Eight workers at a residential home near Braintree in Essex have been suspended after secret cameras filmed alleged poor care of residents.
One member of staff seen apparently slapping a resident was dismissed.
Anglia Retirement Homes said it had launched an independent inquiry into allegations of mistreatment at the Old Deanery in Bocking, after it was filmed by an undercover BBC reporter.
'Elderly Care Exposed' will be broadcast tonight.
More top news
There'll be a mixture of sunny spells and showers today and tomorrow. It will feel cool with a keen southwesterly breeze.
Norfolk County Council has apologised following a damning report that said it let down foster children and the carers looking after them.
Tonight investigates the increasingly sophisticated methods criminals are using to target the elderly and defraud them of their savings.