The Changeling movie

John Russell, a composer and music professor, loses his wife and daughter in a tragic accident. Seeking solace, he moves into an old mansion unoccupied for twelve years. But a child-like presence seems to be sharing the house, and trying to share its secrets, with him. Through research into the houses past and a seance held within, Russell discovers the horrific secret of the houses past, a secret that the presence will no longer allow to be kept.