‘You can’t paper over the cracks of history. It will haunt you’: Gugu Mbatha-Raw on her race-horror thriller

She paved the way for Bridgerton, lit up Black Mirror’s most joyful episode – and now she stars in a grisly supernatural horror about slavery. The Belle star talks about Possession, partying with Prince and why she loves to shake things upGugu Mbatha-Raw seems blissfully immune to the heat.