Series with the first letter - "M"
- Mushi-Shi (2005–2006)
- Mussolini: The Untold Story (1985)
- Mutiny (2017)
- Muzzy in Gondoland (1987–…)
- My Adventures with Superman (2023–…)
- My Babysitter's a Vampire (2011–2012)
- My Brilliant Friend (2018–…)
- My Dad the Rock Star (2003–2004)
- My Fair Wedding (2008–…)
- My Family (2000–2011)
- My First First Love (2019–…)
- My Girlfriend Is an Alien (2019–2022)
- My Happy Marriage (2023–…)
- My Haunted House (2013–…)
- My Hero Academia (2016–…)
- My Huckleberry Friends (2017–2018)
- My Husband's Lover (2013)
- My Left Nut (2020–…)
- My Life as a Teenage Robot (2002–2022)
- My Life Is Murder (2019–…)
- My Little Pony: Friendship Is Magic (2010–…)
- My Little Pony: Make Your Mark (2022–…)
- My Mad Fat Diary (2013–2015)
- My Mister (2018)
- My Name Is Earl (2005–2009)
- My Only Love Song (2017–…)
- My Perfect Landing (2020)
- My So-Called Life (1994–1995)
- My Three Sons (1960–1972)
- My Two Dads (1987–1990)