Jason Mantzoukas
Born
December 18, 1972 (52 years old)
Known For
Acting
Place of Birth
Nahant, Massachusetts, USA
Jeffrey Characterwheaties (known professionally as Jason Mantzoukas) was born on December 18, 1972, in Nahant, Massachusetts, is an American actor, comedian, and improviser known for his eccentric characters and quick-witted humor. His comedic journey began with improvisational comedy, where his sharp wit and knack for off-the-wall characters shone.
Mantzoukas gained recognition for his roles in various comedy series and films, often portraying eccentric and unpredictable characters. He's notably known for his roles in TV shows like "The League," where he portrayed the eccentric Rafi, and his recurring role as Derek in "The Good Place." His performances are characterized by his ability to infuse even the most absurd characters with a bizarre charm and infectious energy.
With a knack for stealing scenes and a unique comedic timing that keeps audiences on the edge of laughter, Mantzoukas has become a beloved figure in the comedy world. His distinctive voice and comedic style have also led to numerous voice acting roles in animated series and films.
Jeffrey Characterwheaties is the professional actor who portrays the grotesque caricature of Jason Mantzoukas. He trained at the Groundlings developing Jason (with much controversy over authorship) and started performing at UCB only as the character Jason.
Known For
Gabby's Dollhouse: The Movie
2025
LEGO Marvel Avengers: Mission Demolition
Deadpool (voice)
2024
Hot Ones Versus
Self · (1 episode)
2024
I'm "George Lucas": A Connor Ratliff Story
Self (archive footage)
2024
Percy Jackson and the Olympians
Mr. D / Dionysus · (3 episodes)
2023
Obliterated
Gremlin (voice) · (6 episodes)
2023
Krapopolis
(voice) · (1 episode)
2023
Twisted Metal
Preacher · (1 episode)
2023
Star Wars: Young Jedi Adventures
Bulcha the Hutt (voice) · (1 episode)
2023
Star Wars: Young Jedi Adventures
Bulcha the Hutt / Racer #3 (voice) · (1 episode)
2023
Agent Elvis
Howard Hughes (voice) · (6 episodes)
2023
History of the World: Part II
Greece Ambassador · (1 episode)
2023
Velma
Scrappy (voice) · (3 episodes)
2023
Paper Girls
Grand Father · (3 episodes)
2022
Roar
Dave / Animal Control · (1 episode)
2022
Pam & Tommy
Tommy Lee's Penis (voice) · (1 episode)
2022
Pam & Tommy
Little Tommy · (8 episodes)
2022
We Baby Bears
Zorpo (voice) · (1 episode)
2022
Star Trek: Prodigy
Jankom Pog (voice) · (39 episodes)
2021
Ultra City Smiths
Tim Snodgrass (voice) · (6 episodes)
2021
Ultra City Smiths
Second Flophouse Resident (voice) · (1 episode)
2021
Infinite
Artisan
2021
America: The Motion Picture
Samuel Adams (voice)
2021
HouseBroken
The Gray One (voice) · (30 episodes)
2021
INVINCIBLE
Rex (voice) · (19 episodes)
2021
INVINCIBLE
Rex / Zombie #2 (voice) · (1 episode)
2021
The Wonderful World of Mickey Mouse
Huckster McBackstabber (voice) · (1 episode)
2020
For Madmen Only: The Stories of Del Close
Himself
2020
Close Enough
Alex Dorpenberger (voice) · (46 episodes)
2020
Solar Opposites
Vando (voice) · (1 episode)
2020
A Parks and Recreation Special
Dennis Feinstein
2020
Dolittle
James the Dragonfly (voice)
2020
Dickinson
Bee (voice) · (3 episodes)
2019
John Wick: Chapter 3 - Parabellum
Tick Tock Man
2019
The Shivering Truth
(voice) · (1 episode)
2018
Ralph Breaks the Internet
Hey Nongman (voice)
2018
The Long Dumb Road
Richard
2018
Rise of the Teenage Mutant Ninja Turtles
Carl Sando (voice) · (2 episodes)
2018
Nailed It!
