The Conjuring 2 (2016)

Based on the real-life story of the notorious Enfield Poltergeist from the 1970s.
Ed and Lorraine Warren, two American paranormal investigators visit England at the request of the Catholic church to investigate a haunted house where a single mother and her children have reported strange occurrences. 

The mother is struggling to make ends meet after being abandoned by her husband, but just when she thinks that life couldn’t get worse for her, it does. 
Her young daughter Janet manifests the voice and personality of a hateful old man named Bill.The Warrens try to protect her while also trying to protect themselves from her.