M Theme Tunes
- Macgyver
- Mad About You
- Magic Roundabout
- Magnum PI
- Main Marrion
- Man About the House
- Man from U.N.K.L.E.
- Manimal
- Marine Boy
- Mary Mungo and Midge
- Mary Whitehouse Experience
- Mask
- Matlock
- Matrix
- Melrose Place
- Mentos
- Metal Mickey
- Meteoro
- Miami Vice
- Mickey Mouse Club
- Mighty Mouse
- Miss Marple
- Mission Hill
- Mission Impossible
- Monkees
- Monkey
- Monty Python
- Moomins
- Moonlighting
- Mork
- Mosschops
- Mr Bean
- Mr Benn
- Mr Ed
- Mr Hanky (South Park)
- Mr Majeika
- Mr Men
- Mulberry
- Mumfie
- Munster Family
- Muppet Babies
- Muppet Show
- Murder She Wrote
- My Little Pony
- My Two Dads
- Mysterious Cities of Gold