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.
| Karen Moore Actor | 1 productions |
| Karl Green Actor | 1 productions |
| Kate Draper Actor | 1 productions |
| Kate Louissaint Actor | 1 productions |
| Kate MacCluggage Actor | 1 productions |
| Kate Smith Actor | 1 productions |
| Katerina Papacostas Actor | 1 productions |
| Katharine Hepburn Actor | 1 productions |
| Katharine Sergava Actor | 1 productions |
| Katherine Doherty Actor | 1 productions |
| Katherine Dunham Actor | 1 productions |
| Katherine Romans Actor | 1 productions |
| Kathleen Freeman Actor | 1 productions |
| Kathleen Mahony-Bennett Actor | 1 productions |
| Kathryn Crawford Actor | 1 productions |
| Kathryn Crosby Actor | 1 productions |
| Kathryn Faughnan Actor | 1 productions |
| Kathryn Gallagher Actor | 1 productions |
| Kathy Griffin Actor | 1 productions |
| Kathy Nolan Actor | 1 productions |
| Katie Brayben Actor | 1 productions |
| Katie Broad Actor | 1 productions |
| Katie Griffith Actor | 1 productions |
| Katie Holmes Actor | 1 productions |
| Kay Brown Actor | 1 productions |
| Kay Malone Actor | 1 productions |
| Kay Sutton Actor | 1 productions |
| Kayla Jenerson Actor | 1 productions |
| Kayli Carter Actor | 1 productions |
| Keanu Reeves Actor | 1 productions |
| Keenan D. Washington Actor | 1 productions |
| Keirsten Kupiec Actor | 1 productions |
| Keith David Actor | 1 shows |
| Kelly Belarmino Actor | 1 productions |
| Kelly Brown Actor | 1 productions |
| Kelly Leigh Actor | 1 productions |
| Ken Berry Actor | 1 productions |
| Ken Jeong Actor | 1 productions |
| Ken Labey Actor | 1 productions |
| Ken Leung Actor | 1 productions |
| Ken Watanabe Actor | 1 productions |
| Kenan Thompson Actor | 1 productions |
| Kenley Hammond Actor | 1 productions |
| Kenneth Harvey Actor | 1 productions |
| Kenneth Hibbert Actor | 1 productions |
| Kenneth Spencer Actor | 1 productions |
| Kenneth Tobey Actor | 1 productions |
| Kenny Baker Actor | 1 productions |
| Kenny Buffett Actor | 1 productions |
| Kenny Raskin Actor | 1 shows |
| Kent Overshown Actor | 1 productions |
| Kevin Colson Actor | 1 productions |
| Kevin Scott Actor | 1 productions |
| Keye Luke Actor | 1 productions |
| Khadijah Rolle Actor | 1 productions |
| Khaila Wilcoxon Actor | 1 productions |
| Kieran Culkin Actor | 1 productions |
| Kim Fischer Actor | 1 productions |
| Kimberly Farr Actor | 1 productions |
| Kimiko Glenn Actor | 1 productions |