Z-Cars
Z-Cars or Z Cars is a British television drama series centred on the work of mobile uniformed police in the fictional town of Newtown, based on Kirkby, Merseyside. Produced by the BBC, it debuted in January 1962 and ran until September 1978.

Alec Hughes is a key witness to a bank hold-up for which Chris Morgan is being charged. DI Todd is afraid there may be attempts to intimidate Hughes and so he sends him to stay with Culshaw.