| Name | Show | Year | Role | Character | Theater |
|---|---|---|---|---|---|
| Niki Harris | Kiss Me, Kate | 1973 | Actor | Ensemble | Heinz Hall |
| Niki Harris | The Music Man | 1973 | Actor | Ensemble | Heinz Hall |
| Niki Harris | My Fair Lady | 1973 | Actor | Busker | Heinz Hall |
| Niki Harris | Show Boat | 1973 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Applause | 1973 | Actor | Ensemble | Heinz Hall |
| Niki Harris | The Student Prince | 1974 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Gigi | 1974 | Actor | Ensemble | Heinz Hall |
| Niki Harris | West Side Story | 1974 | Actor | Velma | Heinz Hall |
| Niki Harris | The King and I | 1974 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Brigadoon | 1974 | Actor | Ensemble | Heinz Hall |
| Niki Harris | South Pacific | 1974 | Actor | Ensemble | Heinz Hall |
| Niki Harris | A Little Night Music | 1975 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Can-Can | 1975 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Guys and Dolls | 1975 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Fiddler on the Roof | 1975 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Where's Charlie? | 1975 | Actor | Ensemble | Heinz Hall |
| Niki Harris | George M! | 1976 | Actor | Ensemble | Heinz Hall |
| Niki Harris | The New Moon | 1976 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Oklahoma! | 1976 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Damn Yankees | 1976 | Actor | Ensemble | Heinz Hall |
| Niki Harris | Shenandoah | 1976 | Actor | Ensemble | Heinz Hall |
| Niki Harris | The Most Happy Fella | 1976 | Actor | Ensemble | Heinz Hall |