4,750 actors 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.
| Marion Sunshine Actor | 4 productions |
| Marjorie Gateson Actor | 4 productions |
| 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 |
| Maurice Chevalier Actor | 4 productions |
| Meat Loaf Actor | 4 productions |
| Megan McGinnis Actor | 4 productions |
| Melba Moore Actor | 4 productions |
| Michael Benjamin Washington Actor | 4 productions |
| 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 |
| 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 |
| Pamela Blair Actor | 4 productions |
| Pamela Burrell Actor | 4 productions |
| Patricia Hammerlee Actor | 4 productions |
| Patricia Marand Actor | 4 productions |
| Patrick Wilson Actor | 4 productions |
| Patti Cohenour Actor | 4 productions |
| Paul Haakon Actor, Choreographer | 4 productions |
| Paul Kandel Actor | 4 productions |
| Paula Laurence Actor | 4 productions |
| Paula Stewart Actor | 4 productions |
| Penny Fuller Actor | 4 productions |
| Peter Gennaro Actor, Choreographer | 4 productions |
| Peter Marinos Actor | 4 productions |
| Phil Leeds Actor | 4 productions |
| Phillip Attmore Actor | 4 productions |
| Quentin Earl Darrington Actor | 4 productions |
| R.F. Daley Actor | 4 productions |
| Ralph Dunn Actor | 4 productions |
| Ralph Williams Actor | 4 productions |
| Raul Julia Actor | 4 productions |
| Ray Bolger Actor | 4 productions |
| Ray Dorian Actor | 4 productions |
| Ray Walston Actor | 4 productions |
| Ray Wills Actor | 4 productions |
| Rene Ceballos Actor | 4 productions |