John O'Brien
Compositor
Filmography
| 2001 | Made · as Original Music ComposerEn Plex |
| 2016 | Celtic Woman: Destiny · as Self |
| 2007 |
| 2016 | Celtic Woman: Destiny · as Musician |
| 2011 | Albert Nobbs · as Musician |
| 2009 | Couples Retreat · as Music Supervisor |
| 2006 | The Break-Up · as Music Supervisor |
| 2005 | Celtic Woman · as Musician |