| Rank | Title | Year | Director(s) |
| 69 | M | 1931 | Fritz Lang |
| 248 | M*A*S*H | 1970 | Robert Altman |
| 2634 | Ma Vie en Rose | 1997 | Alain Berliner |
| 2332 | The Machinist | 2004 | Brad Anderson |
| 671 | Mad Max | 1979 | George Miller |
| 377 | Mad Max: Fury Road | 2015 | George Miller |
| 2800 | Maedchen in Uniform | 1931 | Leontine Sagan |
| 2275 | The Magdalene Sisters | 2002 | Peter Mullan |
| 405 | The Magnificent Ambersons | 1942 | Orson Welles |
| 273 | The Magnificent Seven | 1960 | John Sturges |
| 292 | Magnolia | 1999 | Paul Thomas Anderson |
| 2486 | Les Maîtres fous | 1957 | Jean Rouch |
| 2311 | Major Dundee | 1965 | Sam Peckinpah |
| 1566 | Major League | 1989 | David S. Ward |
| 949 | Make Way for Tomorrow | 1937 | Leo McCarey |
| 746 | Malcolm X | 1992 | Spike Lee |
| 68 | The Maltese Falcon | 1941 | John Huston |
| 2639 | Mamma Mia! | 2008 | Phyllida Lloyd |
| 1955 | A Man and a Woman | 1966 | Claude Lelouch |
| 1353 | Man Bites Dog | 1992 | Rémy Belvaux, André Bonzel, and Benoît Poelvoorde |
| 443 | A Man Escaped | 1956 | Robert Bresson |
| 838 | A Man for All Seasons | 1966 | Fred Zinnemann |
| 1788 | The Man from Laramie | 1955 | Anthony Mann |
| 1614 | The Man in the White Suit | 1951 | Alexander Mackendrick |
| 1980 | Man of Aran | 1934 | Robert J. Flaherty |
| 2432 | Man of Marble | 1977 | Andrzej Wajda |
| 2589 | Man of Steel | 2013 | Zack Snyder |
| 1823 | Man of the West | 1958 | Anthony Mann |
| 1813 | Man on Fire | 2004 | Tony Scott |
| 2742 | Man on the Moon | 1999 | Milos Forman |
| 689 | Man on Wire | 2008 | James Marsh |
| 765 | The Man Who Fell to Earth | 1976 | Nicolas Roeg |
| 2674 | The Man Who Knew Too Much | 1934 | Alfred Hitchcock |
| 1463 | The Man Who Knew Too Much | 1956 | Alfred Hitchcock |
| 178 | The Man Who Shot Liberty Valance | 1962 | John Ford |
| 2272 | The Man Who Wasn't There | 2001 | Joel Coen |
| 764 | The Man Who Would be King | 1975 | John Huston |
| 1383 | The Man with the Golden Arm | 1955 | Otto Preminger |
| 180 | The Man with the Movie Camera | 1929 | Dziga Vertov |
| 1702 | The Man with Two Brains | 1983 | Carl Reiner |
| 2379 | The Man without a Past | 2002 | Aki Kaurismäki |
| 1740 | Manchester by the Sea | 2016 | Kenneth Lonergan |
| 214 | The Manchurian Candidate | 1962 | John Frankenheimer |
| 117 | Manhattan | 1979 | Woody Allen |
| 1377 | Manhunter | 1986 | Michael Mann |
| 1503 | Manon of the Spring | 1986 | Claude Berri |
| 2625 | The Many Adventures of Winnie the Pooh | 1977 | John Lounsbery and Wolfgang Reitherman |
| 1403 | Marathon Man | 1976 | John Schlesinger |
| 1252 | March of the Penguins | 2005 | Luc Jacquet |
| 2782 | Margaret | 2011 | Kenneth Lonergan |
| 1685 | El Mariachi | 1992 | Robert Rodriguez |
| 2479 | Marie Antoinette | 2006 | Sofia Coppola |
| 2763 | The Mark of Zorro | 1940 | Rouben Mamoulian |
| 1818 | Marketa Lazarová | 1967 | Frantisek Vlácil |
| 1401 | Marnie | 1964 | Alfred Hitchcock |
| 819 | The Marriage of Maria Braun | 1979 | Rainer Werner Fassbinder |
| 1807 | Mars Attacks! | 1996 | Tim Burton |
| 2358 | Martin | 1977 | George A. Romero |
| 1150 | Marty | 1955 | Delbert Mann |
| 1916 | Martyrs | 2008 | Pascal Laugier |
| 837 | Mary and Max | 2009 | Adam Elliot |
| 267 | Mary Poppins | 1964 | Robert Stevenson |
| 2041 | Masculine Feminine | 1966 | Jean-Luc Godard |
| 1585 | The Mask | 1994 | Chuck Russell |
| 2268 | The Masque of the Red Death | 1964 | Roger Corman |
| 1130 | Master and Commander: The Far Side of the World | 2003 | Peter Weir |
