Mountain Monster (1931)

The son and a daughter from very conservative families fall in love and when their parents oppose their relationship, the two come up with a scheme. The girl dies and her ghost appears in front of each family every night to beg for their parents' consents for their marriage. Frightened senseless, the parents decide to marry the son and the deceased daughter's ghost. On the day of the meeting, the numerous guests seem uneasy. But the bride who steps down the aisle is not a ghost - their daughter is still alive.