A new police inspector, Jean Darbley, arrives at Hartley police station and immediately has to deal with a man who takes his daughter from her home at gunpoint.

An elderly tea-lady is arrested, accused of stealing large sums of money from her employer.

A body is found in Hartley, and Insp Darbley helps a detective from the Metropolitan Police Flying Squad with the murder investigation.

PC Bentley tells Jean he thinks a woman is involved in a burglary at Major Adams's fall-out shelter. He is almost right.

Insp Darbley finds herself caught up in a dispute over an old steam engine.

Insp Darbley deals with nine-year-old tearaway Jonny Duffield.

Mick Grainger is apprehensive about leaving prison after six years and returning to his wife Judy.

Police make a bizarre discovery in the yard of Szabo's fish and chip shop.

Insp. Darbley tries to save a disturbed young mother and her baby.

Officers from the crime squad mount an undercover operation against a gang of international counterfeiters.

Insp Darbley goes to the rescue of an inexperienced young W.P.C.

Violence erupts in Hartley when an incomer tries to open a country club.

A widower and father of four who is fond of a drink or two comes between Insp Darbley and her husband.

Eleven-year-old Janice claims she has been told to steal washing from a launderette by a mystery man named Oscar.

Special Branch ask Insp Darbley to investigate a possible threat in advance of a planned royal visit.

Insp. Darbley takes a week's leave to carry out some home-decorating.

Insp Darbley clashes with her new boss, Chief Superintendent Albert Hallam.

Insp. Darbley tries to help a vulnerable young woman.

Insp. Darbley is left holding the baby when a prisoner is released from H.M.P. Parkhurst.

Police investigate a pet shop owner accused of inappropriate relations with a young child.

Insp. Darbley deals with an elderly couple who refuse to comply with an eviction order.

Insp. Darbley arranges safe accommodation for the sole witness in an attempted murder case.

Police investigate the disappearance of a teenaged boy who walks out of school just before taking his O-Level examinations.

A store detective's life starts to fall apart when she is compulsorily retired.

A well-known and respected councillor faces scandal and ruin over the love of the wrong woman.

Information from an informant has sent a man to jail, with serious consequences for Insp Darbley's private life.

Tom Darblay attends to an illness in the family, while P.C. Gallagher has his own family crisis.

Sgt. Parrish is surprised by the revelations of a minor criminal, while Insp. Darbley tries to solve the mystery of an old woman's amazing journey.

A man who was presumed dead after disappearing ten years earlier turns up to see Sgt. Beck.

Insp. Darbley doubts a man who swears he is innocent of any involvement in a robbery.

A soldier, home on leave from service in Northern Ireland, gets involved in a serious incident.

Police investigate a rash of unexplained fires.

Insp. Darbley investigates when the site of a new office development is vandalised.

Insp. Darbley is determined to identify the practical joker behind a series of petty thefts.

A gypsy is released from prison, reawakening a long-standing family feud.

PC Ted Palmer challenges Insp Darbley's authority, with unhappy consequences.

The police have to deal with a rowdy night at the Warmsleigh Road Social Club.

The police have to deal with the logistics of the annual pop festival. Meanwhile, a celebrated former resident returns to Hartley to visit his daughter.

Insp. Darbley deals with a face from the past, in a week in which the police have to cope with a robbery at the local co-op and some missing pigs.

P.C. Martin Helmshore faces a serious accusation.

The police deal with conflict between neighbouring farmers.

Insp Darbley is anxious to find out what Frankie Miller is doing in Hartley, and why Dick Graydon is covering up for him.

Two women struggle to cope with loneliness, with tragic consequences for one of them.

Sgt. Beck has difficulty trying to sell tickets for the annual police dance.