Credits

• 2022 · Who Done It: The Clue Documentary as Self (archive footage) (uncredited)
• 2020 · Life After The Navigator as Himself
• 2020 · For Madmen Only: The Stories of Del Close as Himself
• 2019 · Valerie as Self
• 2016 · A Christmas in Vermont as Nick Harper
• 2016 · Wild Oats as Vespucci
• 2016 · Silver Skies as Billy
• 2015 · Chicago Med as Clyde Glickman
• 2015 · Thank You, Del: The Story of the Del Close Marathon as Self
• 2015 · Fresh Off the Boat as Mr. Royce
• 2012 · Bigfoot as Mayor Tommy Gillis
• 2011 · Salvation Boulevard as Billy
• 2010 · Mike & Molly as Otis
• 2009 · Halloween II as Uncle Meat
• 2009 · All About Steve as Mr. Horowitz
• 2009 · Drop Dead Diva as Cole Lamburt
• 2008 · The Rocker as Gator
• 2007 · Martian Child as Dr. Berg
• 2007 · John from Cincinnati as
• 2006 · Psych as Barry Saunder
• 2006 · Man About Town as Ben Giamoro
• 2005 · Crazy for Christmas as Fred Nickells
• 2005 · Rockin' at the Red Dog: The Dawn of Psychedelic Rock as narrator
• 2004 · House as Henry Errington
• 2004 · Boston Legal as Judge Robert Thompson
• 2003 · Celebrities Uncensored as Self
• 2002 · About Schmidt as Larry Hertzel
• 2002 · Boomtown as Mel Castle
• 2002 · Teddy Bears' Picnic as Ted Frye
• 2002 · The Mesmerist as
• 2001 · Thieves as
• 2001 · Crossing Jordan as Barney Reynolds
• 2001 · The Sky is Falling as Yogi Cook
• 2001 · Three Sisters as Jerry Keats
• 2000 · Level 9 as
• 2000 · CSI: Crime Scene Investigation as Dr. Aden
• 1999 · Family Law as Howard Thomas / Randall
• 1998 · That '70s Show as Max
• 1998 · Two Guys and a Girl as Mr. Bergen
• 1997 · On the Second Day of Christmas as David
• 1997 · High Stakes as Wayne Dreyer
• 1997 · The Practice as
• 1997 · Gridlock'd as Blind Man
• 1996 · The Pretender as Landlord
• 1995 · Out-of-Sync as Det. Caldwell
• 1995 · The Outer Limits as Dr. Emory Taylor
• 1994 · Touched by an Angel as Flynn Hodge
• 1994 · ER as Dr. James Broderick
• 1994 · Munchie Strikes Back as Munchie (voice)
• 1994 · Burke's Law as Chuck Mason
• 1993 · Little Miss Millions as Nick Frost
• 1993 · Lethal Exposure as Taylor Cochran
• 1992 · Rubin & Ed as Ed Tuttle
• 1992 · Quiet Killer as Congressman Calvin Phillips
• 1992 · Hot Chocolate as Mr. Cassidy
• 1991 · Murder in New Hampshire: The Pamela Wojas Smart Story as Paul Maggioto
• 1991 · The New WKRP in Cincinnati as
• 1990 · Call Me Anna as John Ross
• 1988 · The Diamond Trap as Det. Rollings
• 1987 · Amazon Women on the Moon as Rupert King (segment "Titan Man")
• 1987 · Inside Out as Jack
• 1987 · Six Against the Rock as Joseph 'Dutch' Cretzer
• 1986 · Heat as Pinchus Zion
• 1986 · Head of the Class as Charlie Moore
• 1986 · The Princess Who Had Never Laughed as King
• 1986 · Flight of the Navigator as Dr. Louis Faraday
• 1986 · My Chauffeur as McBride
• 1985 · Clue as The Chief (uncredited)
• 1985 · George Burns Comedy Week as Andy Pace
• 1985 · The Ray Bradbury Theater as
