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Seán Mahon is an Irish stage and screen actor. He is known for playing Nicky Giblin in the Broadway production of The Seafarer, Richard Hannay in the Broadway production of The 39 Steps and Michael Hess in the award-winning feature film, Philomena. In 2014 he was nominated for a best lead actor award for his portrayal of maverick cop Brian McGonigle in the Irish drama Red Rock. On 9 July 2018, the BBC announced that Mahon would be joining the cast of EastEnders in 2018 to play Ray Kelly, the ex-husband of Mel Owen.
Actor Filmography
| Title | Character | Year |
|---|
| The Cursed | John Adam | 2021 |
| End of Sentence | Andrew | 2019 |
| Don't Go | Dave Pearce | 2018 |
| Anthropoid | Dr. Eduard | 2016 |
| The Last Treasure Hunt | Ernie | 2016 |
| Red Rock | Garda Sergeant Brian McGonigle / Brian McGonigle / Himself | 2015 |
| The Legend of Longwood | Marc Dumonceau | 2014 |
| Philomena | Michael / Michael Hess | 2013 |
| Zero Dark Thirty | Prince Pilot 52 | 2012 |
| Dark Shadows | Collinsport Cop | 2012 |
Actor Filmography
| Title | Character | Year |
|---|
| The Cursed | John Adam | 2021 |
| End of Sentence | Andrew | 2019 |
| Don't Go | Dave Pearce | 2018 |
| Anthropoid | Dr. Eduard | 2016 |
| The Last Treasure Hunt | Ernie | 2016 |
| Red Rock | Garda Sergeant Brian McGonigle / Brian McGonigle / Himself | 2015 |
| The Legend of Longwood | Marc Dumonceau | 2014 |
| Philomena | Michael / Michael Hess | 2013 |
| Zero Dark Thirty | Prince Pilot 52 | 2012 |
| Dark Shadows | Collinsport Cop | 2012 |
| Higher Ground | Liam / Liam Donovan | 2011 |
| Fair Game | CIA Analyst #1 | 2010 |
| Jack Taylor | Tom Farrell | 2010 |
| Then We Got Help! | Terry | 2009 |
| Fringe | Bartender | 2008 |
| Army Wives | Professor George Kelling | 2007 |
| Reign of the Gargoyles | Deacon | 2007 |
| Eragon | (voice) | 2006 |
| Mr. & Mrs. Smith | Lucky - Dive Bar Patron #5 / Lucky | 2005 |
| Line of Fire | Carl Sampson | 2003 |
| Hulk | Comanche Pilot | 2003 |
| Everwood | Pseudo Patient | 2002 |
| The Agency | Delaney | 2001 |
| Angel | Truck Driver | 1999 |
| ER | Community Hospital Doctor | 1994 |
| American Experience | Roscoe Conkling | 1988 |
