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Filmography
| 2023 | |
| 2023 | Dead Ringers (2023) (TV Series) · as Marion |
| 2023 | The Diplomat (TV Series) · as President William Rayburn |
| 2022 | Weird: The Al Yankovic Story · as Sleazy Mc |
| 2022 | Jerry and Marge Go Large · as Howard |
| 2021 | My Little Pony: A New Generation · as Argyle (voice) |
| 2021 | Playing God · as Frank |
| 2021 | Rugrats (2021) (TV Series) · as Grandpa Lou Pickles (voice) |
| 2020 | Pink Skies Ahead · as Richard |
| 2020 | Breeders (TV Series) · as Michael |
| 2019 | Image Makers: The Adventures of America's Pioneer Cinematographers · as Narrator (voice) |
| 2019 | Helpsters (TV Series) · as Roy |
| 2019 | Good Omens (TV Series) · as Sergeant Shadwell |
| 2017 | At Home with Amy Sedaris (TV Series) · as Guy Lombardi |
| 2016 | The Good Place (TV Series) · as Doug Forcett |
| 2016 | Billions (TV Series) · as Melville Revere |
| 2015 | The Meddler · as Mark |
| 2015 | Goldie and Bear (TV Series) · as Mr. Locks |
| 2015 | Grace and Frankie (TV Series) · as Jack |
| 2015 | Better Call Saul (TV Series) · as Chuck Mcgill |
| 2014 | The 7D (TV Series) · as Uncle Humidor (voice) |
| 2014 | Sesame Street: Learning Rocks · as Virgil Von Vivald |
| 2014 | Last Week Tonight with John Oliver (TV Series) · as Aide |
| 2013 | 10 Rules for Sleeping Around · as Jeffrey Fields |
| 2013 | Drunk History (TV Series) · as Carl Laemmle |
| 2013 | Family Tree (TV Series) · as Keith Chadwick |
| 2013 | Batman: The Dark Knight Returns, Part 2 · as Bartholomew Wolper (voice) |
| 2012 | The Words · as Nelson Wylie |
| 2012 | Batman: The Dark Knight Returns, Part 1 · as Dr. Bartholomew Wolper (voice) |
| 2012 | Comedy Bang! Bang! (TV Series) · as Zeus |
| 2012 | Veep (TV Series) · as Governor Ballentine |
| 2011 | Homeland (TV Series) · as Juge Jeffrey Turner |
| 2011 | ThunderCats (2011) (TV Series) · as Vultaire (voice) |
| 2011 | Happy Endings (TV Series) · as Big Dave |
| 2011 | Off the Map (TV Series) · as Ed Greenman |
| 2010 | Glory Daze (TV Series) |
| 2010 | Pure Country 2: The Gift · as Angel Joseph |
| 2009 | Glenn Martin DDS (TV Series) · as Eye-Hawk |
| 2009 | Whatever Works · as Joe - Boris' Friend #3 |
| 2009 | Spinal Tap: Back from the Dead · as David St. Hubbins |
| 2009 | The Tonight Show with Conan O'Brien (TV Series) · as David St. Hubbins |
| 2009 | Castle (2009) (TV Series) · as Victor Baron |
| 2009 | Late Night with Jimmy Fallon (TV Series) · as David St. Hubbins |
| 2008 | Childrens Hospital (TV Series) · as Death |
| 2008 | It Might Get Loud · as David St. Hubbins |
| 2008 | Adventures of Power · as Harlan |
| 2007 | Joshua · as Chester |
| 2007 | Live Earth · as David St. Hubbins |
| 2007 | Billy & Mandy: Wrath of the Spider Queen · as Kalgoron (voice) |
| 2007 | The Grand · as Steve Lavisch |
| 2007 | |
| 2007 | The Thick of It · as Glen Glahm |
| 2006 | The Year Without a Santa Claus · as Snow Miser |
| 2006 | For Your Consideration · as Lane Iverson |
| 2006 | The Harry Smith Project Live · as Jerry Palter |
| 2006 | Help Me Help You (TV Series) |
