1959-09-23 Newark, New Jersey, USA
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.
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Jimmy | Louis B. Mayer | 2026-11-20 |
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The Electric State | Ted / Wingman | 2025-03-07 |
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The Gettysburg Address | Noah Brooks (voice) | 2025-11-19 |
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Paddy Chayefsky: Collector of Words | Self | 2025-07-27 |
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Stealing Pulp Fiction | Dr. Mendelbaum | 2025-06-27 |
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Leo | Jayda's Dad (voice) | 2023-11-17 |
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Dick Van Dyke: 98 Years of Magic | Self - Performer | 2023-12-21 |
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The Conspiracy | 2022-11-17 | |
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Killing Me Softly with His Songs | Self | 2022-11-10 |
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Out of Office | 2022-09-05 | |
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Cinderella: The Reunion, A Special Edition of 20/20 | Self | 2022-08-23 |
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Dunston Checks Out | Jason Alexander (archival footage) | 2022-02-01 |
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Broadway: Beyond the Golden Age | Self | 2021-08-14 |
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The Rocky Horror Musical Live Stream | Narrator | 2020-10-31 |
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Las Pildoras de mi Novio | Dr. Sternbach | 2020-02-14 |
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Faith Based | Nicky Steele | 2020-10-09 |
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Bucky and the Squirrels | Jason Alexander | 2018-01-26 |
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The Portuguese Kid | Barry Dragonetti | 2018-02-14 |
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Broadway: The Next Generation | Self | 2017-11-16 |
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The Truth Is in the Stars | Self | 2017-05-01 |
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The Mark Lembeck Technique | Mark Lembeck | 2016-12-02 |
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The Last Laugh | Self | 2016-04-18 |
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Tom and Jerry: Back to Oz | Mr. Bibb / The Nome King (voice) | 2016-06-21 |
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There's Something About Romcoms | Self | 2016-08-20 |
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Best Worst Thing That Ever Could Have Happened... | Self | 2016-11-18 |
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For the Love of Spock | Self | 2016-09-09 |
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Larry Gaye: Renegade Male Flight Attendant | Larry's Dad | 2015-06-05 |
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Wild Card | Pinky | 2015-01-14 |
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China, Il The Musical | Harold | 2015-06-14 |
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Misery Loves Comedy | Self | 2015-01-23 |
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How Murray Saved Christmas | Doc Holiday (voice) | 2014-12-05 |
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Lucky Stiff | Vinnie Di Ruzzio | 2014-10-08 |
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National Lampoon's Another Dirty Movie | Self (uncredited) | 2012-04-25 |
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Stars In Shorts | Sid Rosenthal | 2012-09-28 |
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Say It Ain't Solo | Himself | 2012-04-01 |
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Dora the Explorer: Dora's Enchanted Forest Adventures | Owl (voice) | 2011-09-13 |
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A Fairly Odd Movie: Grow Up, Timmy Turner! | Cosmo | 2011-07-09 |
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The Voyages of Young Doctor Dolittle | Eugene (voice) | 2011-11-01 |
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Not Your Time | Sid Rosenthal | 2010-09-24 |
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Quantum Quest: A Cassini Space Odyssey | Moronic (voice) | 2010-09-17 |
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Rock Slyde | Mailman Stan | 2010-05-01 |
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Hachi: A Dog's Tale | Carl | 2009-06-08 |
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The Grand | Dr. Yakov Achmed | 2007-06-07 |
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Jerry Seinfeld: Submarine Captain | Himself | 2007-07-02 |
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Comedy Central Roast of William Shatner | Self - Roastmaster | 2006-08-20 |
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Ira & Abby | Dr. Morris Saperstein | 2006-06-23 |
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Farce of the Penguins | Penguin on Belly (voice) | 2006-12-01 |
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How to Go Out on a Date in Queens | Johnny | 2006-07-28 |
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Snoop Dogg's Hood of Horror | British Record Mogul | 2006-06-27 |
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Earth to America | self | 2005-11-20 |
