Jason Alexander
Personal Info
Known for
Acting
Gender
Male
Birthday
1959-09-23 (66 years old)
Place of Birth
Newark, New Jersey, USA
Jason Alexander
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.
Known For
Acting
The Sisters Rosensweig
as Mervyn
(2026)
Jimmy
as Louis B. Mayer
(2025)
The Electric State
as Ted / Wingman
(2025)
The Gettysburg Address
as Noah Brooks (voice)
(2025)
Stealing Pulp Fiction
as Dr. Mendelbaum
(2025)
(2023)
Leo
as Jayda's Dad (voice)
(2023)
Dick Van Dyke: 98 Years of Magic
as Self - Performer
(2022)
(2022)
(2022)
Dunston Checks Out
as Jason Alexander (archival footage)
(2022)
(2022)
(2021)
(2020)
The Rocky Horror Musical Live Stream
as Narrator
(2020)
Faith Based
as Nicky Steele
(2020)
My Boyfriend's Meds
as Dr. Sternbach
(2018)
Bucky and the Squirrels
as Jason Alexander
(2018)
The Portuguese Kid
as Barry Dragonetti
(2017)
The Truth Is in the Stars
as Self
(2017)
(2016)
For the Love of Spock
as Self
(2016)
(2016)
The Mark Lembeck Technique
as Mark Lembeck
(2016)
The Last Laugh
as Self
(2016)
Tom and Jerry: Back to Oz
as Mr. Bibb / The Nome King (voice)
(2016)
(2015)
Larry Gaye: Renegade Male Flight Attendant
as Larry's Dad
(2015)
Wild Card
as Pinky
(2015)
China, Il The Musical
as Harold
(2015)
Misery Loves Comedy
as Self
(2014)
How Murray Saved Christmas
as Doc Holiday (voice)
(2014)
Lucky Stiff
as Vinnie Di Ruzzio
(2012)
National Lampoon's Another Dirty Movie
as Self (uncredited)
(2012)
Say It Ain't Solo
as Himself
(2012)
Stars In Shorts
as Sid Rosenthal
(2011)
(2011)
The Voyages of Young Doctor Dolittle
as Eugene (voice)
(2011)
Dora the Explorer: Dora's Enchanted Forest Adventures
as Owl (voice)
(2010)
Quantum Quest: A Cassini Space Odyssey
as Moronic (voice)
(2010)
Rock Slyde
as Mailman Stan
(2010)
Not Your Time
as Sid Rosenthal
(2009)
Hachi: A Dog's Tale
as Carl
(2007)
The Grand
as Dr. Yakov Achmed
(2007)
Jerry Seinfeld: Submarine Captain
as Himself
(2006)
Snoop Dogg's Hood of Horror
as British Record Mogul
(2006)
Farce of the Penguins
as Penguin on Belly (voice)
(2006)
Ira & Abby
as Dr. Morris Saperstein
(2006)
Comedy Central Roast of William Shatner
as Self - Roastmaster
(2006)
How to Go Out on a Date in Queens
as Johnny
(2005)
Earth to America
as self
(2005)
The Aristocrats
as Self
(2004)
Seinfeld: How It Began
as Self/George Costanza
(2004)
A Christmas Carol
as Jacob Marley / Marley's Ghost
(2004)
The Seinfeld Story
as Self
(2003)
101 Dalmatians II: Patch's London Adventure
as Lightning (voice)
(2003)
The Very Best of America's Funniest Comedians
as Self (archive footage)
(2002)
The Hunchback of Notre Dame II
as Gargoyle Hugo (voice)
(2002)
The Man Who Saved Christmas
as A.C. Gilbert
(2001)
Shallow Hal
as Mauricio Wilson
(2001)
The Trumpet of the Swan
as Father (voice)
(2001)
Being 'Shallow Hal'
as Self
(2001)
(2000)
(2000)
(1999)
(1999)
Jingle Bells
as Elf (Voice)
(1999)
Madeline: Lost in Paris
as Uncle Horst / Henri (voice)
(1999)
Love and Action in Chicago
as Frank Bonner
(1999)
(1999)
The N.Y. Friars Club Roast of Jerry Stiller
as Self - Roastmaster
(1999)
Sideshow: Alive on the Inside
as Narrator
(1998)
Denial
as Art Witz
(1998)
Titey
as Titey (voice)
(1998)
It's Tough To Be A Bug
as Weevil Kneevil (Voice)
(1997)
Cinderella
as Lionel
(1997)
Love! Valour! Compassion!
as Buzz Hauser
(1996)
The Hunchback of Notre Dame
as Gargoyle Hugo (voice)
(1996)
Dunston Checks In
as Robert Grant
(1996)
Sex, Censorship and the Silver Screen
as Quote Reader
(1995)
The Last Supper
as Anti-Enviroment
(1995)
Bye Bye Birdie
as Albert J. Peterson
(1995)
For Better or Worse
as Michael Makeshift
(1995)
(1994)
The Paper
as Marion Sandusky
(1994)
The Return of Jafar
as Abis Mal - the Chief of the Thieves (voice)
(1994)
North
as North's Dad
(1994)
Blankman
as Mr. Stone
(1994)
(1993)
Coneheads
as Larry Farber
(1993)
Sexual Healing
as Frank
(1993)
For Goodness Sake
as Electronics Store Customer
(1992)
I Don't Buy Kisses Anymore
as Bernie Fishbine
(1990)
Pretty Woman
as Philip Stuckey
(1990)
Jacob's Ladder
as Geary
(1990)
White Palace
as Neil
(1986)
Brighton Beach Memoirs
as Pool Player #1
(1986)
The Mosquito Coast
as Hardware Clerk
(1986)
Rockabye
as Lt. Ernest Foy
(1981)
The Burning
as Dave
(1981)
Senior Trip
as Pete
Crew
(2016)
The Mark Lembeck Technique
Consulting Producer
(2003)
Agent Cody Banks
Executive Producer
(1999)
Just Looking
Director
(1995)
For Better or Worse
Director