| 2006 | VH1's Heavy: The Story of Metal · as David St. Hubbins |
| 2006 | Relative Strangers · as Ken Hyman |
| 2006 | The Unit (TV Series) |
| 2006 | Open Wide: Tooth School Inside · as Dr. Flossman (voice) |
| 2005 | The Producers · as Prison Trustee |
| 2005 | Arnie the Doughnut · as Narrator / Arnie The Doughnut (voice) |
| 2005 | Hopeless Pictures (TV Series) |
| 2005 | Catscratch (TV Series) · as Groink |
| 2005 | American Dad! (TV Series) · as Emperor Zing (voice) |
| 2004 | Boston Legal (TV Series) · as Dwight Biddle |
| 2003 | And Starring Pancho Villa as Himself · as William Christy Cabanne |
| 2003 | A Mighty Wind · as Jerry Palter |
| 2003 | Jimmy Kimmel Live! (TV Series) |
| 2003 | The Grim Adventures of Billy & Mandy (TV Series) · as Kalgoron |
| 2002 | I Love The 80s (TV Series) · as David St. Hubbins |
| 2002 | 100 Mile Rule · as Howard |
| 2002 | Auto Focus · as Video Executive |
| 2002 | The Guru · as Dwain |
| 2002 | American Bandstand's 50th Anniversary Celebration · as David St. Hubbins - Performer |
| 2002 | Slap Her, She's French! · as Monsieur Duke |
| 2002 | The Hunchback of Notre Dame II · as Sarousch (voice) |
| 2002 | Teamo Supremo (TV Series) · as Lo-Fi |
| 2002 | The Burbs · as Cast |
| 2001 | Teddy Bears' Picnic · as Porterfield 'porty' Pendleton |
| 2001 | Justice League (TV Series) · as The Sportsman / Sgt. O'shaughnessey (voice) |
| 2001 | Recess Christmas: Miracle on Third Street · as Mr. Bream (voice) |
| 2001 | My First Mister · as Bob |
| 2001 | Alias (TV Series) · as Atticus Liddell |
| 2001 | Just for Laughs: Montreal Comedy Festival · as David St. Hubbins |
| 2001 | Oswald (TV Series) · as Louie (voice) |
| 2001 | Dr. Dolittle 2 · as Bird (voice) |
| 2001 | Primetime Glick (TV Series) · as Adrien Van Voorhees |
| 2001 | On Edge · as Award Presenter |
| 2001 | Smallville (TV Series) · as Perry White |
| 2001 | Never Again · as Alex The Transvestite |
| 2001 | The Lone Gunmen (TV Series) |
| 2001 | Lloyd in Space (TV Series) · as Cast |
| 2001 | The Zeta Project (TV Series) |
| 2000 | Harvey Birdman, Attorney at Law (TV Series) · as Evelyn Spyro Throckmorton (voice) |
| 2000 | Little Nicky · as Chief Of Police |
| 2000 | As Told By Ginger (TV Series) · as Bobby Lightfoot (voice) |
| 2000 | Best in Show · as Stefan Vanderhoof |
| 2000 | Curb Your Enthusiasm (TV Series) · as Matt Tessler |
| 2000 | BBC Breakfast (TV Series) · as David St. Hubbins |
| 2000 | Beautiful · as Lance Desalvo |
| 2000 | Strip Mall (TV Series) |
| 2000 | AFI's 100 Years... 100 Laughs: America's Funniest Movies · as David St. Hubbins |
| 2000 | Clerks: The Animated Series (TV Series) · as Professor Ram / Creepy Old Guy (voice) |
| 2000 | Saturday Night Live: The Best of Chris Farley · as The Devil |
| 2000 | The Huntress (TV Series) |
| 1999 | Mystery, Alaska · as Mr. Walsh |
| 1999 | Law & Order: Special Victims Unit (TV Series) · as Kurt Sandow |
| 1999 | Teaching Mrs. Tingle · as Principal Potter |
| 1999 | SpongeBob SquarePants (TV Series) · as Captain Frostymug (voice) |
| 1999 | True Crime · as Réverend Shillerman |
| 1999 | Family Guy (TV Series) · as Pengrove Pig / Andy Rooney / Camel Salesman (voice) |
