| Details | Name | Sex | Title | Studio Years |
|---|---|---|---|---|
| View | Ward MacAllister | Male | Actor | 1916-17 |
| View | John MacArthur | Male | Laborer | 1917 |
| View | Wallace MacDonald | Male | Actor | 1916 |
| View | Donald MacDonald | Male | Director | 1915-16 |
| View | J. Farrell MacDonald | Male | Actor | 1919 |
| View | Melbourne MacDowell | Male | Actor | 1919 |
| View | Harold MacGrath | Male | Freelance author | 1915 |
| View | Hayward Mack | Male | Actor | 1918-21 |
| View | Jack MacKenzie | Male | Cameraman | 1918 |
| View | Joe Mackey | Male | 1915 | |
| View | Douglas MacLean | Male | Actor | 1916 |
| View | Murdock MacQuarrie | Male | Director | 1916 |
| View | E. W. MacRae | Male | Scenic artist | 1916 |
| View | Ruth MacTammany | Male | Actress | 1917 |
| View | Robert N. MacWilliams | Male | Cameraman | 1916 |
| View | Golda Madden | Male | Actress | 1918 |
| View | F. C. Maguire | Male | Studio employee | 1916 |
| View | Elizabeth F. Mahoney | Male | Scenarist | 1917-19 |
| View | Stewart S. Maitland | Male | Carpenter | 1916-17 |
| View | Fred M. Malatesta | Male | Actor | 1920 |
| View | John A. Mallin | Male | Scenic artist | 1917 |
| View | Douglas Mallock | Male | Freelance author | 1914 |
| View | Leo Maloney | Male | Actor | |
| View | D. L. Manley | Male | Freelance author | 1914 |
| View | Marjorie Manners | Male | Actor | 1920 |
| View | Elsie Manning | Male | Actress | 1916 |
| View | Phillip Marble | Male | Actor | 1912 |
| View | L. J. Marcet | Male | Actor | 1913 |
| View | William Marion | Male | Actor | 1920 |
| View | E. Markgraft | Male | Studio employee | 1916 |
| View | Mildred Marquette | Male | Stenographer | 1916-19 |
| View | Charles Marriot | Male | Actor | 1917 |
| View | William Marshall | Male | Actor | 1916 |
| View | George E. Marshall | Male | Cameraman | 1915 |
| View | Rosita Marstini | Male | Actress | 1918 |
| View | Pansy Martin | Male | Editor | 1916-17 |
| View | Lydia S. Martin | Male | Bookkeeper | 1915 |
| View | Martha "Marty" Martin | Male | Actress | 1914-16 |
| View | Jose Martinez | Male | Studio employee | 1916 |
| View | Ben Martinez | Male | Studio employee | 1916 |
| View | Wyndham Martyn | Male | Author | 1918 |
| View | Joseph Massey | Male | Actor | 1916 |
| View | Mary Matkin | Male | Freelance author | 1914 |
| View | Jack Matthews | Male | Studio employee | 1916 |
| View | Martha Mattox | Male | Actress | 1919 |
| View | Arthur Maude | Male | Director and Actor | 1916 |
| View | Ruth Maurice | Male | Actress | 1918 |
| View | Louella Maxam | Male | Actress | 1918 |
| View | Gordon V. May | Male | Freelance author | 1913 |
| View | Arthur N. Maynard | Male | Accountant | 1916 |
| View | Ward McAllister | Male | Actor | 1916 |
| View | John McArthur | Male | Grip | 1915-19 |
| View | T. E. McAuliffe | Male | Scenarist | 1913 |
| View | Harry McCabe | Male | Actor | 1916 |
| View | George Lee McCandless | Male | Writer | 1918 |
| View | Roy L. McCardell | Male | Scenarist | 1915 |
| View | H. D. McCary | Male | Studio employee | 1916 |
| View | A. W. McClure | Male | Actor | 1916 |
| View | Mollie McConnell | Male | Actress | 1918 |
| View | Bernard McConville | Male | Scenarist | 1918 |
| View | Harry McCoy | Male | Actor | 1918 |
| View | Kid McCoy | Male | Actor | 1918 |
| View | J. McCullough | Male | Studio employee | 1916 |
| View | Wallace McDonald | Male | Director | 1915-16 |
| View | J. Farrell McDonald | Male | Actor | 1918 |
| View | Henry McDonough | Male | Studio employee | 1916 |
| View | S. McDonough | Male | Studio employee | 1916 |
| View | Nancy McEwen | Male | Editor | |
| View | Peter C. McFarland | Male | 1919 | |
| View | F. J. McGann | Male | Manager | 1916 |
| View | Edna May McGhee | Male | Actress | 1916 |
| View | James W. McGhee | Male | Actor | 1915-16 |
| View | C. Lester McGinnis | Male | Electrician | 1917 |
| View | J. P. McGowan | Male | Director and Actor | |
| View | J. P. McGowan | Male | Actor | 1920 |
| View | Harold McGraff | Male | Assistant cameraman | 1915-16 |
| View | Nancy McHugh | Male | Laboratory | 1918-19 |
| View | L. S. McKee | Male | Actor | 1919 |
| View | Margaret McKenna | Male | Actress | 1916 |
| View | Edward McKiernan | Male | Actor | 1915-16 |
| View | M. R. McKinstry | Male | Freelance author | 1914-1915 |
| View | Robert B. McKnight | Male | Publicity | 1918 |
