Murder, racism… and a drama therapist? David Harewood, Toby Jones and Caitlin FitzGerald on their new Othello

Almost three decades after Harewood made history as the National Theatre’s first Black Othello, he is stepping back into the role. Annabel Nugent meets him and his co-stars over steak and salad to talk drama therapists, stinky smooches, and Blackface in theatre