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Jason Alexander
Jason Alexander

Jason Alexander

ActingBorn September 23, 1959 (age 66)Newark, New Jersey, USA

Biography

Jay Scott Greenspan (born September 23, 1959), better known by his professional name of Jason Alexander, is an American actor, writer, comedian, television director and producer, and singer. He is best known for his role as George Costanza on the television series Seinfeld, appearing in the sitcom from 1989 to 1998. He also has had an active career on the stage, appearing in several Broadway musicals including Jerome Robbins' Broadway in 1989, for which he won the Tony Award as Best Actor in a Musical. He appeared in the Los Angeles production of The Producers with Martin Short. He is the Artistic Director of "Reprise! Broadway's Best in Los Angeles," where he has directed several musicals. Alexander is also an avid poker player.

Filmography

2026
Jimmy

as Louis B. Mayer

Movie
2026
Mating Season

as Alan (voice)

TV
2025
The Gettysburg Address

as Noah Brooks (voice)

Movie
2025TV
2025
The Bad Guys: The Series

as Mysterious Figure (voice)

TV
2025
The Bad Guys: The Series

as D.B. Cougar (voice)

TV
2025
Stealing Pulp Fiction

as Dr. Mendelbaum

Movie
2025
The Electric State

as Ted / Wingman

Movie
2024
Y llegaron de noche

as Carl Laemmle

TV
2024
Rock, Paper, Scissors

as Jonathan Fartjoke (voice)

TV
2023Movie
2023
Leo

as Jayda's Dad (voice)

Movie
2023TV
2022Movie
2022
Dunston Checks Out

as Jason Alexander (archival footage)

Movie
2021
Star Trek: Prodigy

as Doctor Noum (voice)

TV
2021
Star Trek: Prodigy

as Counselor Noum (voice)

TV
2021TV
2021
History of the Sitcom

as Self - Actor

TV
2021
Celebrity Wheel of Fortune

as Self - Contestant

TV
2020
Faith Based

as Nicky Steele

Movie
2020TV
2020
Stars in the House

as Self - Special Guest

TV
2020
My Boyfriend's Meds

as Dr. Sternbach

Movie
2019
Harley Quinn

as Sy Borgman (voice)

TV
2019
Mad About You

as Jason Alexander

TV
2018
The Conners

as Pastor Phil

TV
2018
The Portuguese Kid

as Barry Dragonetti

Movie
2018
Bucky and the Squirrels

as Jason Alexander

Movie
2017
Hit the Road

as Ken Swallow

TV
2017
Young Sheldon

as Gene Lundy

TV
2017TV
2017
Kody Kapow

as Goji (voice)

TV
2017
The Marvelous Mrs. Maisel

as Asher Friedman

TV
2017
Dinner with Dad

as Jason Alexander

TV
2016Movie
2016Movie
2016
Match Game

as Self - Panelist

TV
2016
Tom and Jerry: Back to Oz

as Mr. Bibb / The Nome King (voice)

Movie
2016
To Tell the Truth

as Self - Panelist

TV
2016
The Last Laugh

as Self (archive footage) (uncredited)

Movie
2015
The Grinder

as Cliff Bemis

TV
2015Movie
2015
Big Time in Hollywood, Fl

as Jason Alexander

TV
2015Movie
2015
Wild Card

as Pinky

Movie
2014
How Murray Saved Christmas

as Doc Holiday (voice)

Movie
2014
Penn Zero: Part-Time Hero

as Coach Wallace (voice)

TV
2014
Lucky Stiff

as Vinnie Di Ruzzio

Movie
2014
The Tom and Jerry Show

as Rick (voice)

TV
2014
TripTank

as Doctor (voice)

TV
2014TV
2013
Kirstie

as Stanford Temple

TV
2013
Drunk History

as William Tweed

TV
2012
Stars in Shorts

as Sid Rosenthal

Movie
2012
Comedy Bang! Bang!

as Inspector Gantlet

TV
2012Movie
2012Movie
2011Movie
2011TV
2011
China, IL

as Harold (voice)

TV
2011
Franklin & Bash

as Carter Lang

TV
2011
Harry's Law

as Richard Cross

TV
2010
Not Your Time

as Sid Rosenthal

Movie
2010Movie
2010
Fish Hooks

as Mr. Nibbles

TV
2010
Fish Hooks

as Mr. Nibbles (voice)

TV
2010
Rock Slyde

as Mailman Stan

Movie
2010
The Marriage Ref

as Self - Panelist

TV
2009
Community

as Mountain Man

TV
2009
Meteor

as Dr. Chetwyn

TV
2009Movie
2008TV
2007
The Grand

as Dr. Yakov Achmed

Movie
2006
Farce of the Penguins

as Penguin on Belly (voz)

Movie
2006
Rachael Ray

as Self - Guest

TV
2006Movie
2006
Snoop Dogg's Hood of Horror

as British Record Mogul

Movie
2006
Ira & Abby

as Dr. Morris Saperstein

Movie
2005Movie
2005
Everybody Hates Chris

as Principal Edwards

TV
2005
Criminal Minds

as Prof. Rothchild

TV
2005Movie
2005
Robot Chicken

as Krampus (voice)

