| The Avengers | 2012 | Security Guard | Movie |
| Carlos Spills the Beans | 2012 | Rhino | Movie |
| Seven Psychopaths | 2012 | Man in Hat | Movie |
| Rango | 2011 | Balthazar (voice) | Movie |
| This Must Be the Place | 2011 | Robert Plath | Movie |
| Mongo Wrestling Alliance | 2011 | Baron Kleberkuh | TV Show |
| Athena | 2010 | Bill | Short Film |
| On Holiday | 2010 | Josh the Roommate's Dad | Movie |
| The Open Road | 2009 | Amon | Movie |
| Alice | 2009 | Caterpillar | TV Show |
| The Good Life | 2007 | Gus | Movie |
| Chuck | 2007 | Harry | TV Show |
| Alien Autopsy | 2006 | Harvey | Movie |
| Alpha Dog | 2006 | Cosmo Gadabeeti | Movie |
| Inland Empire | 2006 | Freddie Howard | Movie |
| You, Me and Dupree | 2006 | Curly (uncredited) | Movie |
| Big Love | 2006 | Roman Grant | TV Show |
| The Wendell Baker Story | 2005 | Skip Summers | Movie |
| Chrystal | 2004 | Pa Da | Movie |
| The Big Bounce | 2004 | Bob Rogers, Sr. | Movie |
| Anger Management | 2003 | Blind Man (uncredited) | Movie |
| Two and a Half Men | 2003 | Harry Dean Stanton | TV Show |
| Ginostra | 2002 | Del Piero | Movie |
| Sonny | 2002 | Henry | Movie |
| The Animal | 2001 | Bird Hunter (uncredited) | Movie |
| The Pledge | 2001 | Floyd Cage | Movie |
| Sand | 2000 | Leo | Movie |
| The Man Who Cried | 2000 | Felix Perlman | Movie |
| Ballad of the Nightingale | 1999 | Jean-Paul | Movie |
| The Green Mile | 1999 | Toot-Toot | Movie |
| The Straight Story | 1999 | Lyle | Movie |
| A Civil Action | 1998 | Land Watcher (uncredited) | Movie |
| Fear and Loathing in Las Vegas | 1998 | Judge | Movie |
| The Mighty | 1998 | Grim | Movie |
| Fire Down Below | 1997 | Cotton | Movie |
| Midnight Blue | 1997 | Eric | Movie |
| She's So Lovely | 1997 | Tony 'Shorty' Russo | Movie |
| Down Periscope | 1996 | Howard | Movie |
| Playback | 1996 | Ernie | Movie |
| Dead Man's Walk | 1996 | Shadrach | TV Show |
| Nothing to Believe In | 1996 | Short Film |
| Les cent et une nuits de Simon Cinéma | 1995 | Un acteur muet à Hollywood (complete version) (uncredited) | Movie |
| Never Talk to Strangers | 1995 | Max Cheski | Movie |
| Blue Tiger | 1994 | Smith | Movie |
| Against the Wall | 1994 | Hal | TV Movie |
| Hotel Room | 1993 | Moe | TV Show |
| Gentleman Who Fell | 1993 | Short Film |
| Man Trouble | 1992 | Redmond Layls | Movie |
| Twin Peaks: Fire Walk with Me | 1992 | Carl Rodd | Movie |
| Cruise Control | 1992 | Roland | Short Film |
| Hostages | 1992 | Frank Reed | TV Movie |
| Payoff | 1991 | Hook | TV Movie |
| Wild at Heart | 1990 | Johnnie Farragut | Movie |
| The Fourth War | 1990 | Gen. Hackworth | Movie |
| Beyond the Groove | 1990 | Traveler | TV Show |
| Stranger in the House | 1990 | Movie |
| Dream a Little Dream | 1989 | Ike Baker | Movie |
| Twister | 1989 | Cleveland | Movie |
| The Jim Henson Hour | 1989 | Chancey Bellow | TV Show |
| Mr. North | 1988 | Henry Simmons | Movie |
| Stars and Bars | 1988 | Loomis Gage | Movie |
| The Last Temptation of Christ | 1988 | Paul, Saul | Movie |
| Les Français vus par | 1988 | Slim | TV Show |
| Slam Dance | 1987 | Det. Benjamin Smiley | Movie |
| Trio: Those Memories of You | 1987 | Cowboy | Music Video |
| Pretty in Pink | 1986 | Jack | Movie |
| Procol Harum: A Whiter Shade of Pale - Version 3 | 1986 | Harry Dean Stanton | Music Video |
| Fool for Love | 1985 | Old Man | Movie |
| One Magic Christmas | 1985 | Gideon | Movie |
| The Care Bears Movie | 1985 | Brave Heart Lion (singing voice, uncredited) | Movie |
