| Production | Played by | Opening Night |
|---|---|---|
| The Enemy Within 1962 (Abbey) | Mac Cionnaith, Tomas P. | Monday, 6 August 1962 |
| The Enemy Within 1962 (Abbey) | Mac Cionnaith, Tomas P. | Tuesday, 4 September 1962 |
| The Enemy Within 1999 (Peacock) | Smyth, Alan | Sunday, 16 May 1999 |
