Guest Stars Bhav Joshi as Dr Ant Vyas Philip Arditti as Dr Metin Ozkul Christopher Hatherall as Nick Henderson Eleanore-Beatriz Viveiros as Robyn Henderson Naomi Denny as Chantelle Gregory Henry Meredith as Tommy Henderson Donna Banya as Emma Mutamba Irungu Lucy Montgomery as Clare Boxall Jodie McNee as Jules Jarman David Ganly as Richard Speller Mark Dexter as Dr Mike Prentiss Stephanie Street as Dr Joanne Alba Cat McKeever as Tracey Elsom Tammy Heath as Alison Frampton Colin Murray voices Radio Host Emily Perkins as Ellie's Little Girl Michael Garner as Mr Rodgers Sarah Malin as Mrs Smith Freddie Stabb as Ellie Bridges Norma Dixit as Ant's Mum Molly Mercurio as Runner Maeve Elmore as Covid Denier Adnan Rashed as Khalid Tony Brown as Man on Video Edwin Nwachukwu Jr. as Nigel Adeyemi Lavrentii Tarasevych as Taxi Driver Cameron Tharma as Lockdown Sceptic Daniel Tuite as Mr Sam Hunton Matilda Perkins as Ellie's Little Girl Harry Long as Simon Bridges