| 1999 | Kill the Man · as Mr. Livingston |
| 1999 | Batman Beyond (TV Series) · as Ian Peek (voice) |
| 1999 | Providence (TV Series) · as Sherman Smith |
| 1999 | SNL: 25 Years of Music · as David St.hubbins |
| 1998 | Saturday Night Live: The Best of Dana Carvey · as Restaurant Manager |
| 1998 | Maggie Winters (TV Series) · as Lewis Stickley |
| 1998 | Pinky, Elmyra & the Brain (TV Series) · as Grocer |
| 1998 | With Friends Like These · as Dr. Maxwell Hersh |
| 1998 | Archibald the Rainbow Painter · as J.p. Bigelow |
| 1998 | Small Soldiers · as Insaniac / Freakenstein (voice) |
| 1998 | Final Justice · as Merle Hammond |
| 1998 | |
| 1998 | LateLine (TV Series) |
| 1998 | The Closer (1998) (TV Series) · as Arthur Willhaven |
| 1998 | Saturday Night Live: The Best of Mike Myers · as John Tesh - Entertainment Tonight Anchor |
| 1998 | The Man Who Counted · as Reverend Hooper |
| 1997 | Veronica's Closet (TV Series) · as Dave Whitby |
| 1997 | Recess (TV Series) · as Mr. Bream |
| 1997 | The New Batman Adventures (TV Series) · as 50's Joker (voice) |
| 1997 | Casper: A Spirited Beginning · as Bill Case |
| 1997 | Still Breathing · as New Mark |
| 1997 | 101 Dalmatians: The Series (TV Series) · as Jasper Badun (voice) |
| 1997 | No Strings Attached · as Elliot Lewis |
| 1997 | The Weird Al Show (TV Series) · as Miner |
| 1997 | Nothing to Lose · as Phillip "p.b." Barrow |
| 1997 | Johnny Bravo (TV Series) · as King Raymond |
| 1997 | The Angry Beavers (TV Series) · as L.g. Algae |
| 1997 | That Darn Cat · as Peter Randall |
| 1996 | The Jungle Book's Jungle Cubs - Born to be Wild · as (voice) |
| 1996 | Jungle Cubs (TV Series) |
| 1996 | Hey Arnold! (TV Series) |
| 1996 | Road Rovers (TV Series) · as Dr. Jeffrey Otitus (voice) |
| 1996 | Jack · as Paulie |
| 1996 | The Sunshine Boys · as Scott Grogan |
| 1996 | The Daily Show (TV Series) · as David St. Hubbins |
| 1996 | Edie & Pen · as Rick |
| 1996 | Tracey Takes On... (TV Series) · as Barry |
| 1995 | The Pompatus of Love · as Sitcom Star |
| 1995 | Mr. Show (TV Series) · as Professor Peens |
| 1995 | MADtv (TV Series) · as Jerry Palter |
| 1995 | Caroline in the City (TV Series) · as Father Damian |
| 1995 | Pinky and the Brain (TV Series) · as Herbert Schniederlander |
| 1995 | The Brady Bunch Movie · as Mr. Larry Dittmeyer |
| 1995 | Star Trek: Voyager (TV Series) · as The Clown |
| 1994 | Across the Moon · as Frank |
| 1994 | Radioland Murders · as Rick Rochester |
| 1994 | Friends (TV Series) · as Mr. Rastatter |
| 1994 | Airheads · as Milo Jackson |
| 1994 | MacShayne: The Final Roll of the Dice · as Ozzie Evans |
| 1994 | Duckman (TV Series) · as Bob Hiney |
| 1993 | Space Ghost Coast to Coast (TV Series) |
| 1993 | The Nanny (TV Series) · as Professor Noel Babcock Phd |
| 1993 | Boy Meets World (TV Series) |
| 1993 | Animaniacs (TV Series) · as Spink (voice) |
| 1993 | Lois & Clark: The New Adventures of Superman (TV Series) |
| 1993 | The X-Files (TV Series) · as Morris Fletcher |
| 1993 | Coneheads · as Gorman Seedling, Ins Deputy Commissioner |
