Rodney Johnston is said to have committed the offences, including rape, over a 30 year period.

Opening the case at Norwich Crown Court, Stephen Rose KC said the 67-year-old had an "obsession" with watching the victim have sex with other men.

Norwich Crown Court (Image: Peter Walsh, Newsquest)

He said Johnston "watched, filmed and photographed these encounters".

The jury panel of six men and eight women heard these took place at parties and hotels - in the UK and abroad - as........

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