Jason Mantzoukas

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

Birth Location Nahant, Massachusetts, USA
Born 1972-12-18

Movies

I'm "George Lucas": A Connor Ratliff Story as Self (archive footage)
2024
Infinite as Artisan
2021
America: The Motion Picture as Samuel Adams (voice)
2021
A Parks and Recreation Special as Dennis Feinstein
2020
Dolittle as James the Dragonfly (voice)
2020
2019
Ralph Breaks the Internet as Hey Nongman (voice)
2018
The Long Dumb Road as Richard
2018
The House as Frank
2017
The Disaster Artist as Peter Anway
2017
The Lego Batman Movie as Scarecrow / Jonathan Crane (voice)
2017
How to Be Single as George
2016
Dirty Grandpa as Tan Pam
2016
The Night Before as Bad Santa #1
2015
Regular Show: The Movie as Mr. Ross (voice)
2015
Giant Sloth as Giant Sloth
2015
Search Party as The Amazing Hugo
2014
Stretch as Manny the Valet
2014
Adult Beginners as Herman
2014
2014
Neighbors as Dr. Theodorakis
2014
The Dictator as Nadal
2012
Conception as Brian
2011
Please Give as Shopper
2010
Splinterheads as The Amazing Steve
2009
I Hate Valentine's Day as Brian Blowdell
2009
Baby Mama as Gay Couple
2008
American Loser as Luggage Channel Guy
2007
Terrorists as John Stevens
2004

Movies

Mr. Neighbor's House 2 Executive Producer
2018
2016
Mr. Neighbor's House Executive Producer
2016
Sausage Party Thanks
2016
Ride Along Screenplay
2014