Thunder on the Hill

Thunder on the Hill is a 1951 mystery drama film directed by Douglas Sirk. The picture was made by UniversalInternational and produced by Michael Kraike from a screenplay by Oscar Saul and Andrew Solt, based on the play Bonaventure by Charlotte Hastings. The music score was by Hans J. Salter and the cinematography by William H. Daniels.

Valerie was convicted of poisoning her brother Jason, a pianist. Jasons physician, Dr. Jeffreys, is head of the hospital where Sister Mary now works. Valerie still proclaims her innocence, but Jeffreys insists that she gave Jason a fatal overdose of his medicine.A photograph of Jason clearly disturbs Isabel Jeffreys, the doctors wife. He gives her a sedative. Valerie appeals to Sister Mary to bring her fiance, Sidney Kingham, to the convent to see her. A servant tells Sister Mary about the sadistic behavior of Jason Carns and produces a love letter to him, clearly written by Isabel. ........

Source: Wikipedia