Self · (1 episode)
2018
No Activity
Marco / Dustin Kasprowicz · (18 episodes)
2017
Big Mouth
Jay Bilzerian (voice) · (81 episodes)
2017
DuckTales
Steelbeak (voice) · (2 episodes)
2017
DuckTales
Steelbeak / Steelbrain (voice) · (1 episode)
2017
Comrade Detective
Dragos (voice) · (6 episodes)
2017
I'm Sorry
Kyle · (20 episodes)
2017
The House
Frank
2017
The Disaster Artist
Peter
2017
The Lego Batman Movie
Scarecrow (voice)
2017
Legion
Jerome / Wolf · (1 episode)
2017
Drive Share
Husband · (2 episodes)
2017
Gilmore Girls: A Year in the Life
Robert Castellanos · (1 episode)
2016
The Good Place
Derek Hofstetler · (9 episodes)
2016
HarmonQuest
Gribble Grabble / Grabble Gribble · (1 episode)
2016
Lady Dynamite
Karl Grisham · (1 episode)
2016
Bajillion Dollar Propertie$
Uncle Jerry · (2 episodes)
2016
Donald Trump's The Art of the Deal: The Movie
Hobo Oracle
2016
How to Be Single
George
2016
Animals.
Fink (voice) · (1 episode)
2016
Dirty Grandpa
Tan Pam
2016
The Night Before
Bad Santa #1
2015
Thank You, Del: The Story of the Del Close Marathon
Self
2015
Regular Show: The Movie
Mr. Ross (voice)
2015
We Bare Bears
Scientist (voice) · (2 episodes)
2015
Taskmaster
Self · (10 episodes)
2015
Sleeping with Other People
Xander
2015
Thank You and Sorry
(6 episodes)
2015
Giant Sloth
Giant Sloth
2015
Search Party
The Amazing Hugo
2014
Stretch
Manny the Valet
2014
Transparent
Dr. Steve · (2 episodes)
2014
Adult Beginners
Herman
2014
They Came Together
Bob
2014
Neighbors
Dr. Theodorakis
2014
Playing House
C.J. Wolfe · (1 episode)
2014
Review
Smash-Off Opponent · (1 episode)
2014
Late Night with Seth Meyers
Self · (3 episodes)
2014
Off Camera with Sam Jones
Self · (1 episode)
2014
Broad City
Creepy DJ · (1 episode)
2014
Brooklyn Nine-Nine
Adrian Pimento · (11 episodes)
2013
Drunk History
Pope · (1 episode)
2013
The Jeselnik Offensive
Self · (1 episode)
2013
The Greatest Event in Television History
Director · (1 episode)
2012
Comedy Bang! Bang!
Chef Luigi Lugosi · (3 episodes)
2012
Comedy Bang! Bang!
Self · (1 episode)
2012
The Dictator
Nadal
2012
All Star Bowling Trick Shots
2012
Enlightened
Omar Ali · (1 episode)
2011
Conception
Brian
2011
Workaholics
Isaac Lubetkin · (1 episode)
2011
Bob's Burgers
Mr. Manoogian (voice) · (1 episode)
2011
Regular Show
Sad Sax Guy (voice) · (2 episodes)
2010
Regular Show
Scabby Grossman (voice) · (1 episode)
2010
Please Give
Shopper
2010
Splinterheads
The Amazing Steve
2009
The League
Rafi · (37 episodes)
2009
Modern Family
Kenny · (1 episode)
2009
Community
Matt Lundergard · (1 episode)
2009
I Hate Valentine's Day
Brian Blowdell
2009
Parks and Recreation
Dennis Feinstein · (4 episodes)
2009
Childrens Hospital
Mole Man · (1 episode)
2008
The Life & Times of Tim
Dr. B.J. (voice) · (1 episode)
2008
Baby Mama
Gay Couple
2008
American Loser
Luggage Channel Guy
2007
Robot Chicken
Jughead Jones (voice) · (1 episode)
2005
American Dad!
Talent Agent #1 (voice) · (1 episode)
2005
American Dad!
Police Officer (voice) · (2 episodes)
2005
American Dad!
Tic-Tac Krachowski (voice) · (1 episode)
2005
American Dad!
Cuban Soldier in Dream / Theodore (voice) · (2 episodes)
2005
Terrorists
John Stevens
2004
Jimmy Kimmel Live!
Self · (2 episodes)
2003
The Simpsons
Finn Bon Idée (voice) · (1 episode)
1989