Jason Alexander
Acting
Born 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.
Known for
Hachi: A Dog's Tale
2009 · Movie
Pretty Woman
1990 · Movie
Jacob's Ladder
1990 · Movie
Leo
2023 · Movie
The Hunchback of Notre Dame
1996 · Movie
For the Love of Spock
2016 · Movie
Larry David: Curb Your Enthusiasm
1999 · Movie
My Boyfriend's Meds
2020 · Movie
Cinderella
1997 · Movie
The Paper
1994 · Movie
The Electric State
2025 · Movie
White Palace
1990 · Movie
The Last Supper
1995 · Movie
Best Worst Thing That Ever Could Have Happened...
2016 · Movie
Cinderella: The Reunion, A Special Edition of 20/20
2022 · Movie
The Mosquito Coast
1986 · Movie
Seinfeld: How It Began
2004 · Movie
Brighton Beach Memoirs
1986 · Movie
The Last Laugh
2016 · Movie
Madeline: Lost in Paris
1999 · Movie
Rockabye
1986 · Movie
Comedy Central Roast of William Shatner
2006 · Movie
A Christmas Carol
2004 · Movie
The Return of Jafar
1994 · Movie
The Truth Is in the Stars
2017 · Movie
Shallow Hal
2001 · Movie
The Burning
1981 · Movie
For Goodness Sake
1993 · Movie
Love! Valour! Compassion!
1997 · Movie
The Seinfeld Story
2004 · Movie
Dick Van Dyke: 98 Years of Magic
2023 · Movie
Earth to America
2005 · Movie
Sexual Healing
1993 · Movie
Dora the Explorer: Dora's Enchanted Forest Adventures
2011 · Movie
Being 'Shallow Hal'
2001 · Movie
Jingle Bells
1999 · Movie
The Making of Disney's The Hunchback of Notre Dame
1996 · Movie
Paddy Chayefsky: Collector of Words
2025 · Movie
Bye Bye Birdie
1995 · Movie
How Murray Saved Christmas
2014 · Movie
Out of Office
2022 · Movie
The Man Who Saved Christmas
2002 · Movie
Kramer vs. Kramer: Kenny to Cosmo
2004 · Movie
Titey
1998 · Movie
Jerry Seinfeld: Submarine Captain
2007 · Movie
Down on the Waterfront
1994 · Movie
Tom and Jerry: Back to Oz
2016 · Movie
Let's Rap Fire Safety
2000 · Movie
Jimmy
Releases Nov 20, 2026
The Gettysburg Address
2025 · Movie
Leo 2
— · Movie
Broadway: The Next Generation
— · Movie
Broadway: Beyond the Golden Age
2021 · Movie
China, Il The Musical
2015 · Movie
The Sisters Rosensweig
— · Movie
Bravo Profiles: Penn and Teller
2001 · Movie
Sideshow: Alive on the Inside
1999 · Movie
Bucky and the Squirrels
2018 · Movie
A Tribute to Stephen Sondheim
1995 · Movie
Dunston Checks Out
2022 · Movie