- Mostly Ghostly 3: One Night in Doom House (2016)
- Mostly Ghostly: Have You Met My Ghoulfriend? (2014)
- Mosul (2019)
- Moteki (Love Strikes!) (2011)
- Motel Hell (1980)
- Motel Mist (2016)
- Moth (2016)
- Mother (2009)
- Mother and Child (2009)
- Mother Krampus 2: Slay Ride (2018)
- Mother Kusters Goes to Heaven (1975)
- Mother Lode (1982)
- Mother Never Dies (1942)
- Mother Night (1996)
- Mother of George (2013)
- Mother of Tears (2007)
- Mother! (2017)