| Jumanji 3 (2019) Professor Sheldon 'Shelly' Oberon |
| Unexpected Race (2018) Sheriff |
| Goosebumps 2: Haunted Halloween (2018) R. L. Stine (uncredited) |
| Tenacious D: Post-Apocalypto (2018) Jack Black / Jables / JB (voice), various (voices) |
| The House with a Clock in Its Walls (2018) Jonathan Barnavelt |
| The Insufferable Groo (2018) |
| Don't Worry, He Won't Get Far on Foot (2018) Dexter |
| Jumanji: Welcome to the Jungle (2017) Professor Sheldon 'Shelly' Oberon |
| Ricky Dicks' Rock Docs: "I Feel Love" (2017) Giorgio Moroder |
| The Words That Built America (2017) Himself |
| Tommy Can't Sleep (2017) Big Tommy |
| The Polka King (2017) Jan Lewan |
| Kung Fu Panda 3 (2016) Po (voice) |
| Kung Fu Panda: Secrets of the Scroll (2016) Po (voice) |
| Goosebumps (2015) R.L. Stine |
| The D Train (2015) Dan Landsman |
| The Concert for Valor (2014) Himself |
| 21 Years: Richard Linklater (2014) Himself |
| Sex Tape (2014) YouPorn Owner |
| Harmontown (2014) Himself |
| Metalocalypse: The Doomstar Requiem (2013) |
| Pretty Sweet (2012) Himself |
| Bernie (2012) Bernie Tiede |
| Kung Fu Panda: Secrets of the Masters (2011) Po (voice) |
| The Muppets (2011) Himself |
| The Big Year (2011) Brad Harris |
| Kung Fu Panda 2 (2011) Po (voice) |
| Fight for Your Right Revisited (2011) |
| Gulliver's Travels (2010) Lemuel Gulliver |
| Kung Fu Panda Holiday (2010) Po |
| Tenacious D Live at BlizzCon 2010 (2010) as JB |
| Rush: Beyond the Lighted Stage (2010) Himself |
| Year One (2009) Zed |
| Prop 8: The Musical (2008) Jesus Christ |
| Kung Fu Panda: Secrets of the Furious Five (2008) Po (voice) |
| Tenacious D: The Complete Masterworks 2 (2008) Himself |
| Tropic Thunder: Rain of Madness (2008) Jeff Portnoy (uncredited) |
| Tropic Thunder (2008) Jeff Portnoy |
| Kung Fu Panda (2008) Po (voice) |
| D Tour: A Tenacious Documentary (2008) |
| Be Kind Rewind (2008) Jerry |
| Walk Hard: The Dewey Cox Story (2007) Paul McCartney (uncredited) |
| Margot at the Wedding (2007) Malcolm |
| Tenacious D: For the Ladies (2007) |
| The Holiday (2006) Miles |
| Tenacious D in The Pick of Destiny (2006) Jack Black |
| Recreating the Eighth Wonder: The Making of 'King Kong' (2006) Himself |
| Nacho Libre (2006) Nacho |
| King Kong: Peter Jackson's Production Diaries (2005) Himself |
| King Kong (2005) Carl Denham |
| Awesometown (2005) George Washington |
| Shark Tale (2004) Lenny (voice) |
| Anchorman: The Legend of Ron Burgundy (2004) Motorcyclist (uncredited) |
| Envy (2004) Nick Vanderpark |
| Tenacious D: The Complete Masterworks (2003) Himself |
| School of Rock (2003) Dewey Finn |
| Run Ronnie Run (2002) Lead Chimney Sweep |
| Jack Black: Spider-Man (2002) |
| Jack Black: Spider-Man (2002) Spider-Man |
| Ice Age (2002) Zeke (voice) |
| Orange County (2002) Lance Brumder |
| Lord of the Piercing (2002) Jack |
| Shallow Hal (2001) Hal Larson |
| Saving Silverman (2001) J.D. McNugent |
| High Fidelity (2000) Barry |
| Cradle Will Rock (1999) Sid |
| Jesus' Son (1999) Georgie |
| Heat Vision and Jack (1999) Jack |
| Enemy of the State (1998) Fiedler |
| I Still Know What You Did Last Summer (1998) Titus Telesco |
| Johnny Skidmarks (1998) Jerry |
| The Jackal (1997) Ian Lamont |
| Bongwater (1997) Devlin |
| Mars Attacks! (1996) Billy Glenn Norris |
| Crossworlds (1996) Steve |
| The Fan (1996) Broadcast Technician |
| The Cable Guy (1996) Rick |
| Bio-Dome (1996) Tenacious D |
| Dead Man Walking (1995) Craig Poncelet |
| Waterworld (1995) Pilot |
| Bye Bye Love (1995) DJ at Party |
| The NeverEnding Story III (1994) Slip |
| Demolition Man (1993) Wasteland Scrap |
| Airborne (1993) Augie |
| Bob Roberts (1992) Roger Davis |
| Under the Smogberry Trees Himself |
| Micronations |
| Tenacious D - In The Studio Jables |
| Frank or Francis Francis Deems |