| Bridge of San Luis Rey | 2004 | ||
| Shade | 2003 | ||
| Ghost Ship | 2002 | Murphy | |
| Emmett's Mark | 2002 | Jack Marlow | |
| Spider | 2002 | Bill Cleg | |
| Virginia's Run | 2002 | Ford Lofton | |
| 2001 IFP/West Independent Spirit Awards | 2001 | ||
| "Madigan Men" | 2000 | Benjamin Madigan | |
| When Brendan Met Trudy | 2000 | Special Appearance | |
| Canone inverso - making love | 2000 | The Violinist | |
| End of Days | 1999 | The Man/Satan | |
| Stigmata | 1999 | Father Andrew Kiernan | |
| Brylcreem Boys | 1999 | Sean O'Brien | |
| Enemy of the State | 1998 | Fake Brill | |
| Quest for Camelot | 1998 | Sir Lionel | |
| Man in the Iron Mask | 1998 | Capt. D'Artagnan | |
| This Is the Sea | 1998 | Rohan | |
| Polish Wedding | 1998 | Bolek | |
| Weapons of Mass Distraction | 1997 | Lionel Powers | |
| End of Violence | 1997 | Ray Bering | |
| Irish Cinema: Ourselves Alone? | 1997 | Narrator | |
| Smilla's Sense of Snow | 1997 | The Mechanic | |
| Draiocht | 1996 | ||
| Dr Hagard's Disease | 1996 | ||
| Somebody Is Waiting | 1996 | Roger Ellis | |
| Last of the High Kings | 1996 | Jack Griffin | |
| Mad Dog Time | 1996 | Ben London | |
| Frankie Starlight | 1995 | Jack Kelly | |
| Usual Suspects | 1995 | Dean Keaton | |
| Dead Man | 1995 | Charles Ludlow 'Charlie' Dickinson | |
| Buffalo Girls | 1995 | Teddy Blue | |
| All Things Bright and Beautiful | 1994 | The Good Thief | |
| Little Women | 1994 | Friedrich Bhaer | |
| Trial by Jury | 1994 | Daniel Graham | |
| Simple Twist of Fate, A | 1994 | John Newland | |
| Prince of Jutland | 1994 | Fenge | |
| Dangerous Woman, A | 1993 | Mackey | |
| Point of No Return | 1993 | Bob | |
| Into the West | 1992 | Papa Reilly | |
| Cool World | 1992 | Jack Deebs | |
| Håkon Håkonsen | 1990 | Lt. John Merrick | |
| Miller's Crossing | 1990 | Tom Reagan | |
| Diamond Skulls | 1989 | Hugo | |
| Courier | 1988 | Val | |
| Soldier's Tale, A | 1988 | Saul | |
| Lionheart | 1987 | Black Prince | |
| Hello Again | 1987 | Kevin Scanlon | |
| Siesta | 1987 | Augustine | |
| Giulia e Giulia | 1987 | Paolo | |
| Gothic | 1986 | Byron | |
| Defence of the Realm | 1985 | Nicholas 'Nick' Mullen | |
| "Mussolini: The Untold Story" | 1985 | Vittorio Mussolini | |
| "Christopher Columbus" | 1985 | Christopher Columbus | |
| Reflections | 1984 | William Masters | |
| "Wagner" | 1983 | Karl Ritter | |
| Keep | 1983 | Major Kaempffer | |
| Hanna K. | 1983 | Joshua Herzog | |
| Rocking Horse Winner | 1983 | Bassett | |
| Joyce in June | 1982 | Keogh/Blazes Boylan | |
| Treatment | 1981 | ||
| "Search for Alexander the Great, The" | 1981 | Ptolemy | |
| Excalibur | 1981 | Uther Pendragon | |
| "Bracken" | 1978 | Pat Barry | |
| "Riordans, The" | 1965 | Pat Barry |
Birth name: Gabriel Byrne
Gender: Male
Profession: Actor