Larry David Creator Jerry Seinfeld Jerry Seinfeld Creator, Actor Jason Alexander George Costanza Actor Michael Richards Cosmo Kramer Actor Julia Louis-Dreyfus Elaine Benes Actor Wayne Knight Newman Guest Star Lanei Chapman Housekeeper Guest Star Bill Erwin Sid Fields Guest Star Robert Donley Ben Cantwell Guest Star Tobin Bell Ron Guest Star Victoria Dillard Agency Rep Guest Star Jerry Hauck Tim Guest Star Heidi Swedberg Actor Estelle Harris Actor Jerry Stiller Actor Tom Cherones Director Bruce Kirschbaum Writer Larry Charles Writer