[1] The series stars Dennis Waterman as John Neil, a former SAS officer, and Falklands veteran, later recruited as an agent and investigator for the Security Service (MI5).

He took refuge from the world in a remote house deep in the Yorkshire countryside, until MI5 come calling with a job offer he can't refuse, however reluctantly.

[2] On 23 April 2018, nearly twenty-five years after the broadcast of the self-titled pilot, the complete series was released on Region 2 DVD in the UK by Strawberry Media.

Rural locations north east of Leeds include the villages of Linton and Sicklinghall, and the stately Bramham Park House, all near Wetherby.

The Wolves are Howling Sleeping Dogs Dark Secret Kalon Neil is asked to meet with retired KGB officer Alexander Petrov (Leo McKern), who has approached MI5 claiming that he has highly classified information that he wishes to sell to pay for a triple heart bypass.

Whilst trying to protect Annie, Neil finds he has become the target of a German hitman, Hans Schroder (Nicholas Jones), who believes him to have been responsible for Petrov's death.