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.
| Jennifer Damiano Actor | 2 productions |
| Jenny Powers Actor | 2 productions |
| Jenny Rose Baker Actor | 2 productions |
| Jere Shea Actor | 2 productions |
| Jerome Cowan Actor | 2 productions |
| Jerome Dempsey Actor | 2 productions |
| Jesse Tyler Ferguson Actor | 2 productions |
| Jesse White Actor | 2 productions |
| Jill Clayburgh Actor | 2 productions |
| Jill O’Hara Actor | 2 productions |
| Jim Parsons Actor | 2 productions |
| Jim Stanek Actor | 2 productions |
| Jimin Moon Actor | 2 productions |
| Jimmy Savo Actor | 2 productions |
| Jin Ha Actor | 2 productions |
| Jinkx Monsoon Actor | 2 productions |
| Joan Bowman Actor | 2 productions |
| Joe Forbrich Actor | 2 productions |
| Joe Mantegna Actor | 2 productions |
| Joella Breedlove Actor | 2 productions |
| John Anderson Actor | 2 productions |
| John Battles Actor | 2 productions |
| John Bouie Actor | 2 productions |
| John Carpenter Actor, Composer | 2 productions |
| John Clay III Actor | 2 productions |
| John Drea Actor | 2 productions |
| John Ellison Conlee Actor | 2 productions |
| John Hundley Actor | 2 productions |
| John Ortiz Actor | 2 productions |
| John Payne Actor | 2 productions |
| John Price Jones Actor | 2 productions |
| John Reardon Actor | 2 productions |
| John Riddle Actor | 2 productions |
| John Selya Actor | 2 productions |
| John T. Murray Actor | 2 productions |
| John Tartaglia Actor | 2 productions |
| John Travolta Actor | 2 productions |
| Johnny Desmond Actor | 2 productions |
| Johnny Johnston Actor | 2 productions |
| Jon Jon Briones Actor | 2 productions |
| Jonathan Cake Actor | 2 productions |
| Jonathan Pryce Actor | 2 productions |
| Jonelle Allen Actor | 2 productions |
| Jose Limon Actor, Choreographer | 2 productions |
| Jose Ruben Actor, Director | 2 productions |
| Joseph Cassidy Actor | 2 productions |
| Josh Breckenridge Actor | 2 productions |
| Josh Gad Actor | 2 productions |
| Josh Young Actor | 2 productions |
| Joyce Barbour Actor | 2 productions |
| Joyce L. Foss Actor | 2 productions |
| Juki Arkin Actor | 2 productions |
| Julie Warren Actor | 2 productions |
| June Angela Actor | 2 productions |
| June Clyde Actor | 2 productions |
| Justice Moore Actor | 2 productions |
| Justin Collette Actor | 2 productions |
| Justine Johnston Actor | 2 productions |
| K. Todd Freeman Actor | 2 productions |
| Kaie Deei Actor | 2 productions |