Niall O'Brien and Niall Tóibín have appeared together in 4 films between 1970 and 1986, with a combined box office of $14.6 million. Every shared film with year, roles and gross, plus who else each works with most.
| Year | Film | Box office |
|---|---|---|
| 1970 | Ryan's Daughter | $14.6 million |
| 1979 | The Outsider | |
| 1981 | Lovespell | |
| 1986 | Rawhead Rex |
Niall O'Brien also often with: Gabriel Byrne (3), Bosco Hogan (2), Brid Brennan (2), Bríd Brennan (2), Flora Montgomery (2)
Niall Tóibín also often with: Cyril Cusack (3), Donal McCann (3), Tom Hickey (3), Eamon Morrissey (2), Gabriel Byrne (2)