Season 4

Episode 1

S4 · E1 · 13/09/1972

Spit and Polish

No synopsis available.

Episode 2

S4 · E2 · 20/09/1972

Killer

No synopsis available.

Episode 3

S4 · E3 · 27/09/1972

Surveillance

No synopsis available.

Episode 4

S4 · E4 · 04/10/1972

Dog Eat Dog

No synopsis available.

Episode 5

S4 · E5 · 11/10/1972

Bank Rate

No synopsis available.

Episode 6

S4 · E6 · 18/10/1972

On the Third Day

No synopsis available.

Episode 7

S4 · E7 · 25/10/1972

The Witness

No synopsis available.

Episode 8

S4 · E8 · 01/11/1972

Run for your Money

No synopsis available.

Episode 9

S4 · E9 · 08/11/1972

New Broom

No synopsis available.

Episode 10

S4 · E10 · 15/11/1972

Paper Chase

A search is on for a couple who are flooding shops with fake one pound notes. Market stallholder Ben Fisher attempts to get his money back by using local dog track.

Episode 11

S4 · E11 · 22/11/1972

Welcome to the Club

No synopsis available.

Episode 12

S4 · E12 · 29/11/1972

Justice

No synopsis available.

Episode 13

S4 · E13 · 06/12/1972

Conversion

No synopsis available.

Episode 14

S4 · E14 · 13/12/1972

Needle

An unpopular prison warden is run down outside the prison gates. Watt believes he knows which prisoner was behind it but he has to find the driver.

Episode 15

S4 · E15 · 20/12/1972

Execution

No synopsis available.

Episode 16

S4 · E16 · 03/01/1973

Time-Table

No synopsis available.

Episode 17

S4 · E17 · 10/01/1973

Conspiracy

No synopsis available.

Episode 18

S4 · E18 · 17/01/1973

Money for Sale

No synopsis available.

Episode 19

S4 · E19 · 24/01/1973

For Love or Money

No synopsis available.

Episode 20

S4 · E20 · 31/01/1973

Little Acorns

No synopsis available.