| Name | Show | Year | Role | Character | Theater |
|---|---|---|---|---|---|
| Robert Koval | Damn Yankees | 1976 | Actor | Ensemble | Heinz Hall |
| Robert Koval | George M! | 1976 | Actor | Ensemble | Heinz Hall |
| Robert Koval | Shenandoah | 1976 | Actor | Ensemble | Heinz Hall |
| Robert Koval | The Most Happy Fella | 1976 | Actor | Ensemble | Heinz Hall |
| Robert Koval | The New Moon | 1976 | Actor | Ensemble | Heinz Hall |