About
Jason Alexander
Overview
Jay Scott Greenspan, 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 |
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| 2025 | The Gettysburg Address | Actor | Noah Brooks (voice) | 59 Average |
| 2025 | The Electric State | Actor | N/A N/A |
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| 2024 | To the Journey - Looking Back at Star Trek: Voyager | Actor | Self | N/A N/A |
| 2024 | Stealing Pulp Fiction | Actor | N/A N/A |
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| 2024 | Y llegaron de noche | Actor | 68 Fair |
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| 2023 | Dick Van Dyke: 98 Years of Magic | Actor | Self - Performer | 59 Average |
| 2023 | Leo | Actor | Jayda's Dad (voice) | 70 Good |
| 2022 | The Conspiracy | Actor | N/A N/A |
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| 2022 | Killing Me Softly with His Songs | Actor | Self | 59 Average |
| 2022 | Out of Office | Actor | 59 Average |
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| 2022 | Cinderella: The Reunion, A Special Edition of 20/20 | Actor | Self | 59 Average |
| 2021 | Broadway: Beyond the Golden Age | Actor | Self | N/A N/A |
| 2021 | History of the Sitcom | Actor | Self - Actor | 69 Fair |
| 2020 | The Rocky Horror Musical Live Stream | Actor | Narrator | 58 Average |
| 2020 | Faith Based | Actor | Nicky Steele | 58 Average |
| 2020 | My Boyfriend's Meds | Actor | Dr. Sternbach | 63 Fair |
| 2019 | Robot Chicken's Santa's Dead (Spoiler Alert) Holiday Murder Thing Special | Actor | Krampus | N/A N/A |
| 2018 | The Portuguese Kid | Actor | Barry Dragonetti | 59 Average |
| 2018 | Bucky and the Squirrels | Actor | Jason Alexander | N/A N/A |
| 2017 | Broadway: The Next Generation | Actor | Self | 58 Average |
| 2017 | Hit the Road | Actor | Ken Swallow | 69 Fair |
| 2017 | Kody Kapow | Actor | Goji (voice) | N/A N/A |
| 2017 | The Truth Is in the Stars | Actor | Self | 59 Average |
| 2017 | Dinner with Dad | Actor | Jason Alexander | N/A N/A |
| 2016 | The Mark Lembeck Technique | Actor | Mark Lembeck | N/A N/A |
| 2016 | Best Worst Thing That Ever Could Have Happened... | Actor | Self | 59 Average |
| 2016 | For the Love of Spock | Actor | Self | 63 Fair |
| 2016 | There's Something About Romcoms | Actor | Self | 58 Average |
| 2016 | Tom and Jerry: Back to Oz | Actor | Mr. Bibb / The Nome King (voice) | 58 Average |
| 2016 | The Last Laugh | Actor | Self | 59 Average |
| 2016 | They're Real & They're Spectacular: Seinfeld Super Fans & The Summer of George | Actor | George Costanza (archive footage) | N/A N/A |
| 2015 | Larry Gaye: Renegade Male Flight Attendant | Actor | Larry's Dad | 58 Average |
| 2015 | Misery Loves Comedy | Actor | Self | 59 Average |
| 2015 | Wild Card | Actor | Pinky | 57 Average |
| 2014 | How Murray Saved Christmas | Actor | Doc Holiday (voice) | 59 Average |
| 2014 | Lucky Stiff | Actor | Vinnie Di Ruzzio | 58 Average |
| 2012 | Stars In Shorts | Actor | Sid Rosenthal | N/A N/A |
| 2012 | Another Dirty Movie | Actor | Self (uncredited) | 58 Average |
| 2012 | Say It Ain't Solo | Actor | Himself | N/A N/A |
| 2011 | The Voyages of Young Doctor Dolittle | Actor | Eugene (voice) | N/A N/A |
| 2011 | China, IL | Actor | Harold (voice) | 69 Fair |
| 2011 | Dora the Explorer: Dora's Enchanted Forest Adventures | Actor | Owl (voice) | 59 Average |
| 2011 | A Fairly Odd Movie: Grow Up, Timmy Turner! | Actor | Cosmo | 55 Average |
| 2010 | Not Your Time | Actor | Sid Rosenthal | 59 Average |
| 2010 | Quantum Quest: A Cassini Space Odyssey | Actor | Moronic (voice) | 59 Average |
| 2010 | Rock Slyde | Actor | Mailman Stan | 58 Average |
| 2009 | Meteor | Actor | Dr. Chetwyn | 66 Fair |
| 2009 | Hachi: A Dog's Tale | Actor | Carl | 78 Good |
| 2007 | Jerry Seinfeld: Submarine Captain | Actor | Himself | 59 Average |
| 2007 | The Grand | Actor | Dr. Yakov Achmed | 59 Average |
| 2006 | Farce of the Penguins | Actor | Penguin on Belly (voice) | 57 Average |
| 2006 | Comedy Central Roast of William Shatner | Actor | Self - Roastmaster | 59 Average |
| 2006 | How to Go Out on a Date in Queens | Actor | Johnny | 58 Average |
| 2006 | Snoop Dogg's Hood of Horror | Actor | British Record Mogul | 57 Average |
| 2006 | Ira & Abby | Actor | Dr. Morris Saperstein | 59 Average |
| 2005 | Earth to America | Actor | self | 59 Average |
| 2005 | The Aristocrats | Actor | Self | 59 Average |
| 2004 | A Christmas Carol | Actor | Jacob Marley / Marley's Ghost | 59 Average |
| 2004 | Seinfeld: How It Began | Actor | Himself/George Costanza | 59 Average |
