Constance Cummings
Angela Barrows is a man-eating business woman sent by her American employer to investigate their export opportunities in Edinburgh. En route she meets Robert MacPherson a businessman who asks for her help to bring his company into the 20th Century. The staff, led by Mr Martin has other ideas though, and a battle between the old and new business methods soon breaks out.
An English mystery novelist invites a medium over for dinner in the hopes of gathering enough material for his latest book, as well as exposing her as a charlatan. However, a series of incidents occur during the course of the evening, which result in a chain of supernatural events being set in motion which wreak havoc on his present marriage.