Z-Cars was a British television series featuring police. Keith Perry was an avid viewer of Z-Cars. (PROSE: The Evil of the Daleks) Christine Summerfield speculated that the desk sergeant who filed her case had joined the police force because he'd seen Z-Cars as a teenager and thought it would be exciting. (PROSE: Dead Romance) Z-Cars was among the 20th century Earth television shows broadcast by Reef Station One in the New Earth Republic during the 101st century. (PROSE: Synthespians™)