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