Jason Alexander - Actor Profile

Jason Alexander

Acting
Updated: Apr 10, 2026
50Total Films
10.0 Highest Rated
Born: Sep 23, 1959
Birth Place: Newark, New Jersey, USA

About Jason Alexander

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: ActingIndustry Veteran

Jason Alexander Movies & Career Overview

The filmography of Jason Alexander reflects a strong mix of popular and critically appreciated roles. Across 50 major appearances, the actor has built a reputation through performances in multiple genres and storytelling styles.

Dominant Genre

A large portion of Jason Alexander's work falls within the Comedy genre, where audiences tend to respond most strongly to their on-screen presence.

Success Ratio

Approximately 58% of Jason Alexander's films maintain ratings above 6.5, indicating a consistent level of audience approval.

One of the most highly rated entries in their career remains For Goodness Sake, which stands out as a key performance.

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Best Jason Alexander Movies Ranked

Must-watch hits from Jason Alexander's career based on audience ratings.

★10.0
For Goodness Sake (1993) movie poster
★10.0

For Goodness Sake: The concept of goodness is discussed. Why is goodness important? What is a good person? Can doing good change the world?

For Goodness Sake

1993•Comedy
★10.0
Dora the Explorer: Dora's Enchanted Forest Adventures (2011) movie poster
★10.0

Dora the Explorer: Dora's Enchanted Forest Adventures: Explore the Enchanted Forest with Dora, Boots, and King Unicornio in this trilogy of magical adventures, concluding in a

Dora the Explorer: Dora's Enchanted Forest Adventures

2011•Animation
★8.0
Hachi: A Dog's Tale (2009) movie poster
★8.0

Hachi: A Dog's Tale: Professor Wilson discovers a lost Akita puppy on his way home. Despite objections from his wife, Hachi endears himself t

Hachi: A Dog's Tale

2009•Drama
★8.0
Rockabye (1986) movie poster
★8.0

Rockabye: A young woman, striking out on her own after having left her husband in California, has her young son snatched from her

Rockabye

1986•Drama
★8.0
Cinderella: The Reunion, A Special Edition of 20/20 (2022) movie poster
★8.0

Cinderella: The Reunion, A Special Edition of 20/20: 2022 marks the 25th anniversary of ABC airing Rodgers & Hammerstein’s “Cinderella” (1997), a revolutionary TV musical th

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

2022•Documentary

Full Filmography

Every movie Jason Alexander has appeared in, with audience ratings and verdicts.

YearMovieCharacterSuccessMore
2025 The Electric State Ted / Wingman Hit Similar →
2023 Dick Van Dyke: 98 Years of Magic Self - Performer Super Hit Similar →
2023 Leo Jayda's Dad (voice) Hit Similar →
2022 Out of Office - Average Similar →
2022 Cinderella: The Reunion, A Special Edition of 20/20 Self Super Hit Similar →
2020 My Boyfriend's Meds Dr. Sternbach Hit Similar →
2017 The Truth Is in the Stars Self Hit Similar →
2016 Best Worst Thing That Ever Could Have Happened... Self Super Hit Similar →
2016 For the Love of Spock Self Hit Similar →
2016 There's Something About Romcoms Self Average Similar →
2016 Tom and Jerry: Back to Oz Mr. Bibb / The Nome King (voice) Average Similar →
2016 The Last Laugh Self Hit Similar →
2015 Misery Loves Comedy Self Average Similar →
2015 Wild Card Pinky Average Similar →
2014 How Murray Saved Christmas Doc Holiday (voice) Average Similar →
2012 Stars in Shorts Sid Rosenthal Average Similar →
2011 Dora the Explorer: Dora's Enchanted Forest Adventures Owl (voice) Super Hit Similar →
2010 Quantum Quest: A Cassini Space Odyssey Moronic (voice) Average Similar →
2009 Hachi: A Dog's Tale Carl Super Hit Similar →
2007 Jerry Seinfeld: Submarine Captain Self Hit Similar →
2007 The Grand Dr. Yakov Achmed Average Similar →
2006 Comedy Central Roast of William Shatner Self - Roastmaster Hit Similar →
2005 Earth to America self Super Hit Similar →
2005 The Aristocrats Self Average Similar →
2004 A Christmas Carol Jacob Marley / Marley's Ghost Average Similar →
2004 The Seinfeld Story Self Super Hit Similar →
2004 Seinfeld: How It Began Self/George Costanza Super Hit Similar →
2003 101 Dalmatians II: Patch's London Adventure Lightning (voice) Average Similar →
2002 The Man Who Saved Christmas A.C. Gilbert Average Similar →
2001 Being 'Shallow Hal' Self Super Hit Similar →
2001 Shallow Hal Mauricio Wilson Average Similar →
2000 Let's Rap Fire Safety - Hit Similar →
1999 Larry David: Curb Your Enthusiasm Self Super Hit Similar →
1999 Madeline: Lost in Paris Uncle Horst / Henri (voice) Hit Similar →
1999 Jingle Bells Elf (Voice) Average Similar →
1997 Cinderella Lionel Hit Similar →
1997 Love! Valour! Compassion! Buzz Hauser Average Similar →
1996 The Hunchback of Notre Dame Gargoyle Hugo (voice) Hit Similar →
1995 Bye Bye Birdie Albert J. Peterson Average Similar →
1995 The Last Supper Anti-Enviroment Hit Similar →
1994 The Return of Jafar Abis Mal - the Chief of the Thieves (voice) Average Similar →
1994 The Paper Marion Sandusky Hit Similar →
1993 For Goodness Sake Electronics Store Customer Super Hit Similar →
1990 Jacob's Ladder Geary Hit Similar →
1990 White Palace Neil Average Similar →
1990 Pretty Woman Philip Stuckey Hit Similar →
1986 Brighton Beach Memoirs Pool Player #1 Hit Similar →
1986 The Mosquito Coast Hardware Clerk Average Similar →
1986 Rockabye Lt. Ernest Foy Super Hit Similar →
1981 The Burning Dave Average Similar →

Jason Alexander - Frequently Asked Questions

What is the best movie of Jason Alexander?

According to audience ratings, the best movie starring Jason Alexander is "For Goodness Sake" with a rating of 10.0/10.

How many movies has Jason Alexander acted in?

Jason Alexander has been featured in at least 50 major films throughout their career.

What are some other popular movies by Jason Alexander?

Other notable films include "Dora the Explorer: Dora's Enchanted Forest Adventures", "Hachi: A Dog's Tale", and "Rockabye".

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