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 Michael Workeye as Ben Josie Walker as Non-Reassuring Trace Harriet Walter as Veronique Agata Jarosz as Agnieska Sara Kestelman as Mrs. Winnicka Michael Simkins as Stephen Ellie Beaven as Anna Daniel Fearn as Workman Carol MacReady as German Professor Edward Shaw as Ernie Simon Harrison as Angus Alice Haig as Outpatients Nurse Richard Thomson as Trishni's Boyfriend Rebecca Deren as GP Anil Desai as Man on Tube Claudia Jolly as Medical Registrar Anna Andresen as Trishni Hubert Hanowicz as Petr James Benson as Minister Chris Hespel as Waiter