7,133 people with a page here, the busiest first, counted by the productions and shows we hold for each. Another 24,181 people are named in cast lists and have no page yet.
| Loretta Devine Actor | 4 productions |
| Lotte Lenya Actor | 4 productions |
| Louis Hobson Actor | 4 productions |
| Louis Johnson Choreographer | 4 productions |
| Louis Zorich Actor | 4 productions |
| Louise Allen Actor | 4 productions |
| Louise Troy Actor | 4 productions |
| Lucia Giannetta Actor | 4 productions |
| Mabel Withee Actor | 4 productions |
| Mamie Parris Actor | 4 productions |
| Manoel Felciano Actor | 4 productions |
| Margaret Baxter Actor | 4 productions |
| Margaret Dale Actor | 4 productions |
| Margery Beddow Actor | 4 productions |
| Maria Calabrese Actor | 4 productions |
| Marian Mercer Actor | 4 productions |
| Marianne Tatum Actor | 4 productions |
| Mario Cantone Actor | 4 productions |
| Marion Sunshine Actor | 4 productions |
| Marjorie Gateson Actor | 4 productions |
| Mark Bramble Book Writer | 4 shows |
| Mark Evans Actor | 4 productions |
| Marta Becket Actor | 4 productions |
| Marty May Actor | 4 productions |
| Martyn Green Actor | 4 productions |
| Marvin Goodis Actor | 4 productions |
| Mary Bond Davis Actor | 4 productions |
| Matt Doyle Actor | 4 productions |
| Matthew Broderick Actor | 4 productions |
| Matthew Saldivar Composer | 4 productions |
| Maurice Chevalier Actor | 4 productions |
| Maury Yeston Composer, Lyricist | 4 shows |
| Meat Loaf Actor | 4 productions |
| Megan McGinnis Actor | 4 productions |
| Mel Brooks Book Writer, Composer, Lyricist | 4 shows |
| Melba Moore Actor | 4 productions |
| Meredith Willson Book Writer, Composer, Lyricist | 4 shows |
| Michael Benjamin Washington Actor | 4 productions |
| Michael Korie Lyricist | 4 shows |
| Michael McKean Actor | 4 productions |
| Michael Park Actor | 4 productions |
| Michele Pigliavento Actor | 4 productions |
| Michelle Aravena Actor | 4 productions |
| Mike Cannon Actor | 4 productions |
| Mike Nichols Director | 4 shows |
| Milton Watson Actor | 4 productions |
| Mitchell Gregg Actor | 4 productions |
| Morris Carnovsky Actor | 4 productions |
| Muriel O’Malley Actor | 4 productions |
| Muriel Smith Actor | 4 productions |
| Mylinda Hull Actor | 4 productions |
| NaTasha Yvette Williams Actor | 4 productions |
| Nancy Dussault Actor | 4 productions |
| Natalie Joy Johnson Actor | 4 productions |
| Nathan Lucrezio Actor | 4 productions |
| Nell Carter Actor | 4 productions |
| Nicholas Barasch Actor | 4 productions |
| Nick Adams Actor | 4 productions |
| Obba Babatunde Actor | 4 productions |
| Oscar Shaw Actor | 4 productions |