Martin Mull
- Melons
2022 Mr. Sunnyside
- A Futile and Stupid Gesture
2018 Modern Doug
- Ha/lf
2013 Grandpa Rich
- Tim's Vermeer
2013 Himself
- And They're Off
2011 Ken Sanders
- Oliver's Ghost
2011 Clive
- Killers
2010 Holbrook
- 2Everything2Terrible2: Tokyo Drift
2010 (archive footage)
- Relative Strangers
2006 Jeffry Morton
- Come Away Home
2005 Barney
- Danny Phantom: The Ultimate Enemy
2005 Vlad Masters (voice)
- A Boyfriend for Christmas
2004 Martin Grant
- The Nick at Nite Holiday Special
2003 Mr. Mull
- The Year That Trembled
2002 Wayne Simonelli
- Sister Mary Explains It All
2001 Skeptical Husband
- Attention Shoppers
2000 Charles
- Richie Rich's Christmas Wish
1998 Mr. Rich
- Zack & Reba
1998 Virgil Payne
- Beverly Hills Family Robinson
1997 Doug Robinson
- Jingle All the Way
1996 D.J.
- Edie & Pen
1996 Johnnie Sparkle
- The Brown Blues
1996 Himself
- How the West Was Fun
1994 Bart Gafooley
- Mr. Write
1994 Dan Barnes
- Mrs. Doubtfire
1993 Justin Gregory
- The Day My Parents Ran Away
1993 Norman Roberts
- Sex, Shock & Censorship in the 90's
1993 “Love Thy Neighbor" Host
- The Player
1992 Martin Mull
- Miracle Beach
1992 Donald Burbank
- Dance with Death
1992 Art
- Martin Mull: Talent Takes a Holiday
1992 Writer
- Ted & Venus
1991 Ted's Attorney
- Ski Patrol
1990 Maris
- Far Out Man
1990 Psychiatrist
- Cutting Class
1989 William Carson III
- Think Big
1989 Dr. Bruekner
- Portrait of a White Marriage
1988 Writer
- Rented Lips
1988 Writer
- O.C. and Stiggs
1987 Pat Coletti
- Home Is Where the Hart Is
1987 Carson Boundy
- The Boss' Wife
1986 Tony Dugdale
- Pecos Bill
1986 Governor Ambrose Peasley
- Clue
1985 Colonel Mustard
- Lots of Luck
1985 Frank Maris
- The History of White People in America
1985 Writer
- California Girls
1985 Elliot
- Bad Manners
1984 Warren Fitzpatrick
- The Jerk, Too
1984 Gambler (uncredited)
- Mr. Mom
1983 Ron
- Sunset Limousine
1983 Mel Shaver (uncredited)
- Private School
1983 Drug Store Clerk (uncredited)
- Flicks
1983 Tang / Arthur Lyle
- Twilight Theatre
1982
- Take This Job and Shove It
1981 Dick Ebersol
- Serial
1980 Harvey
- My Bodyguard
1980 Mr. L.C. Peache
- The Chevy Chase National Humor Test
1979 Writer
- The T.V. Show
1979 Musician
- FM
1978 Eric Swan
- Jump
1971 Music Producer
