Person
Jason Alexander
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,…
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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
Movies and shows, newest first
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2026
Jimmy
Movie Louis B. Mayer
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2026
To Kill a Nazi
Movie Narrator
-
2026
Mating Season
TV show Alan (voice)
-
2025
The Gettysburg Address
Movie Noah Brooks (voice)
-
2025
LEGO Marvel Avengers: Strange Tails
TV show Magneto (voice)
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2025
The Bad Guys: The Series
TV show Mysterious Figure (voice)
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2025
Paddy Chayefsky: Collector of Words
Movie Self
-
2025
Stealing Pulp Fiction
Movie Dr. Mendelbaum
-
2025
The Electric State
Movie Ted / Wingman
-
2024
Y llegaron de noche
TV show Carl Laemmle
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2024
Rock, Paper, Scissors
TV show Jonathan Fartjoke (voice)
-
2023
Dick Van Dyke: 98 Years of Magic
Movie Self - Performer
-
2023
Leo
Movie Jayda's Dad (voice)
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2023
History of the World: Part II
TV show Maurice Cheeks
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2022
The Conspiracy
Movie
-
2022
Killing Me Softly with His Songs
Movie Self
More credits
-
2022
Out of Office
Movie
- 2022
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2022
Dunston Checks Out
Movie Jason Alexander (archival footage)
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2021
Star Trek: Prodigy
TV show Doctor Noum (voice)
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2021
The Problem with Jon Stewart
TV show Jeff Bezos
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2021
Broadway: Beyond the Golden Age
Movie Self
-
2021
History of the Sitcom
TV show Self - Actor
-
2021
Celebrity Wheel of Fortune
TV show Self - Contestant
-
2020
The Rocky Horror Musical Live Stream
Movie Narrator
-
2020
Faith Based
Movie Nicky Steele
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2020
Who Wants to Be a Millionaire
TV show Self - Contestant
-
2020
Stars in the House
TV show Self
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2020
My Boyfriend's Meds
Movie Dr. Sternbach
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2019
Harley Quinn
TV show Sy Borgman (voice)
-
2019
The Movies That Made Us
TV show Self
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2019
Mad About You
TV show Jason Alexander
-
2018
The Conners
TV show Pastor Phil
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2018
The Portuguese Kid
Movie Barry Dragonetti
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2018
Bucky and the Squirrels
Movie Jason Alexander
-
2017
Hit the Road
TV show Ken Swallow
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2017
Young Sheldon
TV show Gene Lundy
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2017
The Orville
TV show Olix
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2017
Kody Kapow
TV show Goji (voice)
-
2017
The Truth Is in the Stars
Movie Self
