| 2015 | Joe Dirt 2: Beautiful Loser | Zander Kelly | Film |
| 2012 | Decoding Deepak | Self | Film |
| 2012 | The Campaign | Dennis Miller | Film |
| 2010 | Dennis Miller: The Big Speech | Himself | Film |
| 2008 | What Happens in Vegas | Judge Whopper | Film |
| 2007 | The ½ Hour News Hour | Self | TV |
| 2007 | Grand Slam | Self - Host | TV |
| 2006 | Dennis Miller: All In | Self | Film |
| 2006 | Dennis Miller: All In | Writer | Film |
| 2006 | Dennis Miller: All In | Executive Producer | Film |
| 2005 | Thank You for Smoking | Dennis Miller | Film |
| 2003 | Dennis Miller: The Raw Feed | Self | Film |
| 2003 | Dennis Miller: The Raw Feed | Writer | Film |
| 2003 | Dennis Miller: The Raw Feed | Executive Producer | Film |
| 2001 | Joe Dirt | Zander Kelly | Film |
| 1999 | Dennis Miller: The Millennium Special | | Film |
| 1999 | Sam Kinison: Why Did We Laugh? | Self | Film |
| 1999 | Dennis Miller: The Millennium Special | Writer | Film |
| 1997 | Murder at 1600 | Detective Steve Stengel | Film |
| 1996 | Dennis Miller: Citizen Arcane | | Film |
| 1996 | Bordello of Blood | Rafe Guttman | Film |
| 1996 | Dennis Miller: Citizen Arcane | Writer | Film |
| 1995 | The Net | Dr. Alan Champion | Film |
| 1995 | Never Talk to Strangers | Cliff Raddison | Film |
| 1994 | Disclosure | Mark Lewyn | Film |
| 1993 | Dennis Miller: Live From Washington D.C. - They Shoot HBO Specials, Don't They? | Himself | Film |
| 1993 | Broken Highway | Max O'Donnell | Film |
| 1993 | Dennis Miller: Live From Washington D.C. - They Shoot HBO Specials, Don't They? | Writer | Film |
| 1990 | Elly & Jools | | TV |
| 1990 | Dennis Miller: Black and White | Himself | Film |
| 1990 | MadHouse | Wes | Film |
| 1990 | The Earth Day Special | Weekend Update Anchor | Film |
| 1990 | Dennis Miller: Black and White | Writer | Film |
| 1989 | The 13th Annual Young Comedians Show | | Film |
| 1988 | The Everlasting Secret Family | Eric, the Chauffeur | Film |
| 1988 | Mr. Miller Goes to Washington | Himself | Film |
| 1988 | Emerald City | Malcolm Bennett | Film |
| 1988 | Evil Angels | Sturgess | Film |
| 1988 | Mr. Miller Goes to Washington | Writer | Film |
| 1986 | Frog Dreaming | Mr. Cannon | Film |
| 1984 | My First Wife | Bar Patron (uncredited) | Film |
| 1983 | Buddies | Andy | Film |
| 1982 | Starstruck | Lou | Film |
| 1981 | Hoodwink | | Film |
| 1980 | Stir | Redford | Film |
| 1979 | The Last of the Knucklemen | Horse | Film |
| 1973 | Alvin Purple | Mr. Horwood | Film |
| 1971 | Stork | University Lecturer | Film |