
Jason Mantzoukas, 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.

John Wick: Chapter 3 - Parabellum
2019 · as Tick Tock Man

Ralph Breaks the Internet
2018 · as Hey Nongman (voice)

The Lego Batman Movie
2017 · as Scarecrow (voice)

The Dictator
2012 · as Nadal

Infinite
2021 · as Artisan

Gabby's Dollhouse: The Movie
2025 · as Chumsley (voice)

Dolittle
2020 · as James the Dragonfly (voice)

Dirty Grandpa
2016 · as Tan Pam

How to Be Single
2016 · as George

Neighbors
2014 · as Dr. Theodorakis

The Twits
2025 · as Mayor Wayne John John-John (voice)

The Night Before
2015 · as Bad Santa #1

The Disaster Artist
2017 · as Peter

Please Give
2010 · as Shopper

Regular Show: The Movie
2015 · as Mr. Ross (voice)

Sleeping with Other People
2015 · as Xander

The House
2017 · as Frank

Baby Mama
2008 · as Gay Couple