Jason Alexander (born Jason Scott Greenspan on September 23, 1959) is a television, cinema and musical theatre actor, best known for his role as George Costanza on the hit television series "Seinfeld". Wikipedia
The definitive Wikipedia entry for Jason Alexander. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Jason_Alexander
A Funny Thing Happened on the Way to the Forum . The voice on the phone was very George-like as Alexander answered TSR's questions. www.sondheimreview.com/v6n2.htm#article