The BBC understands those arrested include former assistant editor Jules Stenson, two former showbiz editors - Rav Singh and Polly Graham - and former features editor Matt Nixson.

BBC: Ex-News of the World staff bailed in phone-hacking probe

And Jules Stenson, former features editor of the News of the World, said Harry's popularity -- which endures largely because of his Jack-the-Lad image, not in spite of it -- means he is unlikely to suffer any lasting damage from the incident.

CNN: Naked Harry scandal a watershed moment for UK press