Kyle Richard Gass is an American musician, singer, and actor. He is best known for being a founding member of the Grammy-winning comedy band Tenacious D. He is also a member of Trainwreck and the Kyle Gass Band. Gass is known for sharing writing credit on the band's parodies of rock tropes. He also serves as the serene onstage counterweight to Black's operatically manic vocals. Gass attended UCLA, where he met Tim Robbins.

Filmography

• 2025Tenacious D Live at the O2 — Vocals / Guitar / Max-a-boom
• 2025The Sound — Bill
• 2024Dear Santa — Science Teacher
• 2023Tenacious D and the Spicy Meatball Tour — KG
• Hacks — Axel
• 2019Tenacious D: Rock In Rio 2019
• Tenacious D: Post-Apocalypto — KG, Director, Writer
• 2017Gnaw — Terry Lumley
• Speechless — Carl
• 2015The Book of Fire — Sal
• Brooklyn Nine-Nine — Dario Moretti
• The Birthday Boys
• 2012Beverly Hills Chihuahua 3: Viva la Fiesta! — Lester
• 2012High Road — Winter Wierdo
• 2012The Roadie — KG, Writer
• 2 Broke Girls — Buzz
• Femme Fatales — Willoughby Flagler
• 2010Barry Munday — Jerry Sherman
• 2009Year One — Zaftig the Eunuch
• 2008Dead and Gone — Reverend Grass
• 2008Extreme Movie — Director
• 2008Kung Fu Panda — KG Shaw (voice)
• 2008Lower Learning — Decatur Doublewide
• 2008Sex Drive — Trucker
• 2008Tenacious D: The Complete Masterworks 2 — Self, Writer
• 2008Wieners — Walrus Boy
• 2007The Making of 'The Pick of Destiny' — Self, Producer
• The Naked Trucker and T-Bones Show
• 2007Wild Hogs — Kyle
• 2006Tenacious D in The Pick of Destiny — KG, Producer, Songs, Writer
• 2006Tenacious D: For the Ladies — KG
• 2006Tenacious D: Time Fixers — KG, Music
• The Jake Effect — Ceissner
• 2005Cake Boy — Nathan
• Living with Fran
• Cracking Up — Naked Man
• Tom Goes to the Mayor — Trapper Kyle (voice)
• 2003Elf — Eugene
• 2003Tenacious D: Live at Brixton Academy
• Crank Yankers — Tenacious O (voice)
• 2002Fear of a Punk Planet — Fire Marshal Lyle
• Fillmore! — Mr. Collingwood (voice)
• 2002Tenacious D: Butt Baby — KG, Writer
• 2002Tenacious D: Rock Star Sperm for Sale — KG, Writer
• 2002The New Guy — Mr. Luberoff
• 2001Evolution — Officer Drake
• 2001Saving Silverman — Bar Dude
• 2001Shallow Hal — Artie
• 2001Tenacious D: JB's BJ — KG, Writer
• 2001That Darn Punk — Mr. Jailbait
• The Andy Dick Show — K.G
• 2001The Zeros — Reed / David
• Undeclared — Eugene
• 2000Almost Famous — Quince Allen (uncredited)
• 1999Cradle Will Rock — Larry
• 1999Idle Hands — Burger Jungle Guy
• 1998Bongwater — Guitar Player
• Tenacious D — Kyle 'KG' Gass, Producer, Writer, Creator
• 1996Bio-Dome — Tenacious D
• 1996The Cable Guy — Couch Potato
• Friends — Lowell
• Space Ghost Coast to Coast
• 1990Brain Dead — Anaesthetist
• 1990Jacob's Ladder — Tony
• Seinfeld — Smoker

Appearances as themselves (26)

• 2026The slapstick slasher movie — Himself
• 2025Tenacious D: The Complete Masterworks Vol. 3 — Self
• 2023Tenacious D: Rock Am Ring 2023 — Self
• 2022Tenacious D: Live at the Mann Center — Self
• Full Frontal with Samantha Bee — Self
• Hot Ones — Self
• 2011Conan O'Brien Can't Stop — Self
• Conan — Self
• 2010Tenacious D Live at BlizzCon 2010 — Self
• NSFW Show — Self - Guest
• 2008D Tour: A Tenacious Documentary — Self
• 2008Tenacious D: Live at The Moore Theater in Seattle — Self
• 2008VH1 Rock Honors: The Who — Self
• 2006Coachella — Self - Interviewee
• The Late Late Show with Craig Ferguson — Self
• Jimmy Kimmel Live! — Self - Musical Guest, Self - "Mean Tweets"
• 2003Tenacious D: In the Studio — Self
• 2003Tenacious D: The Complete Masterworks — Self
• American Idol — Self
• 2002Tenacious D: Live in London — Self
• Friday Night with Jonathan Ross — Self
• Full Frontal Comedy — self
• The Daily Show — Self
• Late Night with Conan O'Brien — Self - Guest
• MTV Video Music Awards — Self
• Saturday Night Live — Self - Musical Guest, Self - Tenacious D, Self (uncredited)