Mali Jenkins as Self - Narrator (voice)

Michael Sheen as Porter

Eve Myles as Domestic Assistant

Aimee-Ffion Edwards as Patient

Siân Phillips as Patient

Jonathan Pryce as Retired Neurosurgeon

George MacKay as Father

Arsher Ali as Junior Doctor

Nia Roberts as Midwife

Martin Freeman as Consultant Cardiologist

Susan Wokoma as Junior Doctor

Celia Imrie as Patient

Tamsin Greig as GP

Michelle Fairley as Intensive Care Nurse

Suzanne Packer as Coronary Care Nurse

Lesley Manville as Consultant Psychiatrist

Aneirin Hughes as Anaesthetist

Rhashan Stone as Consultant Neurosurgeon

Meera Syal as District Nurse

Elysia Welch as Nurse

Memet Ali Alabora as A&E Consultant

Nikki Amuka-Bird as A&E Consultant

Michelle Collins as Maternity Admin

Lolita Chakrabarti as O&G Surgeon

Shelley Rees as SCBU Nurse

Pınar Öğün as Geriatric Nurse

Garyn Williams as Patient

Nasser Memarzia as Professor Haboubi