3x1 - Big Deal

January 23, 1974

Barlow's involvement in the security arrangements for a number of big open-air pop festivals appears to be routine. But when things go wrong at least one chief constable is glad he's there.

3x3 - Plunder

February 6, 1974

Even on holiday in Italy Barlow manages to combine business with pleasure - which accounts for his knowledge of and interest in Etruscan art.

3x4 - Hit

February 13, 1974

Barlow is instructed to make discreet enquiries into the undesirable company being kept by a politician. In the process he meets up with an old adversary and decides, for once, to go it alone.

3x5 - Corruption

February 20, 1974

A series of apparently unconnected explosions reveals a web of intrigue. Barlow's enquiries touch a raw nerve in high places and he takes a big personal risk.

3x6 - Restitution

February 27, 1974

3x7 - Snookered

March 6, 1974

A mysterious call from Special Branch leads Barlow into a cloak-and-dagger world which is, as Fenton warns him, ""shadowy, full of intrigue - and violent"".

3x8 - Sect

March 13, 1974

The Home Office have received a number of complaints about an apparently harmless religious sect. Barlow's team investigate, with tragic results.