The Old Dark House (1963) (1963)

Plot

An American car salesman finds himself embroiled in a chilling sequence of deadly events at a remote mansion in London. As he navigates the eerie atmosphere, strange happenings and sinister secrets unravel within the walls of the old dark house. With each revelation, danger escalates, and he must confront a menacing presence that threatens all who enter. Tension mounts as the salesman races against time to uncover the mystery and survive the night in this suspenseful tale of horror and intrigue.