TV
2005
American Dad!

as Mr. Orlando (voice)

TV
2005
American Dad!

as Sal (voice)

TV
2004
A Christmas Carol

as Jacob Marley / Marley's Ghost

Movie
2004Movie
2004
Seinfeld: How It Began

as Self/George Costanza

Movie
2004
Listen Up!

as Tony Kleinman

TV
2004
The Tony Danza Show

as Self - Guest

TV
2003
Two and a Half Men

as Dr. Goodman

TV
2003Movie
2003Movie
2003TV
2002Movie
2002TV
2002
Monk

as Marty Eels

TV
2002
The Hunchback of Notre Dame II

as Gargoyle Hugo (voice)

Movie
2001Movie
2001
Shallow Hal

as Mauricio Wilson

Movie
2001
Bob Patterson

as Bob Patterson

TV
2001TV
2001
The Legend of Tarzan

as Zutho (voice)

TV
2001
On Edge

as Zamboni Phil

Movie
2001
The Trumpet of the Swan

as Father (voice)

Movie
2000
Curb Your Enthusiasm

as Jason Alexander

TV
2000TV
1999Movie
1999Movie
1999
Madeline: Lost in Paris

as Uncle Horst / Henri (voice)

Movie
1999Movie
1999
Dilbert

as Catbert (voice)

TV
1999
Jingle Bells

as Elf (Voice)

Movie
1998
Hollywood Squares

as Self - Panelist

TV
1998
Hercules

as Poseidon

TV
1998
Hercules

as Poseidon (voice)

TV
1998
Denial

as Art Witz

Movie
1998
Titey

as Titey (voice)

Movie
1997
Cinderella

as Lionel

Movie
1997Movie
1996
The Hunchback of Notre Dame

as Gargoyle Hugo (voice)

Movie
1996TV
1996
Remember WENN

as Alan Ballinger

TV
1996
Dunston Checks In

as Robert Grant

Movie
1995
Bye Bye Birdie

as Albert J. Peterson

Movie
1995
The Last Supper

as Anti-Enviroment

Movie
1995
For Better or Worse

as Michael Makeshift

Movie
1995TV
1994
The Return of Jafar

as Abis Mal - the Chief of the Thieves (voice)

Movie
1994
Friends

as Earl

TV
1994
Blankman

as Mr. Stone

Movie
1994
North

as North's Dad

Movie
1994
The Paper

as Marion Sandusky

Movie
1994
Duckman

as Duckman (voice)

TV
1994
Aladdin

as Abis Mal (voice)

TV
1994
Aladdin

as Captain Albatross (voice)

TV
1994
Aladdin

as Abis Mal / Abnor Mal (voice)

TV
1993
The Nanny

as Jack

TV
1993
Coneheads

as Larry Farber

Movie
1993Movie
1993
For Goodness Sake

as Electronics Store Customer

Movie
1992
The Larry Sanders Show

as Jason Alexander

TV
1992
I Don't Buy Kisses Anymore

as Bernie Fishbine

Movie
1991
Dinosaurs

as Grown Baby (voice)

TV
1991
Dinosaurs

as Stu (voice)

TV
1991
Dinosaurs

as The Job Wizard (voice)

TV
1991
Dinosaurs

as Gus Molehill (voice)

TV
1991
Dinosaurs

as Sexual Harris (voice)

TV
1991
Dinosaurs

as General H. Norman Conquest (voice)

TV
1991
Dinosaurs

as UFO! Host / Announcer (voice)

TV
1990Movie
1990Movie
1990
Dream On

as Randall Townsend

TV
1990
Pretty Woman

as Philip Stuckey

Movie
1989
The Simpsons

as Bourbon Verlander (voice)

TV
1989
Seinfeld

as George Costanza

TV
1988
Favorite Son

as Chris Van Allen

TV
1988TV
1987
Everything's Relative

as Julian Beeby

TV
1986
Brighton Beach Memoirs

as Pool Player #1

Movie
1986
The Mosquito Coast

as Hardware Clerk

Movie
1986
Rockabye

as Lt. Ernest Foy

Movie
1984
E/R

as Harold Stickley

TV
1984TV
1984
Jeopardy!

as Self

TV
1983
Reading Rainbow

as Self - Narrator (voice)

TV
1982TV
1981Movie
1981Movie
1980TV
1975
Saturday Night Live

as Self - Host

TV
1975
Saturday Night Live

as Self - Cameo (uncredited)

TV
1975
Saturday Night Live

as Titey (voice)

TV
1975TV
1956
Tony Awards

as Self - Presenter

TV
1949TV
1944
Golden Globe Awards

as Self - Nominee

TV
Movie
Movie
Saturday TV Funhouse

as Titey (voice)

TV

Personal Info

DepartmentActing
BirthdaySeptember 23, 1959
Place of BirthNewark, New Jersey, USA
Popularity1.9
Jason Alexander - Actor Profile & Filmography | FMovies