Name
- Matthews, William Bache, theatre business manager, 1876-19481
- Maude, Cyril, actor-manager, 1862-19511
- Maugham, William Somerset, novelist and dramatist, 1874-19651
- Mavor, Osborne Henry, playwright; pseudonym 'James Bridie', 1888-19511
- McCallum, John Neil, Australian actor and television producer, 1918-20101
- McClintic, Guthrie, theatrical producer and director, 1893-19611
- McCormick, Janet, née Green, playwright and screenwriter, 1908-19931
- McGivern, Cecil, television executive, 1907-19631
- Mercouri, Melina, actress and politician, 1925-19441
- Meyer, Michael Leverson, writer, 1921-20001
- Miller, Hugh, actor, 1889-19761
- Miller, John, biographer, d 20221
- Milne, Alan Alexander, author, 1882-19561
- Mishkin, Leo, film critic, 1906-19801
- Moiseiwitsch, Tanya, theatrical designer1
- Montagu, Helen Margaret, theatre producer, 1929-20041
- Morahan, Christopher Thomas, television film and theatre director, 1929-20171
- Morell, André, actor, 1909-19781
- Morgan, Michèle, actress, 1920-20161
- Morley, Sheridan, critic and broadcaster, 1941-20071