| 2004 | Listen Up! | Actor | Tony Kleinman | 70 Good |
| 2003 | The Very Best of America's Funniest Comedians | Actor | Self (archive footage) | N/A N/A |
| 2002 | The Man Who Saved Christmas | Actor | A.C. Gilbert | 59 Average |
| 2002 | 101 Dalmatians II: Patch's London Adventure | Actor | Lightning (voice) | 59 Average |
| 2002 | The Hunchback of Notre Dame II | Actor | Gargoyle Hugo (voice) | 55 Average |
| 2001 | Being 'Shallow Hal' | Actor | Self | N/A N/A |
| 2001 | Shallow Hal | Actor | Mauricio | 61 Fair |
| 2001 | Bob Patterson | Actor | Bob Patterson | 69 Fair |
| 2001 | The Trumpet of the Swan | Actor | Father (voice) | 58 Average |
| 2000 | The Adventures of Rocky & Bullwinkle | Actor | Boris | 51 Average |
| 2000 | Let's Rap Fire Safety | Actor | 59 Average |
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| 1999 | Ultimate Trek: Star Trek's Greatest Moments | Actor | Host | N/A N/A |
| 1999 | The N.Y. Friars Club Roast of Jerry Stiller | Actor | Self - Roastmaster | 59 Average |
| 1999 | Larry David: Curb Your Enthusiasm | Actor | Self | 61 Fair |
| 1999 | Love and Action in Chicago | Actor | Frank Bonner | 58 Average |
| 1999 | Madeline: Lost in Paris | Actor | Uncle Horst / Henri (voice) | 59 Average |
| 1999 | Sideshow: Alive on the Inside | Actor | Narrator | N/A N/A |
| 1999 | Jingle Bells | Actor | Elf (Voice) | 59 Average |
| 1998 | Titey | Actor | Titey (voice) | N/A N/A |
| 1998 | Denial | Actor | Art Witz | 58 Average |
| 1997 | Cinderella | Actor | Lionel | 60 Fair |
| 1997 | Love! Valour! Compassion! | Actor | Buzz Hauser | 59 Average |
| 1996 | The Hunchback of Notre Dame | Actor | Gargoyle Hugo (voice) | 70 Good |
| 1996 | Dunston Checks In | Actor | Robert Grant | 57 Average |
| 1996 | Sex, Censorship and the Silver Screen | Actor | Quote Reader | 59 Average |
| 1995 | Bye Bye Birdie | Actor | Albert J. Peterson | 58 Average |
| 1995 | The Last Supper | Actor | Anti-Enviroment | 61 Fair |
| 1995 | For Better or Worse | Actor | Michael Makeshift | 58 Average |
| 1994 | Blankman | Actor | Mr. Stone | 57 Average |
| 1994 | North | Actor | North's Dad | 56 Average |
| 1994 | The Return of Jafar | Actor | Abis Mal - the Chief of the Thieves (voice) | 61 Fair |
| 1994 | Down on the Waterfront | Actor | 59 Average |
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| 1994 | The Paper | Actor | Marion Sandusky | 60 Fair |
| 1994 | Duckman | Actor | Duckman (voice) | 70 Good |
| 1993 | Coneheads | Actor | Larry Farber | 55 Average |
| 1993 | Sexual Healing | Actor | Frank | N/A N/A |
| 1993 | For Goodness Sake | Actor | Electronics Store Customer | 59 Average |
| 1992 | I Don't Buy Kisses Anymore | Actor | Bernie Fishbine | 58 Average |
| 1990 | Jacob's Ladder | Actor | Geary | 70 Good |
| 1990 | White Palace | Actor | Neil | 59 Average |
| 1990 | Pretty Woman | Actor | Philip Stuckey | 74 Good |
| 1989 | Seinfeld | Actor | George Costanza | 82 Very good |
| 1988 | Favorite Son | Actor | Chris Van Allen | 68 Fair |
| 1987 | Everything's Relative | Actor | Julian Beeby | 69 Fair |
| 1986 | Brighton Beach Memoirs | Actor | Pool Player #1 | 59 Average |
| 1986 | The Mosquito Coast | Actor | Hardware Clerk | 61 Fair |
| 1986 | Rockabye | Actor | Lt. Ernest Foy | 59 Average |
| 1981 | Senior Trip | Actor | Pete | 58 Average |
| 1981 | The Burning | Actor | Dave | 60 Fair |
| 1980 | A Capitol Fourth | Actor | Self | N/A N/A |
| The Sisters Rosensweig | Actor | Mervyn | 60 Fair |
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| Richard Lovely | Actor | Mr. Mouse | N/A N/A |
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| Meteor | Actor | Dr. Chetwyn | N/A N/A |
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| Saturday TV Funhouse | Actor | Titey (voice) | N/A N/A |
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Directing |
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| 1999 | Just Looking | Directing | Director | 59 Average |
| 1995 | For Better or Worse | Directing | Director | 58 Average |
Writing |
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| 2017 | Dinner with Dad | Writing | Writer | N/A N/A |
| 2001 | Bob Patterson | Writing | Teleplay | 69 Fair |
| 2001 | Bob Patterson | Writing | Story | 69 Fair |
Production |
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| 2016 | The Mark Lembeck Technique | Production | Consulting Producer | N/A N/A |
| 2003 | Agent Cody Banks | Production | Executive Producer | 56 Average |
Crew |
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| 2001 | Bob Patterson | Crew | Creator | 69 Fair |