Jason Alexander

Jason Alexander

Acting

Born:
1959-09-23
Place of birth:
Newark, New Jersey, USA

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.

Known For

Filmography

Jimmy

Jimmy

9.32026Louis B. Mayer
Movie
To Kill a Nazi

To Kill a Nazi

2026Narrator
Movie
Mating Season

Mating Season

8.02026Alan (voice)
TV
The Gettysburg Address

The Gettysburg Address

2025Noah Brooks (voice)
Movie
LEGO Marvel Avengers: Strange Tails

LEGO Marvel Avengers: Strange Tails

6.32025Magneto (voice)
TV
The Bad Guys: The Series

The Bad Guys: The Series

7.02025D.B. Cougar (voice)
TV
Paddy Chayefsky: Collector of Words

Paddy Chayefsky: Collector of Words

7.02025Self
Movie
Stealing Pulp Fiction

Stealing Pulp Fiction

4.02025Dr. Mendelbaum
Movie
The Electric State

The Electric State

6.52025Ted / Wingman
Movie
Y llegaron de noche

Y llegaron de noche

7.22024Carl Laemmle
TV
Rock, Paper, Scissors

Rock, Paper, Scissors

6.02024Jonathan Fartjoke (voice)
TV
Dick Van Dyke: 98 Years of Magic

Dick Van Dyke: 98 Years of Magic

7.12023Self - Performer
Movie
Leo

Leo

7.32023Jayda's Dad (voice)
Movie
History of the World: Part II

History of the World: Part II

5.72023Maurice Cheeks
TV
The Conspiracy

The Conspiracy

2022
Movie
Killing Me Softly with His Songs

Killing Me Softly with His Songs

5.02022Self
Movie
Out of Office

Out of Office

6.42022
Movie
Cinderella: The Reunion, A Special Edition of 20/20

Cinderella: The Reunion, A Special Edition of 20/20

7.82022Self
Movie
Dunston Checks Out

Dunston Checks Out

2022Jason Alexander (archival footage)
Movie
Star Trek: Prodigy

Star Trek: Prodigy

7.22021Counselor Noum (voice)
TV
The Problem with Jon Stewart

The Problem with Jon Stewart

7.22021Jeff Bezos
TV
Broadway: Beyond the Golden Age

Broadway: Beyond the Golden Age

2021Self
Movie
History of the Sitcom

History of the Sitcom

6.92021Self - Actor
TV
Celebrity Wheel of Fortune

Celebrity Wheel of Fortune

7.12021Self - Contestant
TV
The Rocky Horror Musical Live Stream

The Rocky Horror Musical Live Stream

4.82020Narrator
Movie
Faith Based

Faith Based

4.72020Nicky Steele
Movie
Who Wants to Be a Millionaire

Who Wants to Be a Millionaire

7.82020Self - Contestant
TV
Stars in the House

Stars in the House

2020Self - Special Guest
TV
My Boyfriend's Meds

My Boyfriend's Meds

7.22020Dr. Sternbach
Movie
The Movies That Made Us

The Movies That Made Us

7.32019Self
TV
Harley Quinn

Harley Quinn

8.32019Sy Borgman (voice)
TV
Mad About You

Mad About You

8.22019Jason Alexander
TV
The Conners

The Conners

6.92018Pastor Phil
TV
The Portuguese Kid

The Portuguese Kid

2.02018Barry Dragonetti
Movie
Bucky and the Squirrels

Bucky and the Squirrels

2018Jason Alexander
Movie
Hit the Road

Hit the Road

7.22017Ken Swallow
TV
Young Sheldon

Young Sheldon

8.02017Gene Lundy
TV
The Orville

The Orville

7.62017Olix
TV
Kody Kapow

Kody Kapow

2017Goji (voice)
TV
The Truth Is in the Stars

The Truth Is in the Stars

6.52017Self
Movie
The Marvelous Mrs. Maisel

The Marvelous Mrs. Maisel

8.12017Asher Friedman
TV
Dinner with Dad

Dinner with Dad

2017Jason Alexander
TV
The Mark Lembeck Technique

The Mark Lembeck Technique

2016Mark Lembeck
Movie
Best Worst Thing That Ever Could Have Happened...

Best Worst Thing That Ever Could Have Happened...

7.52016Self
Movie
For the Love of Spock

For the Love of Spock

7.42016Self
Movie
There's Something About Romcoms

There's Something About Romcoms

6.02016Self
Movie
The $100,000 Pyramid

The $100,000 Pyramid

7.02016Self
TV
Match Game

Match Game

6.52016Self - Panelist
TV
Tom and Jerry: Back to Oz

Tom and Jerry: Back to Oz

6.02016Mr. Bibb / The Nome King (voice)
Movie
To Tell the Truth

To Tell the Truth

5.82016Self - Panelist
TV
The Last Laugh

The Last Laugh

7.02016Self (archive footage) (uncredited)
Movie
The Grinder

The Grinder

6.72015Cliff Bemis
TV
The Late Show with Stephen Colbert

The Late Show with Stephen Colbert

6.12015Self - Guest
TV
China, Il The Musical

China, Il The Musical

2015Harold
Movie
Larry Gaye: Renegade Male Flight Attendant

Larry Gaye: Renegade Male Flight Attendant

4.62015Larry's Dad
Movie
Big Time in Hollywood, Fl

Big Time in Hollywood, Fl

7.02015Jason Alexander
TV
The Late Late Show with James Corden

The Late Late Show with James Corden

5.12015Self
TV
Misery Loves Comedy

Misery Loves Comedy

6.12015Self
Movie
Wild Card

Wild Card

5.72015Pinky
Movie
How Murray Saved Christmas

How Murray Saved Christmas

6.32014Doc Holiday (voice)
Movie