Heidi Swedberg, is an American actress and musician, best known for her role as Susan Ross, as the fiancée of which character in the American television sitcom "Seinfeld" (1989–1998), played by Jason Alexander?
George Costanza George Louis Costanza is a character in the American television sitcom "Seinfeld" (1989–1998), played by Jason Alexander. He has variously been described as a "brain-damaged, short, stocky, slow-witted, ugly, old, bald man" (by Elaine Benes and Costanza himself) and "Lord of the Idiots" (by Costanza himself). George and Jerry were junior high school friends and remained friends afterwards. He is friends with Jerry Seinfeld, Cosmo Kramer, and Elaine Benes. George appears in every episode except "The Pen" (third season).
Uncle Leo Uncle Leo is a fictional character portrayed by Len Lesser in the American sitcom "Seinfeld". Leo is the character Jerry Seinfeld's uncle. Uncle Leo made his debut in the second-season episode "The Pony Remark" and appeared in at least one episode in each of the additional seasons through the show's nine-season run.