Kimberly Kalil is Heather in The Chicken Roaster (Season 8 Episode 8).

Kimberly Newberry is Ms. Jordan in The Maestro (Season 7 Episode 3).

Kristin Bauer is Gillian in The Bizarro Jerry (Season 8 Episode 3).

Kristin Davis is Jenna, Jerry's girlfriend and later Bania's. Her first episode was The Pothole (Season 8 Episode 16).

Kyle Gass is Smoker in The Abstinence (Season 8 Episode 9).

Kyle T. Heffner is Gene, the bizarro George, in The Bizarro Jerry (Season 8 - Episode 3).

Lane Davies is Mackenzie in The Pie (Season 5 - Episode 15).

Lanei Chapman is Sidney Fields' housekeeper in 2 episodes. The first: The Old Man (Season 4 Episode 18).

LaRita Shelby is Tour Leader in The Raincoats (Season 5 Episode 18).

Larry B. Scott is Arthur Milano in The Slicer (Season 9 - Episode 7).

Larry Charles is Stinky Man in The Airport (Season 4 Episode 12).

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).

Larry Polson is Homeless Guy in The Bottle Deposit (Season 7 Episode 20).

Larry Thomas is Yev Kassem in The Soup Nazi (Season 7 Episode 6).

Laura Waterbury is Casting Director in The Pilot (Season 4 Episode 23).

Lauren Bowles is one of the Monk's waitress in 9 episodes. The first is The Apartment (Season 2 Episode 5).

Lauren Graham is Valerie in The Millenium (Season 8 Episode 20).

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).

Lawrence LeJohn is Fireman in The Fire (Season 5 Episode 20).

Lawrence Taylor is Himself in The Masseuse (Season 5 Episode 9).

Lawrence Tierney is Alton Benes in The Jacket (Season 2 Episode 3).

Leah Lail is Stacy in The Virgin (Season 4 Episode 10).

Lee Arenberg is Mike Moffit in The Parking Space (Season 3 - Episode 21) and in The Susie (Season 8 - Episode 15).

Lee Garlington is Claire in The Seinfeld Chronicles (Season 1 Episode 1).