• Ma Perkins
• Macabre
• Maggie's Private Wire
• Magic Island, The
• Magic Carpet
• Magic Key, The
• Magnificent Montague, The
• Mail Call
• Maisie, The Adventures of
• Majestic's Master of Mystery
• Major Bowes' Original Amateur Hour
• Make Believe Ballroom
• Mama Bloom's Brood
• Man Behind The Gun
• Man Called X, The
• Man From Homicide, The
• Man Hunt
• Man In The Iron Mask
• Man Named Jordan, A
• Mandrake The Magician
• Manhattan Melodies
• Manhattan Merry-Go-Round
• Manhattan Room
• Manhunt
• March of Dimes Collection
• March Of Time, The
• Marco Polo
• Margie And The Models
• Marine Story
• Marian Anderson
• Mario Lanza Show, The
• Mark Trail
• Marriage Lines
• Marriage, The
• Martha Meade Society Program
• Martha White Time
• Martin and Lewis Show
• Martin Agronsky News
• Martin - Lamm
• Marx Brothers
• Mary Foster, Editors Daughter
• Mary Lee Taylor Show
• Mary Margaret McBride
• Masters Of Melody
• Masters Of Mystery
• Matinee Theater
• Matinee At Meadowbrook
• Matthew Slade, Private Investigator
• Maxwell House Coffee Time
• Maxwell House Good News
• Mayor of the Town
• McGarry And His Mouse
• Medicine USA
• Meet Corliss Archer
• Meet Me At Parky's
• Meet Millie
• Meet Miss Sherlock
• Meet Mr. McNutley
• Meet the Meeks
• Meet the Menjous
• Meet The Press
• Mel Blanc Show, The
• Melody Hour
• Melody Puzzles
• Melody Roundup
• Memories of Hawaii
• Men At Sea
• Men Of Vision
• Men Who Made America
• Mercury Summer Theater
• Mercury Theater
• Mercury Theater - Lady Esther Presents Orson Welles
• Meredith Willson's Musical Revue
• Merry Go-Round Melodies
• Mesa Memories
• Met Opera Presents
• Methuselah's Children
• Metropolitan Opera Auditions
• MGM Movie Club
• MGM On Parade
• MGM Theater of the Air, The
• Michael Shayne
• Michael Strogoff - Courier Of The Czar
• Mickey Mouse Theater of the Air, The
• Midday Merry Go-Round
• Midnighters Club
• Midstream
• Milton Berle Show, The
• Mind Your Manners
• Minnesota Old Tales And New
• Minnesota School Of The Air
• Misadventures of Si and Elmer, The
• Miss Information
• Mission Village On The Air
• Missus Goes A'Shoping
• Minstrel Train, The
• Mirror
• Mitch Miller Show
• MJB Demitasse Revue
• Molle Mystery Theater
• Molly And The Captian
• Monday Night Playhouse - CBC
• Monday Playbill - CBC
• Monticello Party Line
• Moon over Africa
• Moon River
• Mormon Tabernacle Choir
• Morning In Manhattan
• Morning Matinee
• Movie Parade
• Movie Previews
• Movietown Radio Theater
• Movies4TheBlind
• Moving Stories Of Life
• Mr. Ace and Jane
• Mr. and Mrs. Blandings
• Mr. Chameleon
• Mr. District Attorney
• Mr. Keen, Tracer of Lost Persons
• Mr. President
• Mr. and Mrs. North
• Mr. Moto
• Mrs. Tucker's Smile Program
• Murder by Experts
• Murder Clinic
• Murder For Christmas
• Music A La Mode
• Music America Loves Best
• Music And The Muse
• Music By Adlan
• Music By Kostelanetz
• Music Depreciation
• Music In Minature
• Music From America
• Music For Sunday
• Music From The House Of Squibb (see Squibb Show, The)
• Music Of Andre Kostelanetz
• Music Of David Rose
• Music Of Howard Barlow
• Music Of Mark Warnow
• Music On Deck
• Music We Love
• Music You Like
• Musical Special
• Musical Moments
• Mutual Of Omaha
• My Favorite Husband
• My Friend Irma
• My Little Margie
• My Name Is Adam Kain
• My Son Jeep
• Myrt and Marge
• Mysterious Circumstances
• Mysterious Traveler, The
• Mystery Award Theater
• Mystery Castle
• Mystery House
• Mystery in the Air (1947 - Peter Lorre)
• Mystery Is My Hobby
• Mystery Playhouse (AFRS)
• Mystery Project, The
• Mystery Theater - ABC
• Mystery Theater - CBC