Actor
Jason Alexander
Known for Acting
Born 1959-09-23 in Newark, New Jersey, USA
Age 66
Mostly Drama, History
1Films in catalog
103Credits
1981 to 2026Years active
51Trailers on Reactr
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.
Biography from TMDB.
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Filmography
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The Gettysburg Address
2025
as Noah Brooks (voice)
Paddy Chayefsky: Collector of Words
2025 · Trailer
as Self
Stealing Pulp Fiction
2025 · Trailer
as Dr. Mendelbaum
The Electric State
2025 · Trailer
as Ted / Wingman
Dick Van Dyke: 98 Years of Magic
2023
as Self - Performer
Leo
2023 · Trailer
as Jayda's Dad (voice)
The Conspiracy
2022
Killing Me Softly with His Songs
2022 · Trailer
as Self
Out of Office
2022 · Trailer
Cinderella: The Reunion, A Special Edition of 20/20
2022 · Trailer
as Self
Dunston Checks Out
2022
as Jason Alexander (archival footage)
Broadway: Beyond the Golden Age
2021
as Self
The Rocky Horror Musical Live Stream
2020
as Narrator
Faith Based
2020 · Trailer
as Nicky Steele
My Boyfriend's Meds
2020 · Teaser
as Dr. Sternbach
The Portuguese Kid
2018
as Barry Dragonetti
Bucky and the Squirrels
2018 · Trailer
as Jason Alexander
The Truth Is in the Stars
2017
as Self
The Mark Lembeck Technique
2016
as Mark Lembeck
Best Worst Thing That Ever Could Have Happened...
2016 · Trailer
as Self
For the Love of Spock
2016 · Trailer
as Self
There's Something About Romcoms
2016
as Self
Tom and Jerry: Back to Oz
2016 · Trailer
as Mr. Bibb / The Nome King (voice)
The Last Laugh
2016 · Trailer
as Self (archive footage) (uncredited)
China, Il The Musical
2015
as Harold
Larry Gaye: Renegade Male Flight Attendant
2015
as Larry's Dad
Misery Loves Comedy
2015 · Trailer
as Self
Wild Card
2015 · Trailer
as Pinky
How Murray Saved Christmas
2014 · Trailer
as Doc Holiday (voice)
Lucky Stiff
2014
as Vinnie Di Ruzzio
Stars in Shorts
2012
as Sid Rosenthal
National Lampoon's Another Dirty Movie
2012 · Trailer
as Self (uncredited)
Say It Ain't Solo
2012
as Self
The Voyages of Young Doctor Dolittle
2011 · Trailer
as Eugene (voice)
Dora the Explorer: Dora's Enchanted Forest Adventures
2011
as Owl (voice)
A Fairly Odd Movie: Grow Up, Timmy Turner!
2011
as Cosmo
Not Your Time
2010
as Sid Rosenthal
Quantum Quest: A Cassini Space Odyssey
2010 · Trailer
as Moronic (voice)
Rock Slyde
2010 · Trailer
as Mailman Stan
Hachi: A Dog's Tale
2009 · Trailer
as Carl
Jerry Seinfeld: Submarine Captain
2007
as Self
The Grand
2007 · Trailer
as Dr. Yakov Achmed
Farce of the Penguins
2006
as Penguin on Belly (voice)
Comedy Central Roast of William Shatner
2006
as Self - Roastmaster
How to Go Out on a Date in Queens
2006
as Johnny
Snoop Dogg's Hood of Horror
2006 · Trailer
as British Record Mogul
Ira & Abby
2006 · Trailer
as Dr. Morris Saperstein
Earth to America
2005
as self
The Aristocrats
2005 · Trailer
as Self
A Christmas Carol
2004 · Trailer
as Jacob Marley / Marley's Ghost
The Seinfeld Story
2004
as Self
Kramer vs. Kramer: Kenny to Cosmo
2004
as Self
Seinfeld: How It Began
2004
as Self/George Costanza
The Very Best of America's Funniest Comedians
2003
as Self (archive footage)
101 Dalmatians II: Patch's London Adventure
2003 · Trailer
as Lightning (voice)
The Man Who Saved Christmas
2002
as A.C. Gilbert
The Hunchback of Notre Dame II
2002 · Trailer
as Gargoyle Hugo (voice)
Being 'Shallow Hal'
2001
as Self
Shallow Hal
2001 · Trailer
as Mauricio Wilson
On Edge
2001 · Trailer
as Zamboni Phil
The Trumpet of the Swan
2001 · Trailer
as Father (voice)
Bravo Profiles: Penn and Teller
2001
as Self
The Adventures of Rocky & Bullwinkle
2000 · Trailer
as Boris
Let's Rap Fire Safety
2000
Ultimate Trek: Star Trek's Greatest Moments
1999
as Host
The N.Y. Friars Club Roast of Jerry Stiller
1999
as Self - Roastmaster
Larry David: Curb Your Enthusiasm
1999
as Self
Love and Action in Chicago
1999
as Frank Bonner
Madeline: Lost in Paris
1999 · Trailer
as Uncle Horst / Henri (voice)
Sideshow: Alive on the Inside
1999
as Narrator
Jingle Bells
1999
as Elf (Voice)
Denial
1998
as Art Witz
Titey
1998
as Titey (voice)
Cinderella
1997 · Trailer
as Lionel
Love! Valour! Compassion!
1997 · Trailer
as Buzz Hauser
The Hunchback of Notre Dame
1996 · Trailer
as Gargoyle Hugo (voice)
The Making of Disney's The Hunchback of Notre Dame
1996
Dunston Checks In
1996
as Robert Grant
Bye Bye Birdie
1995 · Trailer
as Albert J. Peterson
The Last Supper
1995 · Trailer
as Anti-Enviroment
For Better or Worse
1995 · Trailer
as Michael Makeshift
A Tribute to Stephen Sondheim
1995
The Return of Jafar
1994 · Trailer
as Abis Mal (voice)
Blankman
1994 · Trailer
as Mr. Stone
North
1994 · Trailer
as North's Dad
Down on the Waterfront
1994
The Paper
1994 · Trailer
as Marion Sandusky
Coneheads
1993 · Trailer
as Larry Farber
Sexual Healing
1993
as Frank
For Goodness Sake
1993
as Electronics Store Customer
I Don't Buy Kisses Anymore
1992
as Bernie Fishbine
Jacob's Ladder
1990 · Trailer
as Geary
White Palace
1990
as Neil
Pretty Woman
1990 · Trailer
as Philip Stuckey
Brighton Beach Memoirs
1986 · Trailer
as Pool Player #1
The Mosquito Coast
1986 · Trailer
as Hardware Clerk
Rockabye
1986
as Lt. Ernest Foy
Senior Trip
1981
as Pete
The Burning
1981 · Trailer
as Dave
Leo 2
Release date to be announced
Broadway: The Next Generation
Release date to be announced
as Self
The Sisters Rosensweig
Release date to be announced
as Mervyn
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