Jerry Seinfeld Jerry Seinfeld Creator, Actor Julia Louis-Dreyfus Elaine Benes Actor Jason Alexander George Costanza Actor Michael Richards Cosmo Kramer Actor Wayne Knight Newman Guest Star Kathy Griffin Sally Weaver Guest Star John O'Hurley J. Peterman Guest Star Tracy Nelson Janet Guest Star Joe Urla Dugan Guest Star Paul Benedict Mr. Elinoff Guest Star Bart McCarthy Cab Driver Guest Star Heidi Swedberg Actor Estelle Harris Actor Jerry Stiller Actor Larry David Executive Producer George Shapiro Executive Producer Howard West Executive Producer Andy Ackerman Director Dan O'Keefe Writer Billy Kimball Writer