M Squad is an American police drama television series that ran from 1957 to 1960 on NBC. It was produced by Lee Marvin's Latimer Productions and Revue Studios. Its format would later inspire the creation of spoof TV show Police Squad! Its main sponsor was the Pall Mall cigarette brand; Lee Marvin, the program's star, appeared in its commercials during many episodes. Alternate sponsors were General Electric, Hazel Bishop and Bulova watches.