Kim Zimmer is Lenore Walker in The Diplomat's Club (Season 6 - Episode 21).
Kimberley Norris or Kimberley Guerrero is Winona, Elaine's poker friend in The Cigar Store Indian (Season 5 Episode 10).
Kristin Davis is Jenna, Jerry's girlfriend and later Bania's. Her first episode was The Pothole (Season 8 Episode 16).
Kyle T. Heffner is Gene, the bizarro George, in The Bizarro Jerry (Season 8 - Episode 3).
Lanei Chapman is Sidney Fields' housekeeper in 2 episodes. The first: The Old Man (Season 4 Episode 18).
Larry David is the co-creator of Seinfeld, and Frank Costanza's lawyer in The Chinese Woman (Season 6 Episode 4).
Larry Hankin is Tom Pepper who played Kramer in Jerry pilot in The Pilot (Season 4 Episodes 23-24).
Larry Miller is the doorman who works at Mr. Pitt's apartment building in The Doorman (Season 6 Episode 18).
Lauren Bowles is one of the Monk's waitress in 9 episodes. The first is The Apartment (Season 2 Episode 5).
Laurie Taylor-Williams is Rhisa in The Junk Mail (Season 9 Episode 5).
Lawrence A. Mandley is Larry, Monk's manager in 6 episodes. The first The Outing (Season 4 Episode 17).
