- Normal
2026 Mayor Kibner
- Gail Daughtry and the Celebrity Sex Pass
2026 Henry Winkler (uncredited)
- The Patrick Star Show: Week of Stars!
2026 Jeffy Tentacles (voice)
- Rolling Loud: The Movie
2026 Mr. Ferguson
- Hexed
2026 Nigel (voice)
- The Final Cut
2025 God
- Everybody's Live with John Mulaney
2025 Hector the Teen Driver / Self
- Black Adam
2022 Uncle Al
- Reindeer in Here
2022 Smiley (voice)
- On the Count of Three
2022 Dr. Brenner
- Family Squares
2022 Bobby
- Chanshi
2022 Tatty
- The Legend of Vox Machina
2022 Wilhand Trickfoot (voice)
- Batwheels
2022 Santa (voice)
- Loot
2022 Gerald
- The French Dispatch of the Liberty, Kansas Evening Sun
2021 Uncle Joe
- Extinct
2021 Jepson (voice)
- Rugrats
2021 Boris (voice)
- Inside Job
2021 Melvin (voice)
- Monsters at Work
2021 Fritz (voice)
- American Horror Stories
2021 Dr. Eric Nostrum
- The Patrick Star Show
2021 Jeffy Tentacles (voice)
- Pink Skies Ahead
2020 Dr. Cotton
- Scoob!
2020 Keith (voice)
- The Paley Center Salutes Law & Order: SVU
2020 (archive footage)
- AGFA's Special Christmas Special
2020 Arthur Herbert Fonzarelli
- The AGFA Mystery Mixtape Vault
2020 Arthur Herbert Fonzarelli (archive footage)
- Medical Police
2020 Sy Mittleman
- Close Enough
2020 Alex's Dad (voice)
- Where's Waldo?
2019 Wizard Longbeard (voice)
- Barry
2018 Gene Cousineau
- Welcome to the Wayne
2018 Leo Wasserman
- Sandy Wexler
2017 Testimonial
- Mariah Carey's All I Want for Christmas Is You
2017 Grandpa Bill (voice)
- DuckTales
2017 Bailiff (voice)
- All Hail King Julien: Exiled
2017 Uncle King Julien (voice)
- Donald Trump's The Art of the Deal: The Movie
2016 Ed Koch
- Hank Zipzer's Christmas Catastrophe
2016 Mr. Rock
- MacGyver
2016 Executive Producer
- Larry Gaye: Renegade Male Flight Attendant
2015 Stanley Warner
- Robot Chicken: Christmas Specials
2014 Various (voice) (archive sound)
- All Hail King Julien
2014 Uncle King Julien (voice)
- Penn Zero: Part-Time Hero
2014 The Snowman (voice)
- Hank Zipzer
2014 Mr. Rock
- BoJack Horseman
2014 Henry Winkler (voice)
- LEGO Hero Factory: Brain Attack
2013 Nathaniel Zib (voice)
- Drunk History
2013 Zenas Fisk Wilber
- Teen Titans Go!
2013 Captain Cool (voice)
- Uncle Grandpa
2013 Nacho Cheese (voice)
- Here Comes the Boom
2012 Marty Streb
- Comedy Bang! Bang!
2012 Leonard Rascal
- 1600 Penn
2012 Senator Faxler
- Classic TV Bloopers Uncensored
2011 Arthur 'Fonzie' Fonzarelli (archive footage)
- LEGO Hero Factory: Ordeal of Fire
2011 Nathaniel Zib (voice)
- Adventures of Serial Buddies
2011 Narrator
- Running Mates
2011 Bob Weatherbee
- LEGO Hero Factory: Savage Planet
2011 Nathaniel Zib (voice)
- New Girl
2011 Flip
- Bob's Burgers
2011 Mall Santa (voice)
- Up All Night
2011 Marty Alexander
- Bubble Guppies
2011 Yeti (voice)
- LEGO Hero Factory: Rise of the Rookies
2010 Nathaniel Zib (voice)
- Group Sex
2010 Burton
- LEGO Hero Factory
2010 Professor Nathaniel Zib
- Kick Buttowski: Suburban Daredevil
2010 Principal (voice)
- Sit Down Shut Up
2009
- Parks and Recreation
2009 Dr. Saperstein
- Royal Pains
2009 Eddie R. Lawson
- The Most Wonderful Time of the Year
2008 Uncle Ralph
- A Plumm Summer
2008 Happy Herb
- Merry Christmas, Drake & Josh
2008 Judge Newman
- You Don't Mess with the Zohan
2008 Limousine Passenger
- Childrens Hospital
2008 Sy Mittleman
- Batman: The Brave and the Bold
2008 Ambush Bug (voice)
- The Thick of It
2007 Rep. "Spike" Crandall
- Click
2006 Ted
- Unbeatable Harold
2006 Fullerton
- Rachael Ray
2006
- The Kid & I
2005 Johnny Bernstein
- Berkeley
2005 Sy
- Numb3rs
2005 Roger Bloom
- Out of Practice
2005 Dr. Stewart Barnes
- The Late Late Show with Craig Ferguson
2005 Personal Budget Expert
- American Dad!
