This story is from 2016. Can't seem to find anything more recent about it. Was he ever charged and put on trial?
Cliff Richard sex abuse accuser ‘previously arrested over blackmail plot'
"A man that accused Sir Cliff Richard of sex abuse was arrested over a plot to blackmail the singer it has emerged, yet his claims were still investigated by police.
After seeing the police raid at the 75-year-old singer’s home on television, the alleged victim threatened to spread “false stories” unless he received a sum of money, according to the Sunday People.
The man, who remains unnamed, is said to have contacted Sir Cliff’s aides with the demands. But after being arrested and questioned by police, a second force reportedly took his claims of abuse seriously."