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.
Wild Card
2015
Broadway: Beyond the Golden Age
2021
Shallow Hal
2001
The Electric State
2025
Broadway: The Next Generation
N/A
China, Il The Musical
2015
Larry David: Curb Your Enthusiasm
1999
Snoop Dogg's Hood of Horror
2006
The Voyages of Young Doctor Dolittle
2011
Hachi: A Dog's Tale
2009
Love and Action in Chicago
1999
Pretty Woman
1990
101 Dalmatians II: Patch's London Adventure
2003
Titey
1998
A Tribute to Stephen Sondheim
1995
A Christmas Carol
2004
The Conspiracy
2022
How Murray Saved Christmas
2014
The Return of Jafar
1994
The Paper
1994
Leo
2023
The Hunchback of Notre Dame
1996
Senior Trip
1981
On Edge
2001
I Don't Buy Kisses Anymore
1992
Blankman
1994
Quantum Quest: A Cassini Space Odyssey
2010
Coneheads
1993
Brighton Beach Memoirs
1986
Paddy Chayefsky: Collector of Words
2025
The Hunchback of Notre Dame II
2002
How to Go Out on a Date in Queens
2006
There's Something About Romcoms
2016
White Palace
1990
Being 'Shallow Hal'
2001
The N.Y. Friars Club Roast of Jerry Stiller
1999
Dick Van Dyke: 98 Years of Magic
2023
Faith Based
2020
Jacob's Ladder
1990
The Seinfeld Story
2004