A body is found, but the detectives must figure out who it is...

A question of murder or suicide follows the death of a famous film star.

Tragedy results when a gang of violent youths runs riot.

The Home Office wants answers as to why car thefts are on the increase in London's metropolitan area. Chief Detective Superintendent Tom Lockhart forms a task force to find out who is responsible for the sudden increase in thefts and drive down car crime in the area.

Lockart is assigned to investigate a group of ingenious robberies.

To Follow

Lockhart is on the trail of a couple of vagrants who have got their hands on some 'weeping' gelignite.

The discovery of human bones down a well leads Scotland Yard to uncover a tragic story of sexual assault and murder ten years previously.

Lockhart's investigation into a series of daring jewellery thefts is interrupted by a murder.