Guest Stars Bhav Joshi as Dr Ant Vyas Philip Arditti as Dr Metin Ozkul Donna Banya as Emma Mutamba Irungu Eleanore-Beatriz Viveiros as Robyn Henderson Naomi Denny as Chantelle Gregory Henry Meredith as Tommy Henderson Christopher Hatherall as Nick Henderson Lucy Montgomery as Clare Boxall Mark Dexter as Dr Mike Prentiss Joseph Charles as Archie Williams Tammy Heath as Alison Frampton Stephanie Street as Dr Joanne Alba Georgia Goodman as Divina Aquino Mary Woodvine as Cressida Frost George Georgiou as Dr Huw Shelby Tamer Doghem as Yussuf Ahmad Tadgh Snodgrass as ITU Junior Doctor Roxanne Scrimshaw as Mrs Ahmad Afro Parise as Dr Rossi Amber Muldoon as Fit Tester Thom Petty as Dr Neil Westland Alice McCarthy as Paramedic 2 Stacey Gregg as HCA June Gerard Gilroy as Paramedic 1 Mark Weinman as ED Nurse