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The Aristocrats | Self | 2005-07-29 |
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The Seinfeld Story | Self | 2004-11-25 |
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Seinfeld: How It Began | Self/George Costanza | 2004-11-23 |
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A Christmas Carol | Jacob Marley / Marley's Ghost | 2004-11-28 |
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The Very Best of America's Funniest Comedians | Self (archive footage) | 2003-05-13 |
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101 Dalmatians II: Patch's London Adventure | Lightning (voice) | 2003-03-02 |
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The Man Who Saved Christmas | A.C. Gilbert | 2002-12-15 |
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The Hunchback of Notre Dame II | Gargoyle Hugo (voice) | 2002-02-06 |
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Bravo Profiles: Penn and Teller | Self | 2001-01-24 |
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The Trumpet of the Swan | Father (voice) | 2001-05-11 |
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Being 'Shallow Hal' | Self | 2001-11-06 |
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Shallow Hal | Mauricio Wilson | 2001-11-01 |
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The Adventures of Rocky & Bullwinkle | Boris | 2000-06-30 |
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Let's Rap Fire Safety | 2000-03-09 | |
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Jingle Bells | Elf (Voice) | 1999-01-01 |
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Larry David: Curb Your Enthusiasm | Self | 1999-10-17 |
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Madeline: Lost in Paris | Uncle Horst / Henri (voice) | 1999-08-02 |
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Ultimate Trek: Star Trek's Greatest Moments | Host | 1999-12-01 |
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The N.Y. Friars Club Roast of Jerry Stiller | Self - Roastmaster | 1999-10-27 |
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Sideshow: Alive on the Inside | Narrator | 1999-03-05 |
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Love and Action in Chicago | Frank Bonner | 1999-09-15 |
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Titey | Titey (voice) | 1998-05-15 |
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It's Tough To Be A Bug | Weevil Kneevil (Voice) | 1998-04-22 |
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Denial | Art Witz | 1998-05-21 |
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Cinderella | Lionel | 1997-11-02 |
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Love! Valour! Compassion! | Buzz Hauser | 1997-05-16 |
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The Hunchback of Notre Dame | Gargoyle Hugo (voice) | 1996-06-21 |
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Sex, Censorship and the Silver Screen | Quote Reader | 1996-01-01 |
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Dunston Checks In | Robert Grant | 1996-01-12 |
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The Last Supper | Anti-Enviroment | 1995-09-08 |
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Bye Bye Birdie | Albert J. Peterson | 1995-12-03 |
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A Tribute to Stephen Sondheim | 1995-01-12 | |
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For Better or Worse | Michael Makeshift | 1995-03-19 |
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Blankman | Mr. Stone | 1994-08-19 |
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Down on the Waterfront | 1994-04-26 | |
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The Paper | Marion Sandusky | 1994-03-18 |
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The Return of Jafar | Abis Mal - the Chief of the Thieves (voice) | 1994-05-20 |
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North | North's Dad | 1994-07-22 |
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Sexual Healing | Frank | 1993-07-18 |
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For Goodness Sake | Electronics Store Customer | 1993-01-01 |
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Coneheads | Larry Farber | 1993-07-23 |
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I Don't Buy Kisses Anymore | Bernie Fishbine | 1992-04-24 |
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Jacob's Ladder | Geary | 1990-11-02 |
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White Palace | Neil | 1990-10-19 |
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Pretty Woman | Philip Stuckey | 1990-03-23 |
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Rockabye | Lt. Ernest Foy | 1986-01-11 |
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Brighton Beach Memoirs | Pool Player #1 | 1986-12-26 |
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The Mosquito Coast | Hardware Clerk | 1986-11-26 |
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Senior Trip | Pete | 1981-12-30 |
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The Burning | Dave | 1981-05-08 |
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The Sisters Rosensweig | Mervyn | |
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Leo 2 |
