- A Minecraft Movie Squared
2027 Steve
- Jumanji: Open World
2026 Professor Sheldon 'Shelly' Oberon
- The slapstick slasher movie
2026 Himself
- The Super Mario Galaxy Movie
2026 Bowser (voice)
- A Minecraft Movie
2025 Songs
- Anaconda
2025 Doug McCallister
- Tenacious D Live at the O2
2025 Vocals / Guitar / Sax-a-boom
- 40 Watts from Nowhere
2025 Executive Producer
- Dear Santa
2024 Satan
- Kung Fu Panda 4
2024 Songs
- Dueling Dumplings
2024 Po (voice)
- Borderlands
2024 Claptrap (voice)
- The Super Mario Bros. Movie
2023 Songs
- Free LSD
2023 (Special Appearance)
- History of the World: Part II
2023 Joseph Stalin
- Gianna
2023 Associate Producer
- Weird: The Al Yankovic Story
2022 Wolfman Jack
- Apollo 10½: A Space Age Childhood
2022 Grown Up Stan (voice)
- Big Nate
2022 Brad Gunter (voice)
- Kung Fu Panda: The Dragon Knight
2022 Executive Producer
- Cash Box
2021 Man
- Happily
2021 Producer
- Celebrity Escape Room
2020 Executive Producer
- Home Movie: The Princess Bride
2020 Westley
- The Croods: A New Age
2020 Songs
- History 101
2020 Characters
- Jumanji: The Next Level
2019 Professor Sheldon 'Shelly' Oberon
- The Mandalorian
2019 Captain Bombardier
- Don't Worry, He Won't Get Far on Foot
2018 Dexter
- The House with a Clock in Its Walls
2018 Jonathan Barnavelt
- Goosebumps 2: Haunted Halloween
2018 R.L. Stine (uncredited)
- The Unexpected Race
2018 Sheriff
- Kung Fu Panda: The Emperors Quest
2018 Po (Voice)
- Tenacious D: Post-Apocalypto
2018 Director
- The Aquabats! Saturday Morning!
2018 Executive Producer
- Tommy Can't Sleep
2017 Big Tommy
- Jumanji: Welcome to the Jungle
2017 Bethany
- The Polka King
2017 Producer
- Kung Fu Panda 3
2016 Po (voice)
- Kung Fu Panda: Secrets of the Scroll
2016 Po (voice)
- Great Minds with Dan Harmon
2016 Ludwig van Beethoven
- Goosebumps
2015 Stine / Slappy / Invisible Boy (voice)
- The D Train
2015 Producer
- The Brink
2015 Producer
- Documentary Now!
2015 Jamison Friend
- Another Period
2015 Dan Ringley
- Sex Tape
2014 YouPorn Owner (uncredited)
- Wizard's Way
2014 Executive Producer
- Metalocalypse: The Doomstar Requiem - A Klok Opera
2013 Dethklok's Original Manager / Fat Fan (voice)
- Kung Fu Panda: The Awesome Secrets Collection
2013 Po (voice)
- Drunk History
2013 William Mulholland
- Rick and Morty
2013 Lithdor (voice)
- Ghost Ghirls
2013 Executive Producer
- The Roadie
2012 Writer
- Bernie
2012 Bernie Tiede
- Dreamworks: Holiday Classics
2012 Po (voice)
- Kung Fu Panda 2
2011 Po (voice)
- Kung Fu Panda: Secrets of the Masters
2011 Po (voice)
- The Big Year
2011 Brad Harris
- Fight for Your Right Revisited
2011 MCA (B-Boys 2)
- The Muppets
2011 Jack Black (uncredited)
- Workaholics
2011 Pritchard
- Gulliver's Travels
2010 Executive Producer
- Kung Fu Panda Holiday
2010 Po (voice)
- iCarly: iStart a Fan War
2010 Aspartamay
- Year One
2009 Zed
- Community
2009 Buddy
- Branson
2009 Producer
- Prop 8: The Musical
2008 Jesus Christ
- Be Kind Rewind
2008 Jerry
- Tropic Thunder
2008 Jeff Portnoy
- Kung Fu Panda
2008 Po (voice)
- Tropic Thunder: Rain of Madness
2008 Jeff Portnoy
- Kung Fu Panda: Secrets of the Furious Five
2008 Po (voice)
- Tenacious D: The Complete Masterworks 2
2008 Writer
- Fats Waller Was Born Here
2008 Multiple Roles/Jerry
- Water and Power
2008 The Mayor
- Walk Hard: The Dewey Cox Story
2007 Paul McCartney (uncredited)
- Margot at the Wedding
2007 Malcolm
- The Making of 'The Pick of Destiny'
2007 Producer
- iCarly
2007 Aspartamay
- Acceptable.tv
2007 Executive Producer
- Yo Gabba Gabba!
