Series 4

1. Teamwork

1983-09-03 · 50m

The team at Hartley police station await the arrival of the new inspector. Having lost Insp. Darbley, it will be good to have a man back in charge of the place.

2. Teacher's Pet

1983-09-10 · 50m

Insp. Kate Longton leads an urgent search to save a life after receiving an anonymouse telephone call.

3. Retribution

1983-09-17 · 50m

Insp. Longton agrees to a meeting about a forthcoming speaking engagement, but finds herself in a perilous situation.

4. Solvent Solution

1983-09-24 · 50m

Insp Longton tries to protect some children from a deadly habit.

5. Who's Your Friend?

1983-10-01 · 50m

Sgt Parrish demands to know why Insp Longton has taken Sgt Beck's name off the duty sheets.

6. Mates

1983-10-08 · 50m

P.C. Danny Sparks thinks about quitting the force, but Insp. Longton has decided to buy a house locally.

7. Bad Seed

1983-10-15 · 50m

Insp Longton is struck by the resemblance between a missing husband and an artist's impression of a wanted man.

8. Doors

1983-10-22 · 50m

Insp. Longton becomes involved in the case of a young foster mother accused of shoplifting.

9. Guilt

1983-10-29 · 50m

D.S. Bernie Duckworth faces a family tragedy when his daughter is knocked down by a lorry.

10. John The Lad

1983-11-05 · 50m

Insp. Longton enquires after John Morton, a dangerous young man who has returned to Hartley.

11. Who Says the War is Over?

1983-09-12 · 50m

An elderly man reports hearing a threatening voice calling from outside his isolated house - in German.

12. Off Duty

1983-11-19 · 50m

Insp. Longton attends a report of assault, and examines her relationship with John Holden.

13. Simple Simon

1983-11-26 · 50m

Insp. Longton tries to unravel the secret behind the strange behaviour of seventeen-year-old Simon Bailey.

14. Backtrack

1983-12-03 · 50m

Insp. Longton clashes with D.C.I. Mark Perrin over an armed robbery.