First air date: Sep 20, 1957 Episode duration: 00h 30m Rating: (5.2) based on 6 votes Status: Ended Seasons: 3 Episodes: 117 Starring: Lee Marvin, Paul Newlan Genre: Crime, Drama, Mystery
Lt. Frank Ballinger is a no-nonsense plain clothes cop in the elite M Squad Division. The Squad's task is to root out organised crime and corruption in America's Second City, Chicago.