| UFOria | 1985 | Brother Bud Sanders | Movie |
| Paris, Texas | 1984 | Travis Henderson | Movie |
| Red Dawn | 1984 | Mr. Eckert | Movie |
| Repo Man | 1984 | Bud | Movie |
| The Bear | 1984 | Coach Thomas | Movie |
| Christine | 1983 | Junkins | Movie |
| I Want to Live | 1983 | Emmett Perkins | TV Movie |
| One from the Heart | 1982 | Moe | Movie |
| Young Doctors in Love | 1982 | Dr. Oliver Ludwig | Movie |
| Faerie Tale Theatre | 1982 | Rip Van Winkle | TV Show |
| Escape from New York | 1981 | Harold 'Brain' Hellman | Movie |
| Death Watch | 1980 | Vincent Ferriman | Movie |
| Private Benjamin | 1980 | Sgt. Jim Ballard | Movie |
| The Black Marble | 1980 | Philo Skinner | Movie |
| The Oldest Living Graduate | 1980 | Mike | TV Movie |
| Alien | 1979 | Brett | Movie |
| The Rose | 1979 | Billy Ray | Movie |
| Wise Blood | 1979 | Asa Hawks | Movie |
| Flatbed Annie & Sweetiepie: Lady Truckers | 1979 | C.W. Douglas | TV Movie |
| Young Maverick | 1979 | Pokey Tindal | TV Show |
| Straight Time | 1978 | Jerry Schue | Movie |
| Up in Smoke | 1978 | Police Officer (scenes deleted) | Movie |
| The Godfather: A Novel for Television | 1977 | FBI Man #1 (uncredited) | TV Show |
| The Missouri Breaks | 1976 | Calvin | Movie |
| Laverne & Shirley | 1976 | Johnny Velvet | TV Show |
| Mary Hartman, Mary Hartman | 1976 | Jake Walters | TV Show |
| 92 in the Shade | 1975 | Carter | Movie |
| Farewell, My Lovely | 1975 | Billy Rolfe | Movie |
| Rafferty and the Gold Dust Twins | 1975 | Billy Winston | Movie |
| Rancho Deluxe | 1975 | Curt | Movie |
| The Fortune | 1975 | Prisoner in Holding Cell (uncredited) | Movie |
| The Legendary Curse of the Hope Diamond | 1975 | President Warren G. Harding | TV Movie |
| The Ransom of Red Chief | 1975 | Sam | TV Movie |
| Cockfighter | 1974 | Jack Burke | Movie |
| The Godfather Part II | 1974 | F.B.I. Man #1 | Movie |
| Where the Lilies Bloom | 1974 | Kiser Pease | Movie |
| Zandy's Bride | 1974 | Songer | Movie |
| Win, Place or Steal | 1974 | Jack | Movie |
| Dillinger | 1973 | Homer Van Meter | Movie |
| Pat Garrett & Billy the Kid | 1973 | Luke | Movie |
| Cisco Pike | 1972 | Jesse Dupre (as H.D. Stanton) | Movie |
| Cry for Me, Billy | 1972 | Luke Todd | Movie |
| Two-Lane Blacktop | 1971 | Oklahoma Hitchhiker (as H.D. Stanton) | Movie |
| Kelly's Heroes | 1970 | Private Willard (as Dean Stanton) | Movie |
| The Rebel Rousers | 1970 | Randolph Halverson (as Dean Stanton) | Movie |
| The Intruders | 1970 | Whit Dykstra (as Dean Stanton) | TV Movie |
| Lanton Mills | 1969 | Lanton | Short Film |
| Day of the Evil Gun | 1968 | Sergeant Parker (as Dean Stanton) | Movie |
| The Mini-Skirt Mob | 1968 | Spook | Movie |
| Adam-12 | 1968 | Henry Fletcher | TV Show |
| The Name of the Game | 1968 | Joe Joe | TV Show |
| A Time for Killing | 1967 | Sgt. Dan Way (as Dean Stanton) | Movie |
| Cool Hand Luke | 1967 | Tramp (as Dean Stanton) | Movie |
| The Hostage | 1967 | Eddie (as Dean Stanton) | Movie |
| Cimarron Strip | 1967 | Luther Happ | TV Show |
| Mannix | 1967 | Dean Hill | TV Show |
| The Guns of Will Sonnett | 1967 | J.J. Kates | TV Show |
| The High Chaparral | 1967 | Johnny Faro | TV Show |
| Ride in the Whirlwind | 1966 | Blind Dick (as Dean Stanton) | Movie |
| The Dangerous Days of Kiowa Jones | 1966 | Jelly | TV Movie |
| A Man Called Shenandoah | 1965 | Quince Logan | TV Show |
| The Big Valley | 1965 | Swain | TV Show |
