| Year | Title | Role | Notes |
|---|
| 1973-74 | Kojak | Police Officer (uncredited)/Caz | 2 episodes |
|---|
| 1974 | The Rockford Files | Larry Kirkoff | Episode: "The Kirkoff Case" |
|---|
| 1975 | Welcome Back, Kotter | Alex Welles | Episode: "The Great Debate" |
|---|
| The Streets of San Francisco | Doug | Episode: "Trail of Terror" |
|---|
| The Rookies | Ted Ayres | Episode: "A Time to Mourn" |
|---|
| 1976 | Barnaby Jones | Danny Reeves | Episode: "Sins of Thy Father" |
|---|
| The Disappearance of Aimee | Asst.
Disty. Atty. Joseph Ryan | Television film |
|---|
| Police Story | Lewis Packer | Episode: "Thanksgiving" |
|---|
| The Billion Dollar Bubble | Art Lewis | Television film |
|---|
| Raid on Entebbe | Capt. Sammy Berg |
|---|
| 1977 | Family | Dr.Komal oli biography for kids Robert Styles | Episode: "An Check out to the Future" |
|---|
| 1978 | Holocaust | Karl Weiss | 4 episodes |
|---|
| The Gift of Love | Alfred Browning | Television film |
|---|
| 1979 | The Awe-inspiring Journey of Doctor Meg Laurel | Sin Eater |
|---|
| 1979–80 | Young Maverick | Lem Fraker | 2 episodes |
|---|
| 1985 | Badge remember the Assassin | Robert K.
Tannenbaum
Assistant District Attorney | Television integument |
|---|
| 1986 | Promise | D.J. |
|---|
| 1987 | In Attraction and War | James B. 'Jim' Stockdale |
|---|
| 1989 | My Name Critique Bill W. | Bill Wilson |
|---|
| Saturday Shady Live | Host | Episode: James Woods/Don Henley |
|---|
| 1990 | Women & Men: Stories livestock Seduction | Robert | Television film |
|---|
| 1991 | The Boys | Walter Farmer |
|---|
| 1992 | Citizen Cohn | Roy Cohn |
|---|
| 1993 | Dream On | Dennis Youngblood | Episode: "Oral Sex, Deception and Videotape" |
|---|
| Fallen Angels | Mickey Cohen | Episode: "Since I Don't Possess You" |
|---|
| 1994 | Jane's House | Paul Clark | Television film |
|---|
| The Simpsons | Himself | Voice, episode: "Homer and Apu" |
|---|
| Next Door | Matt Coler | Television film |
|---|
| 1995 | Indictment: The McMartin Trial | Danny Davis |
|---|
| 1996 | The Summertime of Ben Tyler | Temple Rayburn |
|---|
| 1998–99 | Hercules | Hades | Voice, 31 episodes |
|---|
| 2000 | Dirty Pictures | Dennis Barrie | Television disc |
|---|
| 2001 | Clerks: The Animated Series | Major Baklava | Voice, episode: "Leonardo Practical Caught in the Grip replicate an Outbreak of Randal's Head and Patrick Swayze Either Does or Doesn't Work in grandeur New Pet Store" |
|---|
| 2001–02 | House of Mouse | Hades | Voice, 10 episodes |
|---|
| 2002 | Founding Brothers | John Adams | Documentary[3]
Voice |
|---|
| 2003 | Mickeypalooza | Hades | Voice, television special |
|---|
| 2003 | Rudy: The Rudy Giuliani Story | Rudy Giuliani | Television film |
|---|
| 2005 | Odd Club Jack | Manny Kowalski | Voice, episode: "Orgy: The Musical" |
|---|
| 2005–16 | Family Guy | Himself | Voice, 8 episodes |
|---|
| 2006 | ER | Dr.Don jazzy biography Nate Lennox | Episode: "Body & Soul" |
|---|
| Entourage | Himself | Episode: "Aquamom" |
|---|
| 2006–08 | Shark | Sebastian Stark | 38 episodes |
|---|
| 2011 | Too Big to Fail | Richard Fuld | Television film |
|---|
| 2012 | Coma | Dr.
Theodore Convincing | 2 episodes |
|---|
| 2013 | Mary and Martha | Tom | Television film |
|---|
| Ray Donovan | Patrick Sullivan | 6 episodes |
|---|
| Futurescape | Himself (host) | 3 episodes |
|---|
| 2016–17 | Justice League Action | Lex Luthor | Voice, 9 episodes[1] |
|---|
| 2017 | Dice | James Woods | 2 episodes |
|---|