Jason Alexander
Acting·September 23, 1959 — 66 years old·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.
Known For
Filmography · 215
—Broadway: The Next GenerationSelf—The Sisters RosensweigMervyn—Leo 2—Saturday TV FunhouseTVTitey (voice)2026JimmyLouis B. Mayer2026Mating SeasonTVAlan (voice)2025The Gettysburg AddressNoah Brooks (voice)2025LEGO Marvel Avengers: Strange TailsTVMagneto (voice)2025The Bad Guys: The SeriesTVMysterious Figure (voice) · D.B. Cougar (voice)2025Paddy Chayefsky: Collector of WordsSelf2025Stealing Pulp FictionDr. Mendelbaum2025The Electric StateTed / Wingman2024Y llegaron de nocheTVCarl Laemmle2024Rock, Paper, ScissorsTVJonathan Fartjoke (voice)2023Dick Van Dyke: 98 Years of MagicSelf - Performer2023LeoJayda's Dad (voice)2023History of the World: Part IITVMaurice Cheeks2022The Conspiracy2022Killing Me Softly with His SongsSelf2022Out of Office2022Cinderella: The Reunion, A Special Edition of 20/20Self2022Dunston Checks OutJason Alexander (archival footage)2021Star Trek: ProdigyTVDoctor Noum (voice) · Counselor Noum (voice)2021The Problem with Jon StewartTVJeff Bezos2021Broadway: Beyond the Golden AgeSelf2021History of the SitcomTVSelf - Actor2021Celebrity Wheel of FortuneTVSelf - Contestant2020The Rocky Horror Musical Live StreamNarrator2020Faith BasedNicky Steele2020Stars in the HouseTVSelf · Self - Special Guest2020My Boyfriend's MedsDr. Sternbach2019The Movies That Made UsTVSelf2019Harley QuinnTVSy Borgman (voice)2019Mad About YouTVJason Alexander2018The ConnersTVPastor Phil2018The Portuguese KidBarry Dragonetti2018Bucky and the SquirrelsJason Alexander2017Hit the RoadTVKen Swallow2017Young SheldonTVGene Lundy · Director2017The OrvilleTVOlix2017Kody KapowTVGoji (voice)2017The Truth Is in the StarsSelf2017The Marvelous Mrs. MaiselTVAsher Friedman2017Dinner with DadTVJason Alexander · Writer2016The Mark Lembeck TechniqueMark Lembeck · Consulting Producer2016Best Worst Thing That Ever Could Have Happened...Self2016For the Love of SpockSelf2016There's Something About RomcomsSelf2016The $100,000 PyramidTVSelf2016Match GameTVSelf - Panelist2016Tom and Jerry: Back to OzMr. Bibb / The Nome King (voice)2016To Tell the TruthTVSelf - Panelist2016The Last LaughSelf (archive footage) (uncredited)2015The GrinderTVCliff Bemis2015The Late Show with Stephen ColbertTVSelf - Guest2015China, Il The MusicalHarold2015Larry Gaye: Renegade Male Flight AttendantLarry's Dad2015Big Time in Hollywood, FlTVJason Alexander2015The Late Late Show with James CordenTVSelf2015Misery Loves ComedySelf2015Wild CardPinky2014How Murray Saved ChristmasDoc Holiday (voice)2014Penn Zero: Part-Time HeroTVCoach Wallace (voice)2014Lucky StiffVinnie Di Ruzzio2014The Tom and Jerry ShowTVRick (voice)2014TripTankTVDoctor (voice)2014Late Night with Seth MeyersTVSelf - Guest2013KirstieTVStanford Temple2013Hollywood Game NightTVSelf2013Drunk HistoryTVWilliam Tweed2012Stars in ShortsSid Rosenthal2012Comedians in Cars Getting CoffeeTVSelf2012Comedy Bang! Bang!TVInspector Gantlet2012National Lampoon's Another Dirty MovieSelf (uncredited)2012Say It Ain't SoloSelf2011The Voyages of Young Doctor DolittleEugene (voice)2011Talking DeadTVSelf2011China, ILTVHarold (voice)2011Dora the Explorer: Dora's Enchanted Forest AdventuresOwl (voice)2011A Fairly Odd Movie: Grow Up, Timmy Turner!Cosmo2011Franklin & BashTVCarter Lang2011Harry's LawTVRichard Cross2010Not Your TimeSid Rosenthal2010Mike & MollyTVDirector2010Quantum Quest: A Cassini Space OdysseyMoronic (voice)2010Fish HooksTVMr. Nibbles · Mr. Nibbles (voice)2010Rock SlydeMailman Stan2010The Marriage RefTVSelf - Panelist2009The Cleveland ShowTV2009CommunityTVMountain Man2009MeteorTVDr. Chetwyn2009Hachi: A Dog's TaleCarl2008Shatner's Raw NerveTVSelf2008Step It Up and DanceTV2007Jerry Seinfeld: Submarine CaptainSelf2007The GrandDr. Yakov Achmed2007Thank God You're HereTVSelf2006Farce of the PenguinsPenguin on Belly (voice)2006Rachael RayTVSelf - Guest2006Talkshow with Spike FerestenTV2006Comedy Central Roast of William ShatnerSelf - Roastmaster2006How to Go Out on a Date in QueensJohnny2006Snoop Dogg's Hood of HorrorBritish Record Mogul2006Ira & AbbyDr. Morris Saperstein2006Where My Dogs