Long-serving Emmerdale star John Middleton confirms hell be leaving the show following his character Ashley Thomas storyline of his discovery that he has .\rbr\rbrEmmerdale star John Middleton talks about his heartbreaking new storyline where village vicar, Ashley, is diagnosed with dementia.\rbr\rbr\rbr\rbr\rbr\rbrThe latest news from the world of film, music, television and culture from The Press Association.