Hetty Wainthropp Investigates

Season 0, Episode 1

Episode Title: Missing Persons (ITV Movie Pilot)

Air Date: 1990-05-30

Overview:

During a visit to childhood friend Edith, retired housewife Hetty Wainthropp discovers that her husband, Frank, has a son by a previous marriage. Hetty decides to turn amateur detective to trace him. When this gives her a taste for detection, Hetty decides to set up a private detective agency.