who does larry david play in seinfeld?
Screenwriter
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 David quit his writing job at SNL in the first season , only to show up to work a few days later acting as though nothing had happened . That event inspired a second @-@ season episode of Seinfeld entitled " The Revenge " . David met his future Seinfeld stars during that early stage of his career : he worked with Michael Richards ( Kramer ) on Fridays and with Julia Louis @-@ Dreyfus ( Elaine ) on SNL . He can be heard heckling Michael McKean when McKean hosted SNL in 1984 , and he can be seen in the sketch " The Run , Throw , and Catch Like a Girl Olympics " when Howard Cosell hosted the season finale in 1985 . 

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 The show is critically acclaimed and has been nominated for 30 Primetime Emmy Awards , with one win , as well as one Golden Globe win . In the first six seasons , Julia Louis @-@ Dreyfus and Jason Alexander appeared in several episodes , and Jerry Seinfeld made a cameo . In season 7 , the cast of Seinfeld , including Michael Richards , returned in a story arc involving David 's attempt to organize a Seinfeld reunion special . 

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 In 1989 , David teamed up with comedian Jerry Seinfeld to create a pilot for NBC called The Seinfeld Chronicles , which became the basis for Seinfeld , one of the most successful shows in history , reaching the top of TV Guide 's list of the 50 greatest TV shows of all time . Entertainment Weekly ranked it the third @-@ best TV show of all time . David made occasional uncredited appearances on the show , playing such roles as Frank Costanza 's cape @-@ wearing lawyer and the voice of George Steinbrenner . He was also the primary inspiration for the show 's character George Costanza . David left Seinfeld on friendly terms after the seventh season but returned to write the series finale in 1998 , two years later . He also continued to provide the voice for the Steinbrenner character . 

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 William Hurt as Professor Allen Hobby , responsible for shepherding the creation of David . He resides in New York City , which is crippled by the effects of global warming but still functioning as Cybertronics ' headquarters . David is modeled after Hobby 's own son , also named David , who died at a young age . 

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 David 's work won him a Primetime Emmy Award for Outstanding Comedy Series in 1993 . Formerly a stand @-@ up comedian , David went into television comedy , writing and starring in ABC 's Fridays , as well as writing briefly for Saturday Night Live . He has won two Primetime Emmy Awards as well as being voted by fellow comedians and comedy insiders as number 23 of the greatest comedy stars ever in a 2004 British poll to select " The Comedian 's Comedian " . 
