The NSPCC report also claims that Saville's offending in Broadmoor Hospital is higher than previously thought, with Thames Valley Police having received at least 16 reports of abuse by him inside the secure hospital.
The report also claims that senior civil servants wrongly referred to the Top Of The Pops presenter as "doctor" - completely unaware of the trauma he was inflicting on some children behind closed hospital doors.
More top news
Donald Trump's revised immigration ban targets the same seven Muslim majority countries listed in his original executive order, sources say.
People convicted of cruelty against animals should face much harsher prison sentences, some charities have claimed.
Theresa May has been warned by EU ministers that Britain's Brexit negotiators must be prepared to compromise or risk a "crash landing".