Seinfeld Season 4 Characters & Cast — No Spoilers
Every character in Seinfeld season 4 with photos and the actors who play them, including Jerry Seinfeld, Jason Alexander, Michael Richards — spoiler-free, nothing from later seasons.
- Jerry Seinfeld — played by Jerry Seinfeld
- George Costanza — played by Jason Alexander
- Cosmo Kramer — played by Michael Richards
- Elaine Benes — played by Julia Louis-Dreyfus
- Susan Ross — played by Heidi Swedberg
- Ruthie Cohen (uncredited) — played by Ruth Cohen
- John F. Kennedy Jr. / Man on Raft #1 / Character in Checkmate (voice) / Man in Hallway / Offstage Voice (voice) / Office Worker / Kosher Meal Passenger (voice) — played by Larry David
- Russell Dalrymple — played by Bob Balaban
- 'Crazy' Joe Davola — played by Peter Crombie
- Newman — played by Wayne Knight
- Stu Chermack — played by Kevin Page
- Movie Patron / Tommy / Man in Restaurant — played by Steve Skrovan
- Morty Seinfeld — played by Barney Martin
- Helen Seinfeld — played by Liz Sheridan
- Jay Crespi — played by Peter Blood
- Marla Penny — played by Jane Leeves
- Dr. Reston — played by Stephen McHattie
- Security Guard / Scott / TMI Long Distance Operator / Reporter #2 — played by Deck McKenzie
- Man in Hallway / Stinky Man / Man on Raft #2 — played by Larry Charles
- Dana Foley — played by Gina Hecht
All seasons of Seinfeld: full spoiler-free character guide