Actor
- Journey to Sundance (2009) .... Himself
- An American Carol (2008) .... Michael's Agent
- AFI's 10 Top 10 (2008) .... Himself
- Reinventando Hollywood (2008) .... Himself
- Family Guy Back to the Woods (2008) .... Himself (voice)
- Imaginary Witness: Hollywood and the Holocaust (2007) .... (archive footage)
- Z Channel: A Magnificent Obsession (2007) .... Himself
- Surf's Up (2007) .... Reggie Belafonte (voice)
- Biography Anthony Hopkins (2007) .... Himself
- End Game (2006) .... Vaughn Stevens
- Pretty Persuasion (2006) .... Hank Joyce
- Stardust: The Bette Davis Story (2006) .... Himself - interviewee
- National Heads-Up Poker Championship (2006) .... Himself
- Shark (2006) .... Sebastian Stark (38 episodes, 2006-2008)
- Poker Royale: The James Woods Gang vs. The Unabombers (2005) .... Himself - Captain, The James Woods Gang
- Ark (2005) .... Jallak (voice)
- Be Cool (2005) .... Tommy Athens
- Tsunami Aid: A Concert of Hope (2005) .... Himself
- Buddy (2005) .... Narrator / Himself (voice)
- Naked (2005) .... Himself
- Family Guy Peter's Got Woods (2005) .... Himself (voice)
- Celebrity Poker Showdown Tournament 7, Game 2 (2005) .... Himself
- The Easter Egg Adventure (2004) .... Grab Takit (voice)
- Celebrity Poker Showdown Tournament 2, Game 2 (2004) .... Himself
- Northfork (2003) .... Walter O'Brien
- Rudy: The Rudy Giuliani Story (2003) .... Rudolph 'Rudy' Giuliani
- This Girl's Life (2003) .... Pops
- 101 Most Shocking Moments in Entertainment (2003) .... #88 Sean Young Pursues James Woods (archive footage)
- Intimate Portrait Penny Marshall (2003) .... Himself
- Legend of the Lost Tribe (2002) .... Narrator / The Vikings (voice: English version)
- Stuart Little 2 (2002) .... The Evil Falcon (voice)
- Race to Space (2002) .... Dr. Wilhelm von Huber
- John Q (2002) .... Dr. Raymond Turner
- Little Warriors (2002) .... Narrator
- Founding Brothers (2002) .... John Adams (voice)
- Riding in Cars with Boys (2001) .... Mr. Leonard Donofrio
- The Real Untouchables (2001) .... Himself - Narrator
- America: A Tribute to Heroes (2001) .... Himself
- Final Fantasy: The Spirits Within (2001) .... General Hein (voice)
- Scary Movie 2 (2001) .... Father McFeely
- Recess: School's Out (2001) .... Dr. Philliam "Phil" Benedict (voice)
- House of Mouse (2001) .... Hades (39 episodes, 2001-2002)
- Founding Fathers (2000) .... John Adams (voice)
- Dirty Pictures (2000) .... Dennis Barrie
- The Virgin Suicides (2000) .... Ronald Lisbon
- Play It to the Bone (2000) .... Himself - Ringside Fan (uncredited)
- Any Given Sunday (1999) .... Dr. Harvey Mandrake
- The General's Daughter (1999) .... Col. Robert Moore
- True Crime (1999) .... Alan Mann
- AFI's 100 Years... 100 Stars (1999) .... Himself
- Vampires (1998) .... Jack Crow
- Bravo Profiles: The Entertainment Business (1998) .... Himself
- Hercules (1998) .... Hades (4 episodes, 1998)
- America's Endangered Species: Don't Say Good-bye (1998) .... Narrator
- AFI's 100 Years... 100 Movies: The Antiheroes (1998) .... Himself
- Another Day in Paradise (1998) .... Mel
- Femmes Fatales: Sharon Stone (1998) .... Himself (archive footage) (uncredited)
- AFI's 100 Years... 100 Movies: The Wilder Shores of Love (1998) .... Narrator
- Sharon Stone - Una mujer de 100 caras (1998) .... Himself (archive footage) (uncredited)
- Kicked in the Head (1997) .... Uncle Sam
- Contact (1997) .... Michael Kitz
