Guest Stars Ambika Mod as Shruti Rory Fleck Byrne as Harry Philippa Dunne as Ria Michele Austin as Tracy Hannah Onslow as Erika Rosie Akerman as Paula Alex Jennings as Mr. Lockhart Josie Walker as Non-Reassuring Trace Ashley McGuire as Ms. Houghton Agata Jarosz as Agnieska Bally Gill as Dave Ross Tomlinson as Pj Sarah Seggari as Workshop Attendees Mariam Haque as Jas Josef Davies as Medieval Costume Man Muki Zubis as Anaesthetist Adam Kay as Cyclist Rakiya Hasan as Workshop Attendees Armin Galeya as Dr. Chowdry Natalia Judge-Fernandez as Triage Patients Claire Richardson as Medieval Costume Woman Mai Weisz as A&E Nurse Hugo Salter as Waiter The Vivienne as Drag Queen Ross Hatt as Workshop Attendees Jason Forbes as Ian Georgia Maguire as Triage Patients Ollie Birch as Gavin