Audiences know Jason Alexander for his portrayal of George Costanza in the groundbreaking television comedy "Seinfeld," which has become part of pop-culture history. The show ran for nine seasons and earned Alexander six Emmy nominations, four Golden Globe nominations and a Screen Actors Guild Award for Best Actor in a Comedy Series.

His other television credits include the series "Everything's Relative" and the television movie "The Man Who Saved Christmas," on CBS, the series "Bob Patterson" and "E/R," the mini-series "Favorite Son," musical versions of "Bye Bye Birdie" and "Cinderella" and the upcoming television movie "A Christmas Carol." He also guest-starred in "Malcolm in the Middle" and earned his seventh Emmy nomination for a guest spot in "Dream On."

His many feature film credits include "The Burning," "Brighton Beach Memoirs," "The Mosquito Coast," "Jacob's Ladder," "White Palace," "Coneheads," "Blankman," "The Last Supper," "Denial" and the Academy Award-nominated live-action short "Down on the Waterfront." His most memorable roles include those in "North," "The Paper" and "Pretty Woman." He also starred in "I Don't Buy Kisses Any More" and "Dunston Checks In" and garnered exceptional reviews for his performance in the film version of Terrence McNally's Tony Award-winning play "Love! Valour! Compassion!" Alexander also appeared as Boris Badenov in "The Adventures of Rocky & Bullwinkle" and in "Shallow Hal."