Dr Lucinda Edwards is a smart, battle-hardened doctor, but we meet her on a nightmare shift that ends in the death of an opioid overdose victim, Edith Owusu. Despite the support of her medical supervisor, Dr Leo Harris, Edith’s grieving father Sir Anthony Owusu, demands an enquiry into Lucinda’s actions on the fateful night.

• Niamh Algar
• Lorne MacFadyen
• Hannah Walters
• Priyanka Patel
• Scott Chambers
• Jordan Kouamé
• James Purefoy
• Tristan Sturrock