M
- MacGyver
- MAD
- Mad About You
- Mad Men
- Made
- Made in Spain
- Madhouse
- Madman of the Sea
- Make It or Break It
- Make Me a Supermodel
- Make My Day
- Mall Cops: Mall of America
- Man Shops Globe
- Man v. Food
- Man vs. Wild
- Man, Woman, Wild
- Manhunters: Fugitive Task Force
- Manhunters: Fugitive Task Force
- Marcus Welby, M.D.
- Mario Lopez: Saved by the Baby
- Marked
- Married to Rock
- Martin
- Mary Knows Best
- Mary Tyler Moore Show
- MasterChef
- Masterpiece
- Masters of Horror
- Maya & Miguel
- Medium
- Meerkat Manor
- Meet the Browns
- Meet the Natives USA
- Mega Disasters
- MegaDrive
- Mel B: It's a Scary World
- Melissa & Joey
- Melrose Place
- Memphis Beat
- Men of a Certain Age
- Mental
- Mercy
- Merlin
- Meteorite Men
- MI-5
- Miami Ink
- Miami Social
- Miami Vice