| 2472 | The Master | 2012 | Paul Thomas Anderson |
| 1831 | Match Point | 2005 | Woody Allen |
| 1768 | Matewan | 1987 | John Sayles |
| 1970 | Matilda | 1996 | Danny DeVito |
| 35 | The Matrix | 1999 | Lana and Lilly Wachowski |
| 1901 | The Matrix Reloaded | 2003 | Lana and Lilly Wachowski |
| 2507 | The Matrix Revolutions | 2003 | Lana and Lilly Wachowski |
| 1894 | Maurice | 1987 | James Ivory |
| 288 | McCabe & Mrs. Miller | 1971 | Robert Altman |
| 815 | Mean Girls | 2004 | Mark Waters |
| 249 | Mean Streets | 1973 | Martin Scorsese |
| 2171 | Meek's Cutoff | 2010 | Kelly Reichardt |
| 283 | Meet Me in St. Louis | 1944 | Vincente Minnelli |
| 1588 | Meet the Parents | 2000 | Jay Roach |
| 2088 | Melancholia | 2011 | Lars von Trier |
| 139 | Memento | 2000 | Christopher Nolan |
| 852 | Memories of Murder | 2003 | Bong Joon Ho |
| 1002 | Memories of Underdevelopment | 1968 | Tomás Gutiérrez Alea |
| 787 | Men in Black | 1997 | Barry Sonnenfeld |
| 1586 | Menace II Society | 1993 | Albert and Allen Hughes |
| 2297 | Ménilmontant | 1926 | Dimitri Kirsanoff |
| 1800 | Mephisto | 1981 | István Szabó |
| 2162 | Merry Christmas, Mr. Lawrence | 1983 | Nagisa Ôshima |
| 2030 | The Merry Widow | 1934 | Ernst Lubitsch |
| 713 | Meshes of the Afternoon | 1943 | Maya Deren and Alexander Hammid |
| 2302 | Metallica: Some Kind of Monster | 2004 | Joe Berlinger and Bruce Sinofsky |
| 39 | Metropolis | 1927 | Fritz Lang |
| 1349 | Metropolitan | 1990 | Whit Stillman |
| 2027 | Michael Clayton | 2007 | Tony Gilroy |
| 1832 | Midnight | 1939 | Mitchell Leisen |
| 194 | Midnight Cowboy | 1969 | John Schlesinger |
| 1703 | Midnight Express | 1978 | Alan Parker |
| 1599 | Midnight in Paris | 2011 | Woody Allen |
| 773 | Midnight Run | 1988 | Martin Brest |
| 2567 | The Mighty Ducks | 1992 | Stephen Herek |
| 440 | Mildred Pierce | 1945 | Michael Curtiz |
| 886 | Milk | 2008 | Gus Van Sant |
| 2133 | Millennium Actress | 2001 | Satoshi Kon |
| 466 | Miller's Crossing | 1990 | Joel Coen |
| 331 | Million Dollar Baby | 2004 | Clint Eastwood |
| 2102 | Le Million | 1931 | René Clair |
| 2653 | Ministry of Fear | 1944 | Fritz Lang |
| 516 | Minority Report | 2002 | Steven Spielberg |
| 1172 | Miracle | 2004 | Gavin O'Connor |
| 2189 | Miracle in Milan | 1951 | Vittorio De Sica |
| 884 | The Miracle of Morgan's Creek | 1943 | Preston Sturges |
| 544 | Miracle on 34th Street | 1947 | George Seaton |
| 1368 | The Miracle Worker | 1962 | Arthur Penn |
| 498 | The Mirror | 1975 | Andrei Tarkovsky |
| 2067 | Les Misérables | 2012 | Tom Hooper |
| 745 | Misery | 1990 | Rob Reiner |
| 1286 | The Misfits | 1961 | John Huston |
| 1525 | Mishima: A Life in Four Chapters | 1985 | Paul Schrader |
| 2295 | Missing | 1982 | Costa-Gavras |
| 1451 | The Mission | 1986 | Roland Joffé |
| 1435 | Mission: Impossible | 1996 | Brian De Palma |
| 2474 | Mission: Impossible - Fallout | 2018 | Christopher McQuarrie |
| 2080 | Mission: Impossible - Ghost Protocol | 2011 | Brad Bird |
| 2435 | Mission: Impossible - Rogue Nation | 2015 | Christopher McQuarrie |
| 2454 | Mission: Impossible III | 2006 | J.J. Abrams |
| 1833 | Mississippi Burning | 1988 | Alan Parker |
| 2002 | The Mist | 2007 | Frank Darabont |
| 1627 | Mister Roberts | 1955 | John Ford and Mervyn LeRoy |
| 1804 | Moana | 2016 | Ron Clements and John Musker |
| 53 | Modern Times | 1936 | Charles Chaplin |
| 2702 | Mommie Dearest | 1981 | Frank Perry |
| 682 | Mon Oncle | 1958 | Jacques Tati |
| 2417 | Mon oncle d'Amérique | 1980 | Alain Resnais |
