- Murder, Inc. (1960)
- Murderball (2005)
- MurderDrome (2014)
- Murderer (2009)
- Murk Light (2013)
- Murmur of the Hearts (2015)
- MURPH: The Protector (2013)
- Muscle Shoals (2013)
- Muscles (2010)
- Muse of Fire: A Documentary (2013)
- Museo (2018)
- Museum Hours (2012)
- Musgo (2013)
- Mushishi (2007)
- Mushroom Man (2011)
- Mushrooming (Seenelkäik) (2012)
- Music and Lyrics (2007)
- Music by Prudence (2010)
- Music City USA (2013)
- Music for One Apartment and Six Drummers (2010)
- Music From the Big House (2010)
- The Music Lesson (2009)
- The Music Man (1962)
- The Music Never Stopped (2011)
- The Music of Silence (2018)
- The Music of Strangers (2016)
- Music Within (2007)
- Musical Chairs (2012)
- Musicwood (2012)
- A Musing (2011)
- The Musketeer (2001)
- The Muslims Are Coming! (2012)
- Mussels in Love (2012)
- Must Come Down (2012)
- Must Love Death (2009)
- Must Read After My Death (2009)
- Mustafa's Sweet Dreams (2012)
- Mustang (2015)
- The Mustang (2019)
- Mustang: Journey of Transformation (2009)
- Muta (2011)
- The mutability of all things and the possibility of changing some (2012)
- Mutant (2015)
- Mutant Chronicles (2009)
- Mutant Girls Squad (Sentô shôjo: Chi no tekkamen densetsu) (2010)
- Mutants (2010)
- Mute (2018)
- Mutiny (Tamarrud) (2012)
- Mutiny on the Bounty (1935)
- Mutt (2017)
- Mutual Friends (2014)
- My Afghanistan - Life in the Forbidden Zone (2012)
- My Afternoons with Margueritte (2010)
- My All American (2015)
- My Amityville Horror (2013)
- My Awkward Sexual Adventure (2012)
- My Baby's Daddy (2004)
- My Backyard Was a Mountain (2005)
- My Barefoot Friend: The Story of Shallim and His Old Rickshaw (2010)
- My Beloved Bodyguard (2016)
- My Best Day (2012)
- My Best Enemy (Mein Bester Feind) (2011)
- My Best Friend (2007)
- My Best Friend's Girl (2008)
- My Best Friend's Wedding (1997)
- My Big Fat Greek Wedding (2002)
- My Big Fat Greek Wedding 2 (2016)
- My Big Night (2015)
- My Big-Assed Mother (2012)
- My Blind Brother (2016)
- My Blind Date With Life (2017)
- My Blind Heart (2013)
- My Blood My Compromise (2010)
- My Bloody Valentine 3-D (2009)
- My Blueberry Nights (2008)
- My Boss's Daughter (2003)
- My Brother (Mon Frère) (2012)
- My Brother is an Only Child (2008)
- My Brother the Devil (2013)
- My Constellation (2013)
- My Country, My Country (2006)
- My Cousin Rachel (2017)
- My Cousin Vinny (1992)
- My Date with Drew (2005)
- My Daughter Is Missing (2017)
- My Daughter Nora (2016)
- My Dead Boyfriend (2016)
- My Dead Dad's Porno Tapes (2018)
- My Dear Girl, Jin-young (2013)
- My Dear Son (Caro Figlio) (2005)
- My Deer Friend (2008)
- My Dinner with Andre (1981)
- My Dinner with Hervé (2018)
- My Dog Killer (2013)
- My Dog Tulip (2009)
- My Dog's Christmas Miracle (2011)
- My Effortless Brilliance (2008)
- My Enemy, My Brother (2017)
- My Entire High School Sinking Into the Sea (2017)
- My Fair Lady (1964)