| View | Archer McMackin | Male | Director | 1915-1916 |
| View | Rosemary McMackin | Male | Actress | 1915 |
| View | Orange R. McNall | Male | Bookkeeper | 1915-17 |
| View | Thomas L. McNally | Male | Assistant cameraman | 1917 |
| View | Jack McPherson | Male | Studio employee | 1916 |
| View | Murdock McQuarrie | Male | Actor | 1913 |
| View | Margaret McWade | Male | Actress | 1920 |
| View | B. Meier | Male | Studio employee | 1916 |
| View | Josa Melville | Male | Actress | 1914 |
| View | Charlotte Merriam | Male | Actress | 1918 |
| View | P. P. Mesquita | Male | Stucco worker | 1917 |
| View | Grace Meston | Male | Clerk | 1917-19 |
| View | Alice A. Methley | Male | Freelance author | 1913 |
| View | Henry Meyer | Male | Assistant manager | 1910 to ? |
| View | Joseph Meyerink | Male | Painter | 1917 |
| View | Otto Meyers | Male | Studio employee | 1916 |
| View | Thomas B. Middleton | Male | Director of Photography | 1912-17 |
| View | Guy Milham | Male | Actor | 1919 |
| View | Robert Miller | Male | Actor | 1916 |
| View | J. A. Miller | Male | Studio employee | 1916 |
| View | Howard Miller | Male | Painter | 1918-19 |
| View | Neva Millett | Male | 1913 | |
| View | Arthur Millett | Male | Actor | 1913 |
| View | Henry Milne | Male | Studio employee | 1916 |
| View | Maud Milton | Male | Actress | 1914 |
| View | Charlotte Mineau | Male | Actress | 1918 |
| View | Afton Mineer | Male | Actress | 1914 |
| View | Mary Miles Minter | Male | Actress | 1916-19 |
| View | Rhea Mitchell | Male | Actress | 1916-17 |
| View | Earnest Mitchell | Male | Cameraman | 1912-16 |
| View | D. Mitchell | Male | Studio employee | 1916 |
| View | H. L. Mitchell | Male | Studio employee | 1916 |
| View | D. Mitsoras | Male | Actor | 1918-19 |
| View | Oscar Mogansen | Male | Studio employee | 1916 |
| View | Abel B. Molen | Male | Property | 1915-17 |
| View | William Mong | Male | Actor | 1918 |
| View | Frederick Monley | Male | Actor | 1920 |
| View | F. J. Montague | Male | Freelance author | 1914 |
| View | Bull Montana | Male | Actor | 1919 |
| View | Earl T. Montgomery | Male | Actor | 1916 |
| View | Mrs. Montgomery | Male | Actress | 1916 |
| View | Mr. Moore | Male | Still Photographer | 1919 |
| View | Thomas H. Moore | Male | Carpenter | 1917-19 |
| View | Patrick Moore | Male | Actor | 1916 |
| View | Micky Moore | Male | Actor | 1916 |
| View | Jacqueline Moore | Male | Actress | 1914 |
| View | Maud Moore-Clement | Male | Story Writer | 1913 |
| View | Alonzo "Lonnie" Moraga | Male | Stableman | 1914-16 |
| View | Ed Moraga | Male | Studio employee | 1916 |
| View | Harry Moraine | Male | Property | 1913 |
| View | Tom Moran | Male | Actor | 1917 |
| View | Joe H. Morgan | Male | Cameraman | 1915 |
| View | Harry Dukes Morgan | Male | Assistant Director | 1914 |
| View | Ira H. Morgan | Male | Cameraman | 1916-17 |
| View | Marie Morledge | Male | Actress | 1918 |
| View | Sam Morris | Male | Director | 1910-1911 |
| View | Richard Morris | Male | Actor | 1918 |
| View | Carl H. Morrison | Male | Assistant Director | 1911-16 |
| View | Eugene Morrison | Male | Titles | 1915 |
| View | Cora Morrison | Male | Actress | 1914-16 |
| View | Louis Morrison | Male | Actor | 1917 |
| View | Jean T. Morrison | Male | Scenic artist | 1915-16 |
| View | Charles "Chick" Morrison | Male | Superintendent | 1911-16 |
| View | Adrienne Morrison | Male | Actress | 1914 & 1916 |
| View | Anna Marie Sandburg Morrison | Male | Studio employee | 1916 |
| View | George "Pete" Morrison | Male | Manager | 1911-16 |
| View | T. C. Morrison | Male | Studio employee | 1916 |
| View | William Morse | Male | Actor | 1912 |
| View | Jessie Mosley | Male | Actress | 1910 to ? |
| View | Jack Mower | Male | Actor | 1916-18 |
| View | A. Mozart | Male | Actor | 1916 |
| View | Charles Munro | Male | Studio employee | 1916 |
| View | Audrey Munson | Male | Actress | 1916 |
| View | James Murphy | Male | Studio employee | 1916 |
| View | Frank Murphy | Male | Actor | 1916-17 |
| View | Marion Murray | Male | Actress | 1913 |
| View | Roy Murray | Male | Blacksmith | 1915 |
| View | Orient A. Muse | Male | Studio employee | 1916 |
| View | Olie Muse | Male | Studio employee | 1916 |
| View | George Mutch | Male | Property | 1918-19 |
| View | Charles D. Myers | Male | Freelance author | 1913 |