Guest Stars Adei Bundy as Kathy Miller Lorne MacFadyen as Tom Edwards Hannah Walters as Matron Beth Relph Tristan Sturrock as Dr Mike Willett Scott Chambers as Dr Oscar Beattie Priyanka Patel as Dr Ramya Morgan Liberty Miller as Abi Edwards Douglas Hansell as Dr Rob Thornbury Michelle Parker as Nurse Alison Twana Omer as Yussuf Al-Abdi Shaun Fagan as The Gunman Kate England as Amelia Wyatt Darren Kent as Mr Verity Katie Bellwood as Jane Rebecca-Clare Evans as Carly's Mother Megan Griffiths as Carly Duggal Ram as Surgeon Charlotte Anthon as Paramedic #2 Daniel Waterhouse as Paramedic #1 Sherelle Armstrong as Edith Owusu Simon Naylor as Security Guard