- Hercules (1997) .... Hades; Lord of the Underworld (voice)
- I Think I Cannes (1997) .... Himself (uncredited)
- Ghosts of Mississippi (1996) .... Byron De La Beckwith
- The Summer of Ben Tyler (1996) .... Temple Rayburn
- Killer: A Journal of Murder (1996) .... Carl Panzram
- Nixon (1995) .... H.R. Haldeman
- Casino (1995) .... Lester Diamond
- Indictment: The McMartin Trial (1995) .... Danny Davis
- For Better or Worse (1995) .... Reggie Makeshift
- The Specialist (1994) .... Ned Trent
- Next Door (1994) .... Matt Coler
- The Getaway (1994) .... Jack Benyon
- Jane's House (1994) .... Paul Clark
- Curse of the Starving Class (1994) .... Weston Tate
- Chaplin (1993) .... Joseph Scott
- Citizen Cohn (1992) .... Roy Marcus Cohn
- Diggstown (1992) .... Gabriel Caine
- Straight Talk (1992) .... Jack Russell
- The Boys (1991) .... Walter Farmer
- The Hard Way (1991) .... Detective Lt. John Moss, NYPD
- Voices that Care (1991) .... Himself - Host & Choir Member
- Grammy Legends (1990) .... Himself - Host
- Women and Men: Stories of Seduction (1990) .... Robert
- Immediate Family (1989) .... Michael Spector
- My Name Is Bill W. (1989) .... Bill Wilson
- True Believer (1989) .... Edward 'Eddie' Dodd
- The Boost (1988) .... Lenny Brown
- Cop (1988) .... Lloyd Hopkins
- Funny, You Don't Look 200: A Constitutional Vaudeville (1987) .... Himself
- Best Seller (1987) .... Cleve
- In Love and War (1987) .... James B. 'Jim' Stockdale
- Promise (1986) .... D.J.
- Salvador (1986) .... Richard Boyle
- Badge of the Assassin (1985) .... Robert K. Tannenbaum, Assistant District Attorney
- Joshua Then and Now (1985) .... Joshua Shapiro
- Cat's Eye (1985) .... Richard 'Dick' Morrison (segment "Quitter's Inc.")
- Terror in the Aisles (1984) .... (segment "Videodrome") (archive footage)
- Once Upon a Time in America (1984) .... Maximilian 'Max' Bercovicz
- Against All Odds (1984) .... Jake Wise
- Videodrome (1983) .... Max Renn
- Fast-Walking (1983) .... Fast-Walking
- Split Image (1982) .... Charles Pratt
- Eyewitness (1981) .... Aldo Mercer
- The Onion Field (1980) .... Gregory Ulas Powell
- The Black Marble (1980) .... The Fiddler
- Young Maverick (1979) .... Lem Fraker (2 episodes, 1979-1980)
- Distance (1979) .... Larry
- And Your Name Is Jonah (1979) .... Danny Corelli
- The Incredible Journey of Doctor Meg Laurel (1979) .... Sin Eater
- The Gift of Love (1978) .... Alfred Browning
- The Billion Dollar Bubble (1978) .... Art Lewis
- Holocaust (1978) .... Karl Weiss
- The Choirboys (1977) .... Harold Bloomguard
- Alex & the Gypsy (1977) .... Crainpool
- Raid on Entebbe (1977) .... Capt. Sammy Berg
- The Disappearance of Aimee (1976) .... Asst. Disty. Atty. Joseph Ryan
- F. Scott Fitzgerald in Hollywood (1976) .... Leonard 'Lenny' Schoenfeld
- Foster and Laurie (1975) .... Walter the Addict
- Night Moves (1975) .... Quentin
- The Gambler (1974) .... Bank officer
- The Way We Were (1973) .... Frankie McVeigh
- The Visitors (1972) .... Bill Schmidt
- A Great American Tragedy (1972) .... Rick
- Hickey & Boggs (1972) .... Lieutenant Wyatt
- Footsteps (1972) .... Reporter
- All the Way Home (1971) .... Andrew Lynch
- Falling in Love in Pongo Ponga (2002) ....
- Shark (2006) .... producer (16 episodes, 2007-2008)
- Northfork (2003) .... executive producer
- Another Day in Paradise (1998) .... producer
- Cop (1988) .... producer
- Deal (2008) .... thanks
- Falling in Love in Pongo Ponga (2002) ....


