Jerry Seinfeld Jerry Seinfeld Creator, Actor Larry David Creator Jason Alexander George Costanza Actor Michael Richards Cosmo Kramer Actor Julia Louis-Dreyfus Elaine Benes Actor David Blackwood Stan Guest Star Melody Ryane Joanne Guest Star Glenn Shadix Harold Guest Star Tony Plana Manny Guest Star Jeanine Jackson Roxanne Guest Star Leslie Neale Rita Guest Star Patricia Ayame Thomson Susie Guest Star Tom Cherones Director Peter Mehlman Writer