't created a role like that in the U.K.; it's always gangs and crime. We need to be brave.

It's pretty hard to stand in the queue auditioning to play a gynaecologist on 'Holby City' when you've just played Mandela. You think, 'Actually, I want to challenge myself.'

To be on set with Tom Hiddlestone and Hugh Laurie is just fantastic. But during 'Homeland,' I was on set with Claire Danes and Damian Lewis, so I'm used to working with big hitters.

David Harewood Quotes