The team investigate the death of a circus ringmaster.

The team probe a murder in a photographer's shop.

When Brian's dog finds a body on a common, it prompts two people to confess to murder.

The team probe a case of one of the last men to be hanged in Britain.

An elderly lady's body is discovered, partly consumed by her horde of cats. Jack thinks it's murder.

A case is re-opened when a security van is found at the bottom of the lake.

The team look into a suspicious death in an old people's home.

Jack decides to take revenge against his wife's killer by running him down.