 | You'll Never Believe Who's Dead (2026) as Charlie Bann |
 | The Journey of Weather-Exposed Bones (2026) as Matsuo Bashō (English) |
 | Stephen Rea: The Fire in Me Now (2025) as Self |
 | The Miracle Club (2023) as Frank Dunne |
 | The Ghost of Richard Harris (2022) as Self |
 | Nightride (2022) as Joe (voice) |
 | Brian Friel: Shy Man, Showman (2022) as Self |
 | Sadie (2021) as Self - Lyric Theatre |
 | Segredos do Putumayo (2020) as Narrator (voice) |
 | Disclosure (2020) as Fergus (archive footage) |
 | Searching for Sam: Adrian Dunbar on Samuel Beckett (2019) as Self |
 | Lost Lives (2019) as Self (voice) |
 | Cyprus Avenue (2019) as Eric Miller |
 | Greta (2019) as Brian Cody |
 | Black '47 (2018) as Conneely |
 | Unquiet Graves (2018) as Narrator |
 | Hard Border (2018) as Self |
 | Ruby Strangelove Young Witch (2015) as Danforth |
 | Out of the Dark (2014) as Jordan |
 | The Curse of Styria (2014) as Dr. Hill |
 | Asylum (2013) as McGahey |
 | Menú degustación (2013) as Walter |
 | Werewolf: The Beast Among Us (2012) as Doc |
 | Stella Days (2012) as Brendan |
 | Underworld: Awakening (2012) as Dr. Jacob Lane |
 | Blackthorn (2011) as Mackinley |
 | Roadkill (2011) as Seamus |
 | The Heavy (2010) as Anawalt |
 | Ondine (2010) as Priest |
 | Harold Pinter: A Celebration (2010) as Self |
 | Nothing Personal (2009) as Martin |
 | Espion(s) (2009) as M. Palmer |
 | Heidi 4 Paws (2008) as Doctor (voice) |
 | Kisses (2008) as Down Under Dylan (uncredited) |
 | The Devil's Mercy (2008) as Tyler |
 | Stuck (2007) as Tom Bardo |
 | The Reaping (2007) as Father Costigan |
 | Celebration (2007) as Waiter |
 | Until Death (2007) as Gabriel Callaghan |
 | Sisters (2006) as Dr. Philip Lacan |
 | Sixty Six (2006) as Dr. Barrie |
 | V for Vendetta: Unmasked (2006) as Finch |
 | V for Vendetta (2006) as Finch |
 | Breakfast on Pluto (2005) as Bertie |
 | River Queen (2005) as Francis |
 | Tara Road (2005) as Colm |
 | Control (2004) as Dr. Arlo Penner |
 | The Halo Effect (2004) as Fatso |
 | Fluent Dysphasia (2004) as Murph |
 | Proud (2004) as Barney Garvey |
 | Bloom (2004) as Leopold Bloom |
 | The I Inside (2004) as Doctor Newman |
 | The Good Shepherd (2004) as McCaran |
 | Evelyn (2002) as Michael Beattie |
 | Copenhagen (2002) as Niels Bohr |
 | FearDotCom (2002) as Alistair |
 | On the Edge (2001) as Dr. Figure |
 | The Musketeer (2001) as Cardinal Richelieu |
 | Snow in August (2001) as Rabbi Judah Hirsch |
 | In the Shadow of the Vampire: The Making of Interview with the Vampire (2000) as Self |
| | The King's Wake (2000) as King Conor |
 | The End of the Affair (1999) as Henry Miles |
 | The Life Before This (1999) as Brian |
 | Guinevere (1999) as Connie Fitzpatrick |
 | I Could Read the Sky (1999) as P.J. |
 | This Is My Father (1999) as Mission Priest |
 | In Dreams (1999) as Doctor Silverman |
 | Still Crazy (1998) as Tony Costello |
 | The Butcher Boy (1998) as Da Brady |
 | Sink Or Swim (1997) as Brian |
 | Double Tap (1997) as Cypher |
 | Fever Pitch (1997) as Ray, the Governor |
 | A Further Gesture (1997) as Sean Dowd |
 | The Last of the High Kings (1996) as Cab Driver |
 | Michael Collins (1996) as Ned Broy |
 | Crime of the Century (1996) as Bruno Richard Hauptmann |
 | Trojan Eddie (1996) as Trojan Eddie |
 | Samuel Beckett: As the Story Was Told (1996) as Voice |
 | Lumière et Compagnie (1995) as (segment "John Boorman") |
 | All Men Are Mortal (1995) as Fosca |
 | Shadow of a Gunman (1995) as Seamus Shields |
 | Between the Devil and the Deep Blue Sea (1995) as Nikos |
 | Citizen X (1995) as Lt. Viktor Burakov |
 | Prêt-à-Porter (1994) as Milo O'Brannigan |
 | Interview with the Vampire (1994) as Santiago |
 | Princess Caraboo (1994) as Gutch |
 | Angie (1994) as Noel Riordan |
 | Bad Behaviour (1993) as Gerry McAllister |
 | Hedda Gabler (1993) as Eilert Lovborg |
 | The Crying Game (1992) as Fergus |
 | Life Is Sweet (1991) as Patsy |
| | Nobody Here But Us Chickens (1989) |
 | Endgame (1989) as Clov |
| | Scout (1987) as Marshall |
 | Shergar (1986) as Frankie |
 | The Doctor and the Devils (1985) as Timothy Broom |
 | Four Days in July (1984) as Dixie McConville |
 | The House (1984) as The Soldier |
 | The Company of Wolves (1984) as Young Groom |
 | Loose Connections (1984) as Harry |
| | Chekhov in Derry (1983) as Self |
| | Joyce in June (1982) as Stanislaus Joyce / McIntosh |
 | Angel (1982) as Danny |
 | Caleb Williams (1980) as Tyrell |
 | The Out of Town Boys (1979) as Shay |
| | Thank You, Comrades (1978) as Mayakovsky |
 | On a Paving Stone Mounted (1978) |
| | The Seagull (1978) as Constantin |
 | Professional Foul (1977) as Hollar |
 | Early Struggles (1976) as Chas |
 | Fugitive (1974) as Peter |
 | K Is for Killing (1974) as Arden Buckley |
 | A Place Called Ardoyne (1973) as Narrator (voice) |
 | The Moonstone (1972) as Major Frayne |
 | Cry of the Banshee (1970) as Villager |
 | Éist as Dinny |
| | The Body Is Water as Mr M |
 | Visitation |
| | A Further Gesture Idea |
