| Production | Played by | Opening Night |
|---|---|---|
| Galileo 1965 (Abbey) | O Treasaigh, Caoimhin | Tuesday, 21 September 1965 |
| Galileo 1965 (Abbey) | O Bradaigh, Ciaran | Tuesday, 21 September 1965 |
| Galileo 1965 (Abbey) | Toibin, Ciaran | Tuesday, 21 September 1965 |
| Galileo 1965 (Abbey) | O Treasaigh, Caoimhin | Tuesday, 5 October 1965 |
| Galileo 1965 (Abbey) | O Bradaigh, Ciaran | Tuesday, 5 October 1965 |
| Galileo 1965 (Abbey) | Toibin, Ciaran | Tuesday, 5 October 1965 |
| Galileo 1965 (Abbey) | O Treasaigh, Caoimhin | Monday, 25 October 1965 |
| Galileo 1965 (Abbey) | O Bradaigh, Ciaran | Monday, 25 October 1965 |
| Galileo 1965 (Abbey) | Toibin, Ciaran | Monday, 25 October 1965 |
