| Production | Played by | Opening Night |
|---|---|---|
| Deirdre 1980 (Peacock) | Lalor, Eric | Thursday, 4 September 1980 |
| Deirdre 1980 (Peacock) | Moore, Paul | Thursday, 4 September 1980 |
| Deirdre 1980 (Peacock) | Comiskey, John | Thursday, 4 September 1980 |
| Deirdre 1980 (Peacock) | Murphy, Gerard | Thursday, 4 September 1980 |
