Actor
- Hell Ride (2009) .... Eddie 'Scratch' Zero
- An American Carol (2008) .... The Judge
- Swing Vote (2008) .... Donald Greenleaf
- Sleepwalking (2008) .... Mr. Reedy
- Elegy (2008) .... George O'Hearn
- The Brothers Warner (2008) .... Himself
- Chelsea on the Rocks (2008) ....
- Dead On: The Life and Cinema of George A. Romero (2008) .... Himself
- No Subtitles Necessary: The Story of Laszlo and Vilmos (2008) .... Himself
- Forever (2008) .... (in negotiations)
- Bananaz (2008) .... Himself
- Not Quite Hollywood (2008) .... Himself
- The Holy Modal Rounders: Bound to Lose (2007) .... Himself
- 10th & Wolf (2007) .... Matty Matello
- By the Ways: A Journey with William Eggleston (2007) .... Himself
- Out of Season (2007) .... Harry Barlow
- Sketches of Frank Gehry (2006) .... Himself
- Tell Them Who You Are (2006) .... Himself
- Andy Warhol: A Documentary Film (2006) .... Himself
- Memory (2006) .... Max Lichtenstein
- Tainted Love (2006) .... Marcus Roa
- Rising Son: The Legend of Skateboarder Christian Hosoi (2006) .... Narrator (voice)
- The Crow: Wicked Prayer (2005) .... El Niño
- Land of the Dead (2005) .... Kaufman
- Inside Deep Throat (2005) .... Narrator (voice)
- Champion (2005) .... Himself
- House of 9 (2005) .... Father Duffy
- Americano (2005) .... Riccardo
- Going Through Splat: The Life and Work of Stewart Stern (2005) .... Himself
- The Piano Player (2004) .... Robert Nile
- Leo (2004) .... Horace
- Unspeakable (2004) .... Warden Earl Blakely
- The Keeper (2004) .... Krebs
- Legacy (2004) .... CHP Officer
- The Night We Called It a Day (2003) .... Frank Sinatra
- Easy Riders, Raging Bulls: How the Sex, Drugs and Rock 'N' Roll Generation Saved Hollywood (2003) .... Himself
- Dennis Hopper: Create (or Die) (2003) .... Himself
- A Decade Under the Influence (2003) .... Himself
- Knockaround Guys (2002) .... Benny Chains
- Jazz Seen: The Life and Times of William Claxton (2002) .... Himself
- 1 Giant Leap (2002) .... Himself
- I Don't Know Jack (2002) .... Himself
- Venice: Lost and Found (2002) ....
- Ticker (2001) .... Alex Swan
- The Prophet's Game (2001) .... Vincent Swan
- Choke (2001) .... Henry Clark
- L.A.P.D.: To Protect and to Serve (2001) .... Captain Elsworth
- Held for Ransom (2000) .... JD
- Jesus' Son (2000) .... Bill
- Lured Innocence (2000) .... Rick Chambers
- The Spreading Ground (2000) .... Det. Ed DeLongpre
- Welcome to Hollywood (2000) .... Himself
- Luck of the Draw (2000) .... Giani Ponti
- Straight Shooter (1999) .... Frank Hector
- Edtv (1999) .... Henry 'Hank' Pekurny
- Bad City Blues (1999) .... Cleveland Carter
- The Source (1999) .... William S. Burroughs
- Robert Rauschenberg: Inventive Genius (1999) .... Narrator (voice)
- Me and Will (1999) .... Easy Rider clip (archive footage)
- The Venice Project (1999) .... Roland / Salvatore
- Top of the World (1998) .... Charles Atlas
- Meet the Deedles (1998) .... Frank Slater
- Michael Angel (1998) .... Lewis Garou
- The Blackout (1997) .... Mickey Wayne
- The Last Days of Frankie the Fly (1997) .... Frankie
- Road Ends (1997) .... Sheriff Ben Gilchrist
- Who Is Henry Jaglom? (1997) .... Himself
- The Good Life (1997) .... Mr. Golf
- Basquiat (1996) .... Bruno Bischofberger
- Carried Away (1996) .... Joseph Svenden
- Cannes Man (1996) .... Himself
- Space Truckers (1996) .... John Canyon
- Waterworld (1995) .... Deacon
- Search and Destroy (1995) .... Dr. Luther Waxling
- Speed (1994) .... Howard Payne
- Chasers (1994) .... Doggie
- True Romance (1993) .... Clifford Worley
- Super Mario Bros. (1993) .... King Koopa
- Boiling Point (1993) .... Rudolph 'Red' Diamond
- The Revenge of the Dead Indians (1993) .... Himself
- Sunset Heat (1992) .... Carl Madson
- Red Rock West (1992) .... Lyle from Dallas
- Hearts of Darkness: A Filmmaker's Apocalypse (1991) .... Himself
- The Indian Runner (1991) .... Caesar
- Paris Trout (1991) .... Paris Trout
- Superstar: The Life and Times of Andy Warhol (1991) .... Himself
