All the beds at St Mary’s Hospital, London, are full once again and yet 91-year-old Dolly, who has been in hospital for three weeks after breaking her ankle, can’t free up one of those critical spaces – even though she is ready to be discharged – until a place at a rehabilitation centre becomes available.

‘It’s a farce,’ she says about the desperate situation. Shocking, heartbreaking, documentary-making at its absolute best.