A suspect in an armed London hold up asks to see Detective Sergeant Brook - and new assistant Tully arrives and is plunged straight into the sharp end of police work.
Starring Ray Brooks as Detective Sergeant Brook and Stephen Garlick as Detective Constable Tully.
More tough stories of crime and detection in London written by Robert Barr.
Robert Barr also wrote TV scripts for the BBC's Z Cars and Softly Softly. He was also a prize-winning TV producer.
Producer: Martin Fisher
First broadcast weekly on BBC Radio 2 in June 1984.