A police officer attempts to get Kirk to pull his Corvette over.
A police officer, policeman, or cop was an individual who worked for a law enforcement agency and was responsible for upholding the local laws. Police officers also investigated alleged violations of laws, arrested and interrogated suspects and protected local citizens.
In 1986, Gillian Taylor threatened to call the cops if James T. Kirk and Spock didn't leave the Cetacean Institute immediately. (Star Trek IV: The Voyage Home)
In 1996, after a decades-long ordeal on 20th century Earth, a mentally confused Captain Braxton from the 29th century called a Los Angeles police officer a "quasi-Cardassian totalitarian." (VOY: "Future's End")
In 2004, police officers of the Detroit Police Department arrested Loomis after being tipped off by Jonathan Archer and T'Pol of his involvement in a series of local kidnappings. (ENT: "Carpenter Street")
Dan Bell was a fictional police officer portrayed in the The Big Good-Bye of the Dixon Hill series. In 2364, Jean-Luc Picard underwent an interrogation while playing Dixon Hill during a holonovel. (TNG: "The Big Goodbye")
Colonel Lenaris Holem was an officer in the Bajoran civil police during the 2370s. (DS9: "Shakaar")