M Squad

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.

Director

Don Medford,Bernard Girard,John Brahm,Don Taylor,Sidney Lanfield,David Lowell Rich,Jerry Hopper,Paul Stewart,Earl Bellamy,Bernard L. Kowalski,Don Weis,Francis D. Lyon,Robert Ellis Miller,Marc Lawrence,Allen H. Miner,Dann Cahn,Bretaigne Windust,David Butler,Robert Florey,Edward Ludwig,John Peyser,Robert Altman

Writers

Sidney Marshall,Bernard C. Schoenfeld,Stirling Silliphant,David Alexander