NOTES: See also as Cathal MacSiomóin. Brother of actress Maureen O'Hara.
Abbey Production Involvement
| Role | Character | Production |
|---|---|---|
| Actor | Andy [Haveron] | Boyd's Shop 1939 (Abbey) |
| Actor | David O'Donnell | Sovereign Love 1940 (Abbey) |
| Actor | Tommy Mallin | Birth of a Giant 1940 (Abbey) |
| Actor | Boy | The Passing Day 1940 (Abbey) |