Thunder on the Hill (1951)

Director: Douglas Sirk
Cast: Ann Blyth, Anne Crawford, Claudette Colbert, Gladys Cooper, John Abbott, Michael Pate, Philip Friend, Robert Douglas

Synopsis:

Sister Mary presides over a convent where a convicted murderess, who is being escorted to Death Row, is stranded by bad weather. She is slowly becoming convinced that Valerie is innocent so Sister Mary sets about to clear the girl and bring the real killer to justice.