| 1657 | Moneyball | 2011 | Bennett Miller |
| 2234 | Monkey Business | 1931 | Norman Z. McLeod |
| 1092 | Monsieur Verdoux | 1947 | Charles Chaplin |
| 1993 | Monsoon Wedding | 2001 | Mira Nair |
| 1183 | Monster | 2003 | Patty Jenkins |
| 397 | Monsters, Inc. | 2001 | Pete Docter |
| 2680 | Monterey Pop | 1968 | D.A. Pennebaker |
| 111 | Monty Python and the Holy Grail | 1975 | Terry Gilliam and Terry Jones |
| 2019 | Monty Python's The Meaning of Life | 1983 | Terry Gilliam and Terry Jones |
| 1845 | Moolaadé | 2004 | Ousmane Sembene |
| 660 | Moon | 2009 | Duncan Jones |
| 741 | Moonlight | 2016 | Barry Jenkins |
| 963 | Moonrise Kingdom | 2012 | Wes Anderson |
| 770 | Moonstruck | 1987 | Norman Jewison |
| 1642 | Morocco | 1930 | Josef von Sternberg |
| 2412 | Morvern Callar | 2002 | Lynne Ramsay |
| 2705 | Mother | 1926 | Vsevolod Pudovkin |
| 1652 | Mother and Son | 1997 | Aleksandr Sokurov |
| 692 | The Mother and the Whore | 1973 | Jean Eustache |
| 2662 | Mother India | 1957 | Mehboob Khan |
| 1733 | The Motorcycle Diaries | 2004 | Walter Salles |
| 1036 | Mouchette | 1967 | Robert Bresson |
| 357 | Moulin Rouge! | 2001 | Baz Luhrmann |
| 2618 | A Movie | 1958 | Bruce Conner |
| 2146 | Mr. & Mrs. Smith | 2005 | Doug Liman |
| 1191 | Mr. Deeds Goes to Town | 1936 | Frank Capra |
| 453 | Mr. Hulot's Holiday | 1953 | Jacques Tati |
| 303 | Mr. Smith Goes to Washington | 1939 | Frank Capra |
| 1241 | Mrs. Doubtfire | 1993 | Chris Columbus |
| 1496 | Mrs. Miniver | 1942 | William Wyler |
| 1190 | Mulan | 1998 | Tony Bancroft and Barry Cook |
| 124 | Mulholland Dr. | 2001 | David Lynch |
| 2388 | The Mummy | 1999 | Stephen Sommers |
| 1527 | The Mummy | 1932 | Karl Freund |
| 1624 | Munich | 2005 | Steven Spielberg |
| 2527 | The Muppet Christmas Carol | 1992 | Brian Henson |
| 723 | The Muppet Movie | 1979 | James Frawley |
| 2597 | Murder on the Orient Express | 1974 | Sidney Lumet |
| 1413 | Murder, My Sweet | 1944 | Edward Dmytryk |
| 1051 | Murderball | 2005 | Henry Alex Rubin and Dana Adam Shapiro |
| 1640 | Muriel's Wedding | 1994 | P.J. Hogan |
| 2777 | Murmur of the Heart | 1971 | Louis Malle |
| 1691 | The Music Box | 1932 | James Parrott |
| 1114 | The Music Man | 1962 | Morton DaCosta |
| 1288 | The Music Room | 1958 | Satyajit Ray |
| 1074 | Mutiny on the Bounty | 1935 | Frank Lloyd |
| 869 | My Beautiful Laundrette | 1985 | Stephen Frears |
| 2040 | My Best Friend's Wedding | 1997 | P.J. Hogan |
| 2025 | My Big Fat Greek Wedding | 2002 | Joel Zwick |
| 2251 | My Brilliant Career | 1979 | Gillian Armstrong |
| 1557 | My Cousin Vinny | 1992 | Jonathan Lynn |
| 363 | My Darling Clementine | 1946 | John Ford |
| 1996 | My Dinner with Andre | 1981 | Louis Malle |
| 322 | My Fair Lady | 1964 | George Cukor |
| 2453 | My Favorite Year | 1982 | Richard Benjamin |
| 1145 | My Left Foot | 1989 | Jim Sheridan |
| 1345 | My Life as a Dog | 1985 | Lasse Hallström |
| 628 | My Life to Live | 1962 | Jean-Luc Godard |
| 788 | My Man Godfrey | 1936 | Gregory La Cava |
| 230 | My Neighbor Totoro | 1988 | Hayao Miyazaki |
| 752 | My Night at Maud's | 1969 | Eric Rohmer |
| 769 | My Own Private Idaho | 1991 | Gus Van Sant |
| 2434 | My Summer of Love | 2004 | Pawel Pawlikowski |
| 2627 | My Winnipeg | 2007 | Guy Maddin |
| 1422 | Mysterious Skin | 2004 | Gregg Araki |
| 2514 | Mystery Men | 1999 | Kinka Usher |
| 1141 | The Mystery of Kaspar Hausar | 1974 | Werner Herzog |
| 1997 | Mystery Train | 1989 | Jim Jarmusch |
| 759 | Mystic River | 2003 | Clint Eastwood |