2005 Child Protection Services Agent (voice)
- Robot Chicken
2005 John Adams (voice)
- Fronterz
2004
- Weezer: Video Capture Device - Treasures from the Vault 1991-2002
2004 Fonzie ("Buddy Holly") (archive footage)
- Holes
2003 Stanley's Father
- Clifford's Puppy Days
2003 Norville (voice)
- Arrested Development
2003 Barry Zuckerkorn
- Duck Dodgers
2003 Dr. Maniac (voice)
- Young MacGyver
2003 Executive Producer
- Ozzy & Drix
2002 Sal Monella (voice)
- Sightings: Heartland Ghost
2002 Executive Producer
- Crossing Jordan
2001 Dr. Jack Slocum
- Down to You
2000 Chef Ray
- Little Nicky
2000 Henry Winkler
- Battery Park
2000 Walter Dunleavy
- P.U.N.K.S
1999 Edward Crow
- Dill Scallion
1999 Larry Steinberg
- Third Watch
1999 Lester Martin
- So Weird
1999 Producer
- Law & Order: Special Victims Unit
1999 Edwin Todd
- SpongeBob SquarePants
1999 Sharkface
- The Waterboy
1998 Coach Klein
- Ground Control
1998 John Quinn
- Hollywood Squares
1998 Executive Producer
- Dad's Week Off
1997 Jack Potter
- Hostage High
1997 Skip Fine
- South Park
1997 The Scary Monster (voice)
- The Practice
1997 Dr. Henry Olson
- Dead Man's Gun
1997 Executive Producer
- Scream
1996 Arthur Himbry (uncredited)
- Blue's Clues
1996
- TFI Friday
1996
- Clueless
1996 Director
- Sabrina, the Teenage Witch
1996 Director
- A Child Is Missing
1995 Producer
- The Drew Carey Show
1995 Mr. Newsome
- Too Something
1995 Director
- One Christmas
1994 Dad
- Sesame Street | All-Star 25th Birthday: Stars and Street Forever!
1994 Arthur 'Fonzie' Fonzarelli (archive footage)
- Monty
1994 Monty Richardson
- MacGyver: Trail to Doomsday
1994 Executive Producer
- Nobody's Children
1994 Executive Producer
- The Only Way Out
1993 Tony
- Cop & ½
1993 Director
- Dave's World
1993 Director
- Sightings
1992
- The Larry Sanders Show
1992 Henry Winkler
- Absolute Strangers
1991 Marty Klein
- Sightings: The UFO Report
1991 Executive Producer
- Two Daddies?
1989 Executive Producer
- The Simpsons
1989 Ramrod (voice)
- Memories of Me
1988 Director
- Funny, You Don't Look 200: A Constitutional Vaudeville
1987 Immigrant
- A Smoky Mountain Christmas
1986 Director
- Mr. Sunshine
1986 Producer
- Happily Ever After
1985 Carl Conway (voice)
- MacGyver
1985 Executive Producer
- Young Sherlock Holmes
1985 Producer
- The Sure Thing
1985 Executive Producer
- Scandal Sheet
1985 Executive Producer
- Strong Kids, Safe Kids
1984 Executive Producer
- All The Kids Do It
1984 Director
- When Your Lover Leaves
1983 Executive Producer
- Starflight: The Plane That Couldn't Land
1983 Executive Producer
- Night Shift
1982 Chuck Lumley
- Nature
1982 Narrator (voice)
- The Mork & Mindy / Laverne & Shirley / Fonz Hour
1982 The Fonz (voice)
- Joanie Loves Chachi
1982 Director
- The Fonz and the Happy Days Gang
1980 Fonzie
- An American Christmas Carol
1979 Benedict Slade
- A Walking Tour of Sesame Street
1979 Arthur "The Fonz" Fonzarelli (archive footage)
- The One and Only
1978 Andy Schmidt
- Mork & Mindy
1978 Fonzie
- Heroes
1977 Jack Dunne
- Who Are the DeBolts? And Where Did They Get Nineteen Kids?
1977 Executive Producer
- Katherine
1975 Bob Kline
- The Lords of Flatbush
1974 Butchey Weinstein
- Crazy Joe
1974 Mannie
- Nightmare
1974 Auditioning Actor (uncredited)
- Happy Days
1974 Arthur Fonzarelli
- The Bob Newhart Show
1972 Miles Lascoe
- The Great American Dream Machine
1971 Himself
- The Mary Tyler Moore Show
1970 Steve Waldman
- Old Pals
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