• 1985 · Police Academy 2: Their First Assignment as Pete Lassard
• 1984 · Silence of the Heart as Carl Lewis
• 1984 · Murder, She Wrote as Sheldon Greenberg
• 1984 · Best Kept Secrets as Jim Osborne
• 1984 · Mister Roberts as Doc
• 1984 · This Is Spinal Tap as Terry Ladd
• 1983 · Motown 25: Yesterday, Today, Forever as Johnny Caravella (Doctor Johnny Fever)
• 1983 · Doctor Detroit as Smooth Walker
• 1982 · One Shoe Makes it Murder as Joe Hervey
• 1982 · Faerie Tale Theatre as King
• 1982 · Victims as Charles Galloway
• 1981 · Honky Tonk Freeway as Snapper
• 1981 · Private Lessons as Lester
• 1980 · Skyward as Koup Trenton
• 1980 · Gridlock as Señor Smooth (voice)
• 1980 · The Fantastic Funnies as Dr. Johnny Fever
• 1980 · John Ritter: Being of Sound Mind and Body as Self / The Rock Doctor
• 1979 · The Jerk as Carnival Worker (uncredited)
• 1979 · Americathon as Kip Margolis
• 1979 · You Can't Take it With You as Wilbur C. Henderson
• 1978 · Outside Chance as David
• 1978 · More Than Friends as Avery Salminella
• 1978 · WKRP in Cincinnati as Dr. Johnny Fever
• 1978 · Loose Shoes as Ernie Piles, War Correspondent
• 1978 · The Comedy Company as Roger Dustleman
• 1978 · The Ghost of Flight 401 as Bert Stockwell
• 1977 · Tarantulas: The Deadly Cargo as Fred
• 1977 · Soap as Mr. Franklin
• 1977 · The Other Side of Midnight as O'Brien
• 1977 · The Amazing Howard Hughes as Jenks
• 1977 · Tail Gunner Joe as Lt. Ted Cantwell
• 1976 · Battle of the Network Stars as
• 1976 · Quincy, M.E. as D.A. Jerry Douglas
• 1976 · The Big Bus as Jack
• 1976 · Silent Movie as Executive
• 1976 · Jackson County Jail as David
• 1976 · Tunnel Vision as Senator McMannus
• 1976 · Laverne & Shirley as
• 1975 · One Day at a Time as Sam Royer
• 1975 · The Sunshine Boys as Mr. Walsh, Commerical Director
• 1975 · Whiffs as Dr. Gopian
• 1975 · Saturday Night Live as Self - Host
• 1975 · Switch as M.W.
• 1975 · Prisoners as
• 1975 · The Blue Knight as Resident
• 1975 · Hustling as Detective
• 1975 · Shampoo as Red Dog
• 1974 · The Rockford Files as Al Steever
• 1974 · Harry O as
• 1974 · Rhoda as
• 1974 · Firehouse as
• 1973 · The Blue Knight as
• 1973 · Steelyard Blues as Frank Veldini
• 1973 · Kid Blue as Confectionary Man (as Howard Hessman)
• 1973 · Jory as Santa Rosa bartender
• 1972 · The Bob Newhart Show as
• 1972 · The Bob Newhart Show as Craig Plager
• 1972 · The Bob Newhart Show as Augie (voice) (uncredited)
• 1972 · Sanford and Son as
• 1972 · Cisco Pike as Recording Engineer
• 1971 · The Christian Licorice Store as Last Party Guest
• 1971 · Billy Jack as Drama Teacher
• 1969 · Some Kind of a Nut as Bartender
• 1969 · A Session with the Committee as (as Don Sturdy)
• 1968 · Petulia as Hippie (uncredited)
• 1967 · Mannix as
• 1967 · The Smothers Brothers Comedy Hour as Various
• 1960 · The Andy Griffith Show as Counter Boy
• 1960 · The Andy Griffith Show as Harry