Robert Duvall
| Year | Movie | Function | Role |
| 2011 | Seven Days in Utopia | actor | Johnny Crawford |
| 2009 | Get Low | actor | Felix Bush |
| 2009 | Crazy Heart | actor | Wayne |
| 2009 | The Road | actor | Old Man |
| 2008 | Four Holidays | actor | Howard |
| 2007 | We Own the Night | actor | Burt Grusinsky |
| 2007 | Lucky You | actor | L. C. Cheever |
| 2007 | Operation Homecoming: Writing the Wartime Experience | actor | Taking Chance (voice) |
| 2006 | Broken Trail | actor | Prentice Ritter (unknown episodes) |
| 2005 | Thank You for Smoking | actor | Captain |
| 2005 | Kicking & Screaming | actor | Buck Weston |
| 2003 | Secondhand Lions | actor | Hub |
| 2003 | Gods and Generals | actor | Gen. Robert E. Lee |
| 2003 | Open Range | actor | Boss Spearman |
| 2002 | Assassination Tango | director | |
| 2002 | Assassination Tango | writer | |
| 2002 | Assassination Tango | actor | John J. Anderson |
| 2002 | John Q | actor | Lt. Frank Grimes |
| 2000 | The 6th Day | actor | Dr. Griffin Weir |
| 2000 | A Shot at Glory | actor | Gordon McCloud |
| 2000 | Gone in Sixty Seconds | actor | Otto Halliwell |
| 1998 | A Civil Action | actor | Jerome Facher |
| 1998 | Deep Impact | actor | Spurgeon Tanner |
| 1998 | The Gingerbread Man | actor | Dixon Doss |
| 1997 | The Apostle | director | |
| 1997 | The Apostle | writer | |
| 1997 | The Apostle | actor | Euliss 'Sonny' Dewey - The Apostle E.F. |
| 1996 | Sling Blade | actor | Karl's Father |
| 1996 | Phenomenon | actor | Doc Brunder |
| 1996 | A Family Thing | actor | Earl Pilcher Jr. |
| 1995 | The Scarlet Letter | actor | Roger Chillingworth |
| 1995 | The Stars Fell on Henrietta | actor | Mr. Cox |
| 1995 | Something to Talk About | actor | Wyly King |
| 1994 | The Paper | actor | Bernie White |
| 1993 | Geronimo: An American Legend | actor | Chief of Scouts Al Sieber |
| 1993 | Falling Down | actor | Detective Prendergast |
| 1993 | Wrestling Ernest Hemingway | actor | Walter |
| 1992 | Stalin | actor | Josef Stalin |
| 1992 | Newsies | actor | Joseph Pulitzer |
| 1991 | Hearts of Darkness: A Filmmaker's Apocalypse | actor | Himself |
| 1991 | Convicts | actor | Soll Gautier |
| 1990 | Days of Thunder | actor | Harry Hogge |
| 1990 | The Godfather Family: A Look Inside | actor | Himself |
| 1990 | A Show Of Force | actor | Howard |
| 1990 | The Handmaid's Tale | actor | Commander |
| 1989 | Lonesome Dove | actor | Augustus 'Gus' McCrae (4 episodes, 1989) |
| 1988 | Colors | actor | Officer Bob Hodges |
| 1986 | Let's Get Harry | actor | Norman Shrike |
| 1985 | The Lightship | actor | Calvin Caspary |
| 1984 | The Natural | actor | Max Mercy |
| 1983 | Angelo My Love | director | |
| 1983 | Angelo My Love | writer | |
| 1983 | Tender Mercies | actor | Mac Sledge |
| 1981 | The Pursuit of D.B. Cooper | actor | Gruen |
| 1981 | True Confessions | actor | Det. Tom Spellacy |
| 1979 | The Great Santini | actor | Lt. Col. 'Bull' Meechum |
| 1979 | Apocalypse Now | actor | Lieutenant Colonel Bill Kilgore |
| 1978 | Invasion of the Body Snatchers | actor | Priest on Swing (uncredited) |
| 1978 | The Betsy | actor | Loren Hardeman III |
| 1977 | The Greatest | actor | Bill McDonald |
| 1976 | The Eagle Has Landed | actor | Colonel Max Radl |
| 1976 | Network, main basse sur la télévision | actor | Frank Hackett |
| 1976 | The Seven-Per-Cent Solution | actor | Dr. John H. Watson / Narrator |
| 1975 | The Killer Elite | actor | George Hansen |
| 1975 | Breakout | actor | Jay Wagner |
| 1974 | The Godfather: Part II | actor | Tom Hagen |
| 1974 | The Conversation | actor | The Director (uncredited) |
| 1973 | The Outfit | actor | Macklin |
| 1973 | Badge 373 | actor | Eddie Ryan |
| 1973 | Lady Ice | actor | Ford Pierce |
| 1972 | Joe Kidd | actor | Frank Harlan |
| 1972 | The Great Northfield Minnesota Raid | actor | Jesse James |
| 1972 | Tomorrow | actor | Jackson Fentry |
| 1972 | Tomorrow | actor | Jackson Fentry |
| 1972 | The Godfather | actor | Tom Hagen |
| 1971 | THX 1138 | actor | THX |
| 1971 | Lawman | actor | Vernon Adams |
| 1970 | MASH | actor | Maj. Frank Burns |
| 1969 | The Rain People | actor | Gordon |
| 1969 | True Grit | actor | Ned Pepper |
| 1968 | Bullitt | actor | Weissberg |
| 1968 | Countdown | actor | Chiz |
| 1968 | The Detective | actor | Nestor |
| 1965 | The Outer Limits | actor | Adam Ballard / ... (3 episodes, 1964) |
| 1965 | The Outer Limits | actor | Adam Ballard / ... (3 episodes, 1964) |
| 1962 | To Kill a Mocking Bird | actor | Arthur 'Boo' Radley |
| 1962 | To Kill a Mocking Bird | actor | Boo Radley |
| 1956 | Somebody Up There Likes Me | actor | MP (uncredited) (unconfirmed) |