M SquadOverviewThe hard-hitting adventures of tough Lieutenant Frank Ballinger, a member of the Chicago Police Department's M Squad, an elite crime-fighting unit.First airedSeptember 20, 1957URL slugm-squadGenresDramaCrimeThrillerArtworkPosterBackgroundNo imageIconBannerSeasonsSpecials0 episodesSeason 138 episodesSeason 240 episodesSeason 339 episodesCast & crewCastLee Marvin — Lt. Frank BallingerPaul Newlan — Police Capt. Grey
