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.
| Kaitlin Hopkins Actor | 2 productions |
| Kam Cheng Actor | 2 productions |
| Kara Lindsay Actor | 2 productions |
| Kara Young Actor | 2 productions |
| Karen Akers Actor | 2 productions |
| Karen Morrow Actor | 2 productions |
| Karin Wolfe Actor | 2 productions |
| Katherine Anderson Actor | 2 productions |
| Kathleen Rowe McAllen Actor | 2 productions |
| Kathy Deitch Actor | 2 productions |
| Kay Walbye Actor | 2 productions |
| Kayla Davion Actor | 2 productions |
| Keala Settle Actor | 2 productions |
| Keith Buterbaugh Actor | 2 productions |
| Keith Byron Kirk Actor | 2 productions |
| Keith Roberts Actor | 2 productions |
| Kelly Bishop Actor | 2 productions |
| Kelly Patterson Actor | 2 productions |
| Kenny Bowers Actor | 2 productions |
| Kevin Anderson Actor | 2 productions |
| Kevin Bogue Actor | 2 productions |
| Kevin Mambo Actor | 2 productions |
| Kevin Pariseau Actor | 2 productions |
| Kevin Ramsey Actor | 2 productions |
| Kim Exum Actor | 2 productions |
| Kimber Elayne Sprawl Actor | 2 productions |
| Kimberly Immanuel Actor | 2 productions |
| Kristi Lynes Actor | 2 productions |
| Kristine Nielsen Actor | 2 productions |
| Kristolyn Lloyd Actor | 2 productions |
| Kurt Peterson Actor | 2 productions |
| LaTanya Richardson Jackson Actor | 2 productions |
| Lacy Darryl Phillips Actor | 2 productions |
| Lainie Kazan Actor | 2 productions |
| Lamont Washington Actor | 2 productions |
| Lara Teeter Actor, Director | 2 productions |
| Larry Alpert Actor, Director | 2 productions |
| Larry Cahn Actor | 2 productions |
| Larry Keith Actor | 2 productions |
| Laura Bell Bundy Actor | 2 productions |
| Lauren Bacall Actor | 2 productions |
| Lauren Patten Actor | 2 productions |
| Lauri Peters Actor | 2 productions |
| Laurie Metcalf Actor | 2 productions |
| Lawrence E. Street Actor | 2 productions |
| Lawrence John Moss Actor | 2 productions |
| Lawrence Winters Actor | 2 productions |
| Lawson Bates Actor | 2 productions |
| Ledisi Actor | 2 productions |
| Lee Cass Actor | 2 productions |
| Lee Dixon Actor | 2 productions |
| Lee Morgan Actor | 2 productions |
| Lee Venora Actor | 2 productions |
| Leigh Allen Actor | 2 productions |
| Leigh Ann Larkin Actor | 2 productions |
| Leila Ernst Actor | 2 productions |
| Lena Hall Actor | 2 productions |
| Leona Avery Actor | 2 productions |
| Lesli Margherita Actor | 2 productions |
| Leslie Banks Actor | 2 productions |