Walk a Crooked Path(1969)

movie - first aired/released 1969-08-31 - audience 3.8

Set in an exclusive boy's school, about a man who plans to kill off his wealthy teacher wife by encouraging her to drink and pushing her into suicide. To assist him he recruits a young student who will claim that he was sexually assaulted by her. (from: http://ftvdb.bfi.org.uk/sift/title/390627)