Jason Alexander
Born: 1959-09-23 in Newark, New Jersey, USA
Known For: Acting
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.
Filmography
2026
- Jimmy as Louis B. Mayer
2025
- The Bad Guys: The Series as Mysterious Figure (voice)
- The Electric State as Ted / Wingman
- LEGO Marvel Avengers: Strange Tails as Magneto (voice)
- The Gettysburg Address as Noah Brooks (voice)
- Paddy Chayefsky: Collector of Words as Self
- Stealing Pulp Fiction as Dr. Mendelbaum
2024
- Y llegaron de noche as Carl Laemmle
2023
- Rock, Paper, Scissors as Jonathan Fartjoke (voice)
- History of the World: Part II as Maurice Cheeks
- Leo as Jayda's Dad (voice)
- Dick Van Dyke: 98 Years of Magic as Self - Performer
2022
- Out of Office
- The Conspiracy
- Cinderella: The Reunion, A Special Edition of 20/20 as Self
- Killing Me Softly with His Songs as Self
- Dunston Checks Out as Jason Alexander (archival footage)
2021
- Star Trek: Prodigy as Doctor Noum (voice)
- Celebrity Wheel of Fortune as Self - Contestant
- The Problem with Jon Stewart as Jeff Bezos
- History of the Sitcom as Self - Actor
- Broadway: Beyond the Golden Age as Self
2020
- Stars in the House as Self
- Faith Based as Nicky Steele
- My Boyfriend's Meds as Dr. Sternbach
- The Rocky Horror Musical Live Stream as Narrator
2019
- Harley Quinn as Sy Borgman (voice)
- The Movies That Made Us as Self
- Mad About You as Jason Alexander
2018
- The Conners as Pastor Phil
- The Portuguese Kid as Barry Dragonetti
- Bucky and the Squirrels as Jason Alexander
2017
- Young Sheldon as Gene Lundy
- The Orville as Olix
- The Marvelous Mrs. Maisel as Asher Friedman
- Hit the Road as Ken Swallow
- Kody Kapow as Goji (voice)
- Dinner with Dad as Jason Alexander
- The Truth Is in the Stars as Self
2016
- Match Game as Self - Panelist
- The $100,000 Pyramid as Self
- To Tell the Truth as Self - Panelist
- Tom and Jerry: Back to Oz as Mr. Bibb / The Nome King (voice)
- There's Something About Romcoms as Self
- For the Love of Spock as Self
- The Last Laugh as Self (archive footage) (uncredited)
- Best Worst Thing That Ever Could Have Happened... as Self
- The Mark Lembeck Technique as Mark Lembeck
2015
- The Late Late Show with James Corden as Self
- Wild Card as Pinky
- The Grinder as Cliff Bemis
- Big Time in Hollywood, Fl as Jason Alexander
- Misery Loves Comedy as Self
- China, Il The Musical as Harold
- Larry Gaye: Renegade Male Flight Attendant as Larry's Dad
2014
- Late Night with Seth Meyers as Self - Guest
- The Tom and Jerry Show as Rick (voice)
- Penn Zero: Part-Time Hero as Coach Wallace (voice)
- TripTank as Doctor (voice)
- How Murray Saved Christmas as Doc Holiday (voice)
- Lucky Stiff as Vinnie Di Ruzzio
2013
- Drunk History as William Tweed
- Hollywood Game Night as Self
- Kirstie as Stanford Temple
2012
- Comedy Bang! Bang! as Inspector Gantlet
- Comedians in Cars Getting Coffee as Self
- Stars in Shorts as Sid Rosenthal
- National Lampoon's Another Dirty Movie as Self (uncredited)
- Say It Ain't Solo as Self
2011
- Franklin & Bash as Carter Lang
- Harry's Law as Richard Cross
- Talking Dead as Self
- China, IL as Harold (voice)
- A Fairly Odd Movie: Grow Up, Timmy Turner! as Cosmo
- The Voyages of Young Doctor Dolittle as Eugene (voice)
- Dora the Explorer: Dora's Enchanted Forest Adventures as Owl (voice)
2010
- Mike & Molly ... (Director)
- Fish Hooks as Mr. Nibbles
- The Marriage Ref as Self - Panelist
- Quantum Quest: A Cassini Space Odyssey as Moronic (voice)
- Rock Slyde as Mailman Stan
- Not Your Time as Sid Rosenthal
2009
- Community as Mountain Man
- The Cleveland Show
- Hachi: A Dog's Tale as Carl
- Meteor as Dr. Chetwyn
2008
2007
- Thank God You're Here as Self
- The Grand as Dr. Yakov Achmed
- Jerry Seinfeld: Submarine Captain as Self
2006
- The New Adventures of Old Christine as Dr. Palmer
- Rachael Ray as Self - Guest
- Campus Ladies ... (Director)
- Talkshow with Spike Feresten
- Where My Dogs At?