| 1993 | Getting By (TV Series) · as Dirk Clearfield |
| 1992 | A Spinal Tap Reunion: The 25th Anniversary London Sell-Out · as David St. Hubbins / Jerry Palter |
| 1992 | A Year and a Half in the Life of Metallica · as David St. Hubbins |
| 1992 | Man Trouble · as Eddy Revere |
| 1992 | HBO First Look (TV Series) · as Freakenstein |
| 1992 | The Tonight Show with Jay Leno (TV Series) · as David St. Hubbins |
| 1992 | The Freddie Mercury Tribute: Concert for AIDS Awareness · as David St. Hubbins |
| 1992 | Memoirs of an Invisible Man · as George Talbot |
| 1992 | The 19th Annual American Music Awards · as David St. Hubbins - Presenter |
| 1991 | Amnesty International's Big 30 · as David St. Hubbins |
| 1991 | 1991 MTV Video Music Awards · as David St. Hubbins - Presenter |
| 1991 | True Identity · as Harvey Cooper |
| 1991 | Morton & Hayes (TV Series) · as Dr. Mummenschvantz |
| 1991 | Murder in High Places · as Pettibone |
| 1991 | Dinosaurs (TV Series) · as Officer Bettleheim (voice) |
| 1990 | Law & Order (TV Series) · as Bill Nolan |
| 1990 | Book of Love · as Adult Jack Twiller |
| 1990 | Dream On (TV Series) · as Gibby Fiske |
| 1990 | Intimate Portrait (TV Series) · as Narrator |
| 1990 | Flashback · as Hal Cresciman |
| 1990 | Grand (TV Series) · as Tom Smithson |
| 1989 | The Simpsons (TV Series) · as David St. Hubbins (voice) |
| 1989 | Hider in the House · as Phil Dreyer |
| 1989 | The Big Picture · as Emmet Sumner |
| 1989 | The Arsenio Hall Show (TV Series) · as David St. Hubbins |
| 1988 | Earth Girls Are Easy · as Woody |
| 1988 | Murphy Brown (TV Series) · as Dennis Page |
| 1988 | Empty Nest (TV Series) · as Dennis |
| 1988 | Portrait of a White Marriage · as Reverend Alfred 'alfie' Prufrock |
| 1988 | Short Circuit 2 · as Fred Ritter |
| 1987 | Planes, Trains & Automobiles · as State Trooper |
| 1987 | Headbangers Ball (TV Series) · as David St. Hubbins - Host |
| 1987 | Double Agent · as Jason Starr / Warren Starbinder |
| 1987 | Light of Day · as Bu Montgomery |
| 1986 | Jumpin' Jack Flash · as Leslie (uncredited) |
| 1986 | Classified Love · as Pete Newly |
| 1986 | Johnny Appleseed · as Mac Macintosh |
| 1985 | Clue · as Mr. Green |
| 1985 | Tall Tales and Legends (TV Series) · as Mac Macintosh |
| 1985 | George Burns Comedy Week (TV Series) · as Joey |
| 1985 | D.A.R.Y.L. · as Andy Richardson |
| 1984 | Murder, She Wrote (TV Series) · as Ross Mckay |
| 1984 | Jeopardy! (TV Series) |
| 1984 | This Is Spinal Tap · as David St. Hubbins |
| 1983 | Imps* · as Fritz #2 |
| 1982 | Nature (TV Series) · as Narrator |
| 1982 | Young Doctors in Love · as Dr. Simon August |
| 1980 | Used Cars · as Eddie Winslow |
| 1980 | |
| 1980 | Goodtime Girls (TV Series) |
| 1979 | 1941 · as Willy |
| 1978 | More Than Friends · as Terry Christopher |
| 1977 | |
| 1976 | Laverne & Shirley (TV Series) · as Lenny |
| 1974 | Happy Days (TV Series) |
| 1969 | Sesame Street (TV Series) · as Vergil Von Vivaldi |
| 1954 | Disneyland (TV Series) · as Jason Starr |
| 1954 | The Early Show (TV Series) · as David St. Hubbins |
| 1952 | American Bandstand (TV Series) · as Lenny |