People
- Matt Smith
- Matt Spencer
- Matt Summer
- Matt Wainwright
- Mat Urey
- Maureen Carr
- Maureen Lipman
- Maureen Nolan
- Maurice Thorogood
- Mawaan Rizwan
- Max Abraham
- Max Anin
- Max Berridge
- Max Blackman
- Max Cane
- Max Cram
- Max Dorey
- Max Fone
- Max Fulham
- Max Gill
- Max Guest
- Max Hudd
- Maxine Scott
- Max Orr
- Max Popp
- Max Rowe
- Max Rowntree
- Max Runham
- Max Taptygin
- Max Tolland
- Maxwell James
- Maxwell Trengove
- Mayhew School of Dance
- Mayhew School of Dancing
- May McFetteridge
- May McFettridge
- McMaster Stage School
- Meera Syal
- Megan Ashley
- Megan Bancroft
- Megan Barnes
- Megan Bathgate
- Megan Bly
- Megan Cook
- Megan Dawson
- Megan Elsegood
- Megan Griffiths
- Megan Hughes
- Megan Ingram
- Megan Jobley