- Farce of the Penguins as Penguin on Belly (voz)
- Snoop Dogg's Hood of Horror as British Record Mogul
- Comedy Central Roast of William Shatner as Self - Roastmaster
- Ira & Abby as Dr. Morris Saperstein
- How to Go Out on a Date in Queens as Johnny
2005
- Criminal Minds as Prof. Rothchild
- American Dad! as Mr. Orlando (voice)
- Robot Chicken as Krampus (voice)
- The Late Late Show with Craig Ferguson as Self
- Everybody Hates Chris as Principal Edwards
- Earth to America as self
- The Aristocrats as Self
2004
- The Tony Danza Show as Self - Guest
- Listen Up! as Tony Kleinman
- Agent Cody Banks 2: Destination London ... (Executive Producer)
- A Christmas Carol as Jacob Marley / Marley's Ghost
- Seinfeld: How It Began as Self/George Costanza
- Kramer vs. Kramer: Kenny to Cosmo as Self
- The Seinfeld Story as Self
2003
- Two and a Half Men as Dr. Goodman
- Real Time with Bill Maher as Self
- Jimmy Kimmel Live! as Self
- The Ellen DeGeneres Show as Self
- 101 Dalmatians II: Patch's London Adventure as Lightning (voice)
- Agent Cody Banks ... (Executive Producer)
- The Very Best of America's Funniest Comedians as Self (archive footage)
2002
- Monk as Marty Eels
- The Twilight Zone as Patient
- The Hunchback of Notre Dame II as Gargoyle Hugo (voice)
- The Man Who Saved Christmas as A.C. Gilbert
2001
- Good Day Live as Self
- The Legend of Tarzan as Zutho (voice)
- Disney's House of Mouse
- Shallow Hal as Mauricio Wilson
- Primetime Glick
- Critics Choice Awards as Self
- Bob Patterson as Bob Patterson
- The Trumpet of the Swan as Father (voice)
- Being 'Shallow Hal' as Self
- On Edge as Zamboni Phil
- Bravo Profiles: Penn and Teller as Self
2000
- Malcolm in the Middle as Leonard
- Curb Your Enthusiasm as Jason Alexander
- The Huntress
- Son of the Beach
- The Adventures of Rocky & Bullwinkle as Boris
- Let's Rap Fire Safety
1999
- Dilbert as Catbert (voice)
- The Late Late Show with Craig Kilborn as Self - Guest
- Larry David: Curb Your Enthusiasm as Self
- Just Looking ... (Director)
- Jingle Bells as Elf (Voice)
- Madeline: Lost in Paris as Uncle Horst / Henri (voice)
- The N.Y. Friars Club Roast of Jerry Stiller as Self - Roastmaster
- Love and Action in Chicago as Frank Bonner
- Sideshow: Alive on the Inside as Narrator
- Ultimate Trek: Star Trek's Greatest Moments as Host
1998
- Hollywood Squares as Self - Panelist
- Hercules as Poseidon
- Denial as Art Witz
- Titey as Titey (voice)
1997
- Cinderella as Lionel
- Love! Valour! Compassion! as Buzz Hauser
1996
- The Hunchback of Notre Dame as Gargoyle Hugo (voice)
- Remember WENN as Alan Ballinger
- Muppets Tonight as Self
- Dunston Checks In as Robert Grant
- The Making of Disney's The Hunchback of Notre Dame
1995
- Star Trek: Voyager as Kurros
- The Last Supper as Anti-Enviroment
- For Better or Worse as Michael Makeshift
- Bye Bye Birdie as Albert J. Peterson
- A Tribute to Stephen Sondheim
1994
- Friends as Earl
- Aladdin as Abis Mal (voice)
- Duckman as Duckman (voice)
- The Return of Jafar as Abis Mal - the Chief of the Thieves (voice)
- The Paper as Marion Sandusky
- North as North's Dad
- Blankman as Mr. Stone
- Down on the Waterfront
1993
- The Nanny as Jack
- Coneheads as Larry Farber
- Sexual Healing as Frank
- For Goodness Sake as Electronics Store Customer
1992
- The Larry Sanders Show as Jason Alexander
- I Don't Buy Kisses Anymore as Bernie Fishbine
1991
- Dinosaurs as Grown Baby (voice)
1990
- Pretty Woman as Philip Stuckey
- Dream On as Randall Townsend
- Jacob's Ladder as Geary
- White Palace as Neil
1989
- The Simpsons as Bourbon Verlander (voice)
- Seinfeld as George Costanza
1988
- LIVE with Kelly and Mark as Self - Guest
- Favorite Son as Chris Van Allen
1987
- Everything's Relative as Julian Beeby
1986
- The Mosquito Coast as Hardware Clerk
- Brighton Beach Memoirs as Pool Player #1
- Rockabye as Lt. Ernest Foy
1983
- Reading Rainbow as Self - Narrator (voice)
1982
1981
- The Burning as Dave
- Senior Trip as Pete
1980
- A Capitol Fourth as Self
1975
- Saturday Night Live as Self - Host
- People's Choice Awards as Self - Host
1956
- Tony Awards as Self - Presenter
1949
- The Emmy Awards as Self
1944
- Golden Globe Awards as Self - Nominee