
Missing Persons (1990)
During a visit to childhood friend Edith, retired housewife Hetty Wainthropp discovers that Edith's 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.
Cast

Patricia Routledge
Hetty Wainthrop

Tony Melody
Robert Wainthrop

Jimmy Jewel
Frank Cross

Jean Heywood
Edith Cross

Gary Waldhorn
Bernard Shawcrose

Gary Halliday
Geoffrey Shawcross

Ram John Holder
Chalky White

Jean Kent
Phillida Meadowhite

Andrew Paul
Photographer

Jenna Russell
Jan

Deborah Fairfax
TV Interviewer

Philip Wright
P.C.