| Martelli, Arnaldo | Arnaldo Martelli | Actor | 1922 | 3 | |
| Martell, Patricia | Patricia Martell | Actor | 1963 | 1 | |
| Martell, Gillian | Gillian Martell | Actor | 1970 | 1 | |
| Martel, Nicolas | Nicolas Martel | Actor | 2012 | 11 | |
| Martel, Mélanie | Mélanie Martel | Costume Designer | 1995 | 1 | |
| Martel, Jenny | Jenny Martel | Actor | 1990 | 1 | |
| Martel, Chris | Chris Martel | Actor | 2021 | 1 | |
| Martblom, Runar | Runar Martblom | Actor | 1972 | 1 | |
| Marta, Darcy | Darcy Marta | Actor | 1998 | 1 | |
| Marstrander, Mona | Mona Marstrander | Designer | 1994 | 1 | |
| Marstrand, Günther | Günther Marstrand | Actor | 1921 | 1 | |
| Marston, Theodore | Theodore Marston | Director | 1911 | 1 | |
| Marston, Helen | Helen Marston | Actor | 1979 | 1 | |
| Marston, Cathy | Cathy Marston | Adaptation, Choreographer | 2005 - 2008 | 6 | 1 |
| Marston, Brett | Brett Marston | Actor | 2000 | 1 | |
| Marson, K. | K. Marson | Director | 1968 | 1 | |
| Marsolek, George | George Marsolek | Designer | 2011 | 2 | |
| Marsó, Silvia | Silvia Marsó | Actor | 2010 - 2011 | 40 | |
| Marsland, Pearl | Pearl Marsland | Actor | 2008 | 1 | |
| Marsky, Richard | Richard Marsky | Actor | 1900 | 1 | |
| Marsini, Jerry | Jerry Marsini | Actor | 2009 | 1 | 1 |
| Marsili, Simone | Simone Marsili | Designer | 1997 | 1 | |
| Mārsietis, Jānis | Jānis Mārsietis | Actor | 1918 - 1939 | 8 | |
| Marsi, Gizi | Gizi Marsi | Actor | 1925 | 1 | |
| Marshall, William, Jay | William Jay Marshall | Actor | 2000 | 1 | |
| Marshall, William, Horace | William Horace Marshall | Actor | 1980 | 2 | 1 |
| Marshall, William | William Marshall | Actor | 1961 | 1 | |
| Marshall, Wendy | Wendy Marshall | Designer | 1985 | 1 | |
| Marshall, Tom | Tom Marshall | Actor | 2005 - 2010 | 3 | |
| Marshall, Thomasin | Thomasin Marshall | Designer | 2012 | 1 | |
| Marshall, T. H. | T. H. Marshall | Director | 1928 | 1 | 1 |
| Marshall, Stuart | Stuart Marshall | Designer | 2000 | 1 | |
| Marshall, Sarah | Sarah Marshall | Actor | 2013 | 1 | |
| Marshall, Rachael | Rachael Marshall | Actor | 1997 | 1 | |
| Marshall, Peggy | Peggy Marshall | Actor | 1975 - 1979 | 3 | |
| Marshall, Pamela | Pamela Marshall | Actor | 1945 | 1 | |
| Marshall, Norman | Norman Marshall | Director | 1943 | 1 | |
| Marshall, Nancy | Nancy Marshall | Actor | 1978 | 1 | |
| Marshall, Margaret | Margaret Marshall | Actor, Producer | 1934 | 2 | |
| Marshall, Katie | Katie Marshall | Actor | 2013 | 1 | |
| Marshall, John | John Marshall | Actor | 1948 | 1 | |
| Marshall, Jean | Jean Marshall | Actor | 1960 | 1 | |
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