| Production | Played by | Opening Night |
|---|---|---|
| One is One and all Alone 1942 (Abbey) | O Higgins, Brian | Monday, 13 April 1942 |
| One is One and all Alone 1974 (Peacock) | O'Brien, Niall | Thursday, 14 February 1974 |
| One is One and all Alone 1974 (Peacock) | O'Brien, Niall | Tuesday, 2 July 1974 |
