| 2013 | Iron Man 3 | Tony Stark / Iron Man |
| 2012 | The Avengers | Tony Stark / Iron Man |
| 2011 | Sherlock Holmes: A Game Of Shadows | Sherlock Holmes |
| 2010 | Due Date | Peter Highman |
| 2010 | Iron Man 2 | Tony Stark / Iron Man |
| 2009 | Sherlock Holmes | Sherlock Holmes |
| 2009 | The Soloist | Steve Lopez |
| 2008 | Tropic Thunder | Kirk Lazarus / Sgt. Lincoln Osiris |
| 2008 | The Incredible Hulk – CAMEO | Tony Stark / Iron Man |
| 2008 | Iron Man | Tony Stark / Iron Man |
| 2008 | Charlie Barlett | Principal Nathan Gardner |
| 2007 | Lucky You – CAMEO | Telephone Jack |
| 2007 | Zodiac | Paul Avery |
| 2006 | Fur: An Imaginary Portrait Of Diane Arbus | Lionel Seeney |
| 2006 | A Guide To Recognizing Your Saints * | Dito Montiel |
| 2006 | A Scanner Darkly | James Barris |
| 2005 | “Family Guy” | Patrick Pewterschmidt |
| 2006 | The Shaggy Dog | Dr. Kozak |
| 2005 | Good Night, And Good Luck | Joseph Wershba |
| 2005 | Kiss Kiss Bang Bang | Harry Lockhart |
| 2005 | Game 6 | Steven Schwimmer |
| 2004 | Eros – “EQUILIBRIUM” | Nick Penrose |
| 2003 | Gothika | Pete Graham |
| 2003 | The Singing Detective | Dan Dark |
| 2003 | Whatever We Do – SHORT | Bobby |
| 2002 | Lethargy – SHORT | Animal therapist |
| 2000 | Love & Distrust – “AUTO MOTIVES” | Rob |
| 2000 | Wonder Boys | Terry Crabtree |
| 2000 – 2002 | “Ally McBeal” | Larry Paul |
| 1999 | Black And White | Terry Donager |
| 1999 | Bowfinger | Jerry Renfro |
| 1999 | Friends & Lovers | Hans |
| 1999 | In Dreams | Vivian Thompson |
| 1998 | U.S. Marshals | Special Agent John Royce |
| 1988 | The Gingerbread Man | Clyde Pell |
| 1997 | Hugo Pool | Franz Mazur |
| 1997 | Two Girls And A Guy | Blake Allen |
| 1997 | One Night Stand | Charlie |
| 1997 | Danger Zone | Jim Scott |
| 1995 | “Mr. Willowby’s Christmas Tree” | Mr. Willowby |
| 1995 | Restoration | Robert Merivel |
| 1995 | Home For The Holidays | Tommy Larson |
| 1995 | Richard III | Earl Rivers |
| 1994 | Only You | Peter Wright (alias: Damon) |
| 1994 | Natural Born Killers | Wayne Gale |
| 1994 | Hail Caesar | Jerry |
| 1993 | Short Cuts | Bill Bush |
| 1993 | Heart And Souls | Thomas Reilly |
| 1992 | Chaplin | Charlie Chaplin |
| 1991 | Soapdish | David Seton Barnes |
| 1991 | Too Much Sun | Reed Richmond |
| 1990 | Air America | Billy Covington |
| 1989 | Chances Are | Alex Finch |
| 1989 | True Believer | Roger Baron |
| 1989 | That’s Adequate | Albert Einstein |
| 1988 | Rented Lips | Wolf Dangler |
| 1988 | 1969 | Ralph Karr |
| 1988 | Johnny Be Good | Leo Wiggins |
| 1987 | Less Than Zero | Julian Wells |
| 1987 | The Pick-Up Artist | Jack Jericho |
| 1986 | America | Paulie Hackley |
| 1986 | Back To School | Derek Lutz |
| 1985 | Weird Science | Ian |
| 1985 | Tuff Turf | Jimmy Paker |
| 1985 | Deadwait – SHORT | (unknown) |
| 1985 – 1986 | “Saturday Night Live” | (cast member) |
| 1984 | Firstborn | Lee |
| 1983 | Baby It’s You | Stewart |
| 1980 | Up The Academy | Caleb Yoon |
| 1975 | Moment To Moment | (uncredited) |
| 1972 | Greaser’s Palace | (uncredited) |
| 1970 | Pound | Puppy |