- Picture This: The Times of Peter Bogdanovich in Archer City, Texas (1991) .... Himself
- Hollywood Mavericks (1990) .... Himself (uncredited)
- Chattahoochee (1990) .... Walker Benson
- Catchfire (1990) .... Milo
- Flashback (1990) .... Huey Walker
- Blood Red (1989) .... William Bradford Berrigan
- The Last Movie (1988) .... Kansas
- Forever James Dean (1988) .... Goon (alternative 'Rebel Without a Cause' footage) (uncredited)
- The Pick-up Artist (1987) .... Flash Jensen
- Straight to Hell (1987) .... I.G. Farben
- Riders of the Storm (1987) .... The Captain
- River's Edge (1987) .... Feck
- Black Widow (1987) .... Ben Dumers
- Running Out of Luck (1987) .... Video Director
- Hoosiers (1986) .... Shooter
- Blue Velvet (1986) .... Frank Booth
- The Texas Chainsaw Massacre 2 (1986) .... Lieutenant 'Lefty' Enright
- My Science Project (1985) .... Bob Roberts
- O.C. and Stiggs (1985) .... Sponson
- A Hero of Our Time (1985) .... (uncredited)
- Slagskämpen (1984) .... Miller
- Euer Weg führt durch die Hölle (1984) .... (uncredited)
- Rumble Fish (1983) .... Father
- The Osterman Weekend (1983) .... Richard Tremayne
- Neil Young: Human Highway (1982) .... Cracker
- Scenes from the Life of Andy Warhol: Friendships and Intersections (1982) .... Himself (archive footage) (uncredited)
- King of the Mountain (1981) .... Cal
- Reborn (1981) .... Rev. Tom Hartley
- Out of the Blue (1980) .... Don Barnes
- Apocalypse Now (1979) .... Photojournalist
- Flores del vicio, Las (1979) .... Chicken
- Couleur chair (1978) .... Mel
- Mad Dog Morgan (1976) .... Daniel Morgan
- Tracks (1976) .... 1st Sgt. Jack Falen
- Kid Blue (1974) .... Bickford Waner
- The Other Side of the Wind (1972) ....
- The American Dreamer (1971) .... Himself
- The Festival Game (1970) ....
- Easy Rider (1969) .... Billy
- True Grit (1969) .... Moon
- Head (1968) .... Himself (uncredited)
- Hang 'Em High (1968) .... The Prophet
- Panic in the City (1968) .... Goff
- The Glory Stompers (1968) .... Chino
- Cool Hand Luke (1967) .... Babalugats
- The Trip (1967) .... Max
- Queen of Blood (1966) .... Paul Grant
- Screen Test #4 (1966) .... Himself (uncredited)
- Screen Test #3 (1966) .... Himself (uncredited)
- The Sons of Katie Elder (1965) .... Dave Hastings
- Screen Test #1 (1965) .... Himself (uncredited)
- Screen Test #2 (1965) .... Himself (uncredited)
- Tarzan and Jane Regained... Sort of (1964) .... Unbilled double for Tarzan
- Night Tide (1961) .... Johnny Drake
- Key Witness (1960) .... William 'Cowboy' Tomkins
- The Young Land (1959) .... Hatfield Carnes
- The James Dean Story (1957) .... Himself - 'Giant' premiere footage (uncredited)
- The Story of Mankind (1957) .... Napoleon Bonaparte
- Gunfight at the O.K. Corral (1957) .... Billy Clanton
- Sayonara (1957) .... 1st MP (voice) (uncredited)
- Giant (1956) .... Jordan Benedict III
- I Died a Thousand Times (1955) .... Joe (uncredited)
- Rebel Without a Cause (1955) .... Goon
- 'Giant' Stars Are Off to Texas (1955) .... Himself (uncredited)
- Johnny Guitar (1954) .... (uncredited)
- Chasers (1994) ....
- The Hot Spot (1990) ....
- Catchfire (1990) .... (as Alan Smithee)
- The Last Movie (1988) ....
- Colors (1988) ....
- Out of the Blue (1980) ....
- Easy Rider (1969) ....
- The Trip (1967) .... second unit director (uncredited)
- Superstar: The Life and Times of Andy Warhol (1991) .... advisory board
- Reborn (1981) .... production consultant
- Before Night Falls (2001) .... special thanks
- A Perfect Murder (1998) .... thanks: for genereous cooperation in allowing their workspace to appear in this film
- Nico Icon (1995) .... acknowledgment: photos courtesy of
- Superstar: The Life and Times of Andy Warhol (1991) .... thanks: for generous cooperation in allowing their works of art to appear in this film
- The Last Movie (1988) .... story
- Out of the Blue (1980) .... uncredited
- The American Dreamer (1971) .... writer
- Easy Rider (1969) .... (written by) &