At?TV2006The New Adventures of Old ChristineTVDr. Palmer2006Campus LadiesTVDirector2005Earth to Americaself2005Everybody Hates ChrisTVPrincipal Edwards · Director2005Criminal MindsTVProf. Rothchild · Director2005The AristocratsSelf2005Robot ChickenTVKrampus (voice)2005American Dad!TVMr. Orlando (voice) · Sal (voice)2005The Late Late Show with Craig FergusonTVSelf2004A Christmas CarolJacob Marley / Marley's Ghost2004The Seinfeld StorySelf2004Seinfeld: How It BeganSelf/George Costanza2004Kramer vs. Kramer: Kenny to CosmoSelf2004Listen Up!TVTony Kleinman2004The Tony Danza ShowTVSelf - Guest2004Agent Cody Banks 2: Destination LondonExecutive Producer2003Two and a Half MenTVDr. Goodman2003The Ellen DeGeneres ShowTVSelf2003The Very Best of America's Funniest ComediansSelf (archive footage)2003Agent Cody BanksExecutive Producer2003101 Dalmatians II: Patch's London AdventureLightning (voice)2003Real Time with Bill MaherTVSelf2003Jimmy Kimmel Live!TVSelf2002The Man Who Saved ChristmasA.C. Gilbert2002The Twilight ZoneTVPatient2002MonkTVMarty Eels2002The Hunchback of Notre Dame IIGargoyle Hugo (voice)2001Being 'Shallow Hal'Self2001Shallow HalMauricio Wilson2001Bob PattersonTVBob Patterson · Executive Producer · Story · Teleplay · Creator2001Good Day LiveTVSelf2001The Legend of TarzanTVZutho (voice)2001Primetime GlickTV2001On EdgeZamboni Phil2001The Trumpet of the SwanFather (voice)2001Bravo Profiles: Penn and TellerSelf2001Critics Choice AwardsTVSelf2001Disney's House of MouseTV2000Curb Your EnthusiasmTVJason Alexander2000The HuntressTV2000The Adventures of Rocky & BullwinkleBoris2000Son of the BeachTV2000Let's Rap Fire Safety2000Malcolm in the MiddleTVLeonard1999Ultimate Trek: Star Trek's Greatest MomentsHost1999The N.Y. Friars Club Roast of Jerry StillerSelf - Roastmaster1999Just LookingDirector1999Larry David: Curb Your EnthusiasmSelf1999Love and Action in ChicagoFrank Bonner1999Madeline: Lost in ParisUncle Horst / Henri (voice)1999The Late Late Show with Craig KilbornTVSelf - Guest1999Sideshow: Alive on the InsideNarrator1999DilbertTVCatbert (voice)1999Jingle BellsElf (Voice)1998Hollywood SquaresTVSelf - Panelist1998HerculesTVPoseidon · Poseidon (voice)1998DenialArt Witz1998TiteyTitey (voice)1997CinderellaLionel1997Love! Valour! Compassion!Buzz Hauser1996The Hunchback of Notre DameGargoyle Hugo (voice)1996The Making of Disney's The Hunchback of Notre Dame1996Muppets TonightTVSelf1996Remember WENNTVAlan Ballinger · Director1996Dunston Checks InRobert Grant1995Bye Bye BirdieAlbert J. Peterson1995The Last SupperAnti-Enviroment1995For Better or WorseMichael Makeshift · Director1995Star Trek: VoyagerTVKurros1995A Tribute to Stephen Sondheim1994The Return of JafarAbis Mal - the Chief of the Thieves (voice)1994FriendsTVEarl1994BlankmanMr. Stone1994NorthNorth's Dad1994Down on the Waterfront1994The PaperMarion Sandusky1994DuckmanTVDuckman (voice)1994AladdinTVAbis Mal (voice) · Captain Albatross (voice) · Abis Mal / Abnor Mal (voice)1993The NannyTVJack1993ConeheadsLarry Farber1993Sexual HealingFrank1993For Goodness SakeElectronics Store Customer1992The Larry Sanders ShowTVJason Alexander1992I Don't Buy Kisses AnymoreBernie Fishbine1991DinosaursTVGrown Baby (voice) · Stu (voice) · Gus Molehill (voice) · The Job Wizard (voice) · General H. Norman Conquest (voice) · Sexual Harris (voice) · UFO! Host / Announcer (voice)1990Jacob's LadderGeary1990White PalaceNeil1990Dream OnTVRandall Townsend1990Pretty WomanPhilip Stuckey1989The SimpsonsTVBourbon Verlander (voice)1989SeinfeldTVGeorge Costanza · Director1988Favorite SonTVChris Van Allen1988LIVE with Kelly and MarkTVSelf - Guest1987Everything's RelativeTVJulian Beeby1986Brighton Beach MemoirsPool Player #11986The Mosquito CoastHardware Clerk1986RockabyeLt. Ernest Foy1984E/RTVHarold Stickley1984Jeopardy!TVSelf1983Reading RainbowTVSelf - Narrator (voice)1982NewhartTV1982Late Night with David LettermanTVSelf1981Senior TripPete1981The BurningDave1980A Capitol FourthTVSelf1975Saturday Night LiveTVSelf - Host · Self - Cameo (uncredited) · Titey (voice)1975People's Choice AwardsTVSelf - Host1956Tony AwardsTVSelf - Presenter1949The Emmy AwardsTVSelf1944Golden Globe AwardsTVSelf - Nominee