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.

When No. 18 alarm bell rings in Newtown station Watt and Blackitt brace themselves for trouble. For No. 18 is Mercer's Universal Stores and Mr. Mercer is a notoriously difficult character.