Seinfeld

Jerry Seinfeld (180 episodes)

George Costanza (180 episodes)

Cosmo Kramer (180 episodes)

Elaine Benes (180 episodes)

Ruthie Cohen (uncredited) (100 episodes)

Newman (49 episodes)

George Steinbrenner (voice) (12 episodes) / George Steinbrenner (4 episodes) / John F. Kennedy Jr. / Man on Raft #1 (2 episodes) / Subway Announcer (voice) (2 episodes) / George Steinbrenner / Prisoner (voice) (2 episodes) / Saddam Hussein (voice) (1 episode) / Newsstand Owner (voice) (1 episode) / Heckler (voice) (1 episode) / Police Officer (voice) (1 episode) / Man in Hallway (1 episode) / Airport Announcer (voice) (1 episode) / Man At Softball Game (voice) (1 episode) / Newman (voice) (1 episode) / Office Worker (1 episode) / Man on the Street (voice) (1 episode) / Soap Opera Director (voice) (1 episode) / Man with Cape (1 episode) / Man on Beach (voice) (1 episode) / Character in Checkmate (voice) (1 episode) / Steinbrenner (1 episode) / Man at Table (voice) (uncredited) (1 episode) / Country Club MC (voice) (1 episode) / Sports Commentator / Limo Dispatcher (voice) (1 episode) / Boxing Referee on TV (voice) (1 episode) / The Car Thief (voice) (1 episode) / Offstage Voice (voice) (1 episode) / Kosher Meal Passenger (voice) (1 episode)

Susan Ross (30 episodes)

Man on Sidewalk (3 episodes) / Man in Bar (2 episodes) / Man In Store (2 episodes) / Man on 'Jerry' Set (2 episodes) / Man at Airport (1 episode) / Chef (1 episode) / Passerby (1 episode) / Man In Coffee Shop (1 episode) / Rider (1 episode) / Man Waiting in Restaurant (uncredited) (1 episode) / Manager (1 episode) / Beder (1 episode) / Orderly (1 episode) / Man (1 episode) / Man In Party (1 episode) / Moviegoer (1 episode) / Man in Library (1 episode) / Man in Restaurant (1 episode) / Ian (1 episode) / Man on Bus (1 episode) / Clerk (1 episode) / Man Walking Into Elevator (1 episode) / Man Sitting In Diner (1 episode) / Coworker (1 episode)

Estelle Costanza (29 episodes)

Frank Costanza (29 episodes)