E1 - Point of Impact

Aired: April 22, 1972

Violence flares up when a student protest meets a counter-demonstration. A young demonstrator is killed by a blow to the head. The nearest person to the body is a mounted officer Tyrell . DCS Kingdom now faces a difficult case, where strong evidence accumulates against a brother policeman.

E2 - The Comeback

Aired: April 29, 1972

Kingdom investigates the murder of a retired bank manager.

E3 - Memory of a Gauntlet

Aired: May 06, 1972

Kingdom investigates a fanatical Nazi-hunter.

E4 - The Palais Romeo

Aired: May 13, 1972

Ward challenges Kingdom over his handling of an investigation into a serial killer.

E5 - Hard Contract

Aired: May 20, 1972

Kingdom investigates two apparently unrelated murders, but both victims were killed with the same gun.

E6 - Shock Tactics

Aired: May 27, 1972

A man confesses to killing his wife in a practical joke.

E7 - The Wrong 'Un

Aired: June 03, 1972

Kingdom investigates the murder of a prisoner.

E8 - Fire in a Honey Pot

Aired: June 10, 1972

Kingdom investigates a series of arson attacks on betting shops.

E9 - Perfect In Every Way

Aired: June 17, 1972

Kingdom investigates what's appears to be the perfect murder.

E10 - The Banker

Aired: June 24, 1972

Kingdom investigates the finances of a murdered couturier.

E11 - Ask No Questions

Aired: July 01, 1972

Kingdom explores the world of drop-outs when the body of a murdered girl is found on a rubbish tip.

E12 - Reunion

Aired: July 08, 1972

On the night that Steve Thomas escapes from prison, a solicitor is found murdered in his office - and £11 is missing from the cash box. Kingdom and Ward investigate, but why should anyone commit murder for such a small sum.

E13 - And When You're Wrong

Aired: July 15, 1972

Inspector Ward hopes to catch the brain behind a series of bank robberies through his contract with a shady ex- insurance agent , Charles Prentice. But when Ward arrives at Prentice's flat to finalise the arrangements, he finds Kingdom , who is there to investigate a murder - and the Inspector's activities.