Seinfeld Season 9 Characters & Cast — No Spoilers
Every character in Seinfeld season 9 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
- Ruthie Cohen (uncredited) — played by Ruth Cohen
- Newman — played by Wayne Knight
- David Puddy — played by Patrick Warburton
- J. Peterman — played by John O'Hurley
- Estelle Costanza — played by Estelle Harris
- Frank Costanza — played by Jerry Stiller
- Morty Seinfeld — played by Barney Martin
- Helen Seinfeld — played by Liz Sheridan
- Kruger — played by Daniel von Bargen
- Rabbi Glickman — played by Bruce Mahler
- Kenny Bania — played by Steve Hytner
- Mickey Abbott — played by Danny Woodburn
- Uncle Leo — played by Len Lesser
- Mrs. Ross — played by Grace Zabriskie
- Walter — played by Wayne Wilderson
- Security Guard / Leader — played by David Dunard
All seasons of Seinfeld: full spoiler-free character guide