2007
- Relative insanity
2007 Executive Producer
- The Holiday
2006 Miles
- Tenacious D in The Pick of Destiny
2006 Writer
- Nacho Libre
2006 Producer
- Tenacious D: For the Ladies
2006 JB
- Awesometown
2006 George Washington
- Tenacious D: Time Fixers
2006 Music
- Exposure
2006 Dan Harmon
- King Kong
2005 Carl Denham
- Club Oscar
2005 Lenny (voice)
- The Office
2005 Sam
- Shark Tale
2004 Lenny (voice)
- Envy
2004 Nick Vanderpark
- Anchorman: The Legend of Ron Burgundy
2004 Motorcyclist
- Tom Goes to the Mayor
2004 Trapper JB (voice)
- Live at Johnny's
2004
- Laser Fart
2004 The Elegant Hunter
- Cracking Up
2004 Bruce Philapousis
- The School of Rock
2003 Dewey Finn
- Melvin Goes to Dinner
2003 Mental Patient (uncredited)
- Computerman
2003 Computerman
- Time Belt
2003 Computerman
- 60 Spins Around the Sun
2003 Executive Producer
- Ice Age
2002 Zeke (voice)
- Orange County
2002 Lance Brumder
- The Lewis Lectures
2002 Lewis (voice)
- Run Ronnie Run
2002 Lead Chimney Sweep
- Tenacious D: Rock Star Sperm for Sale
2002 Writer
- Tenacious D: Butt Baby
2002 Writer
- Clone High
2002 Pusher / Larry Hardcore (voice)
- Icons
2002
- Crank Yankers
2002 Tenacious O (voice)
- Saving Silverman
2001 J.D. McNugent
- Shallow Hal
2001 Hal Larson
- Tenacious D: JB's BJ
2001 Writer
- The Andy Dick Show
2001 J.D
- High Fidelity
2000 Barry
- Jesus' Son
2000 Georgie
- Heat Vision and Jack
1999 Jack Austin
- Cradle Will Rock
1999 Sid
- The Love Letter
1999 Fisherman
- Heat Vision and Jack
1999 Jack Austin
- Enemy of the State
1998 Fiedler
- Bongwater
1998 Devlin
- Johnny Skidmarks
1998 Jerry
- I Still Know What You Did Last Summer
1998 Titus Telesco (uncredited)
- Will & Grace
1998 Dr. Isaac Hershberg
- The Jackal
1997 Ian Lamont
- Tenacious D
1997 Writer
- Bio-Dome
1996 Tenacious D
- The Cable Guy
1996 Rick
- Crossworlds
1996 Steve
- Mars Attacks!
1996 Billy Glenn Norris
- The Fan
1996 Broadcast Technician
- Waterworld
1995 Pilot
- Dead Man Walking
1995 Craig Poncelet
- Bye Bye Love
1995 DJ at Party
- The Single Guy
1995 Randy
- Mr. Show with Bob and David
1995 Farmer / Satan / God
- Pride & Joy
1995 Man
- The NeverEnding Story III
1994 Slip
- Blind Justice
1994 Private
- The Innocent
1994 Marty Prago
- Touched by an Angel
1994 Monte
- Monty
1994 Doug
- All-American Girl
1994 Tommy
- Airborne
1993 Augie
- Marked for Murder
1993 Car Thief
- Demolition Man
1993 Wasteland Scrap
- The X-Files
1993 Bart 'Zero' Liquori
- Bob Roberts
1992 Roger Davis
- The Golden Palace
1992 Cab Driver
- Great Scott!
1992 Ray
- Picket Fences
1992 Curtis Williams
- Our Shining Moment
1991 Teenage Boy
- Northern Exposure
1990 Kevin Wilkins
- The Simpsons
1989 Milo (voice)
- Life Goes On
1989 Skinhead
- Comic Relief
1988
- Too Far from the Norm
1987 Rick
- Kids' Choice Awards
1987 Host
- The New Leave It to Beaver
1984 Nick
- The Fall Guy
1981 Chuck
- Kung Fu Panda 5
Po (voice)
- Untitled Super Mario Film
Bowser (voice)
- Stepdude
Producer