| The Wild Wild West | 1965 | Lucius Brand | TV Show |
| A Fistful of Dollars | 1964 | Warden (1974 TV Prologue) (uncredited) | Movie |
| Daniel Boone | 1964 | Crane, Jeb Girty | TV Show |
| The Man from the Diners' Club | 1963 | Beatnik (uncredited) | Movie |
| Petticoat Junction | 1963 | Ringo | TV Show |
| The Fugitive | 1963 | Randy, Valet | TV Show |
| Vacation Playhouse | 1963 | Dayton Skagg | TV Show |
| Postmark: Jim Fletcher | 1963 | TV Movie |
| Hero's Island | 1962 | Dixey Gates (as Dean Stanton) | Movie |
| How the West Was Won | 1962 | Gant Henchman (uncredited) | Movie |
| Combat! | 1962 | Pvt. Beecham | TV Show |
| Empire | 1962 | Nick Crider | TV Show |
| Stoney Burke | 1962 | Dell Tindall | TV Show |
| The Virginian | 1962 | Clint Daggert | TV Show |
| Cain's Hundred | 1961 | Hood 1 | TV Show |
| Gunslinger | 1961 | Stacey | TV Show |
| The Adventures of Huckleberry Finn | 1960 | Slave Catcher (as Dean Stanton) | Movie |
| Checkmate | 1960 | The Singer | TV Show |
| The Andy Griffith Show | 1960 | Proprietor | TV Show |
| The Roaring 20's | 1960 | Fingers | TV Show |
| The Law and Mr. Jones | 1960 | Harry Walker | TV Show |
| Pork Chop Hill | 1959 | U.S. Soldier with Browning Automatic Rifle (uncredited) | Movie |
| The Jayhawkers! | 1959 | Deputy Smallwood (uncredited) | Movie |
| Bonanza | 1959 | Billy, Stiles | TV Show |
| Johnny Ringo | 1959 | Frank Brogger | TV Show |
| Laramie | 1959 | Amos Kerrigan, Moss, Virgil | TV Show |
| Lock Up | 1959 | Tommy Fuller | TV Show |
| Rawhide | 1959 | Dexter, Jess Hobson, Joe Spanish | TV Show |
| The Lawless Years | 1959 | Dace, Maxy Margolis, Tommy Ryan | TV Show |
| The Untouchables | 1959 | Moxie, Newspaper Seller, Picolo | TV Show |
| The Man from Blackhawk | 1959 | Sonny Blakey | TV Show |
| The D.A.'s Man | 1959 | Garbo | TV Show |
| A Dog's Best Friend | 1959 | Roy Janney (as Dean Stanton) | Movie |
| Adventure Showcase | 1959 | TV Show |
| Grand Jury | 1959 | Ben Walchek | TV Show |
| The Proud Rebel | 1958 | Jeb Burleigh (as Dean Stanton) | Movie |
| Voice in the Mirror | 1958 | Hysterical Patient in Psychiatric Ward (uncredited) | Movie |
| Bat Masterson | 1958 | Jay Simms | TV Show |
| Man with a Camera | 1958 | Jerry | TV Show |
| Rescue 8 | 1958 | Landers, Skeets, Young Bum | TV Show |
| The Rifleman | 1958 | Clemmie Martin | TV Show |
| The Texan | 1958 | Chad Bisbee, Frank Kaler | TV Show |
| U.S. Marshal | 1958 | Robby Crane | TV Show |
| Westinghouse Desilu Playhouse | 1958 | Gordon, Rafe Daniels | TV Show |
| Decision | 1958 | Simeon Dawson | TV Show |
| Have Gun - Will Travel | 1957 | Slim Wilder, Stoneman | TV Show |
| Suspicion | 1957 | Bill | TV Show |
| Revolt at Fort Laramie | 1957 | Rinty (uncredited) | Movie |
| Tomahawk Trail | 1957 | Pvt. Miller (as Dean Stanton) | Movie |
| Panic! | 1957 | Jerry | TV Show |
| The Walter Winchell File | 1957 | Country Boy | TV Show |
| The Wrong Man | 1956 | Department of Corrections Employee (uncredited) | Movie |
| Zane Grey Theater | 1956 | Fletcher, Pvt. Brock, Toby - Ranch Hand | TV Show |
| Alfred Hitchcock Presents | 1955 | Lemon | TV Show |
| Gunsmoke | 1955 | Hodge, Leader, Rainey | TV Show |
| Inner Sanctum | 1954 | Andrew | TV Show |
| The Adventures of Rin Tin Tin | 1954 | Clint Dirkson | TV Show |
| The Lineup | 1954 | Alfie | TV Show |
| The Magical World of Disney | 1954 | Drew Griswold | TV Show |
| Death Valley Days | 1952 | Chad | TV Show |
| Kraft Theatre | 1947 | TV Show |