
Lisa Ann Walter (born August 3, 1963) is an American actress, comedian, and television producer, best known for her roles as Chessy the housekeeper in the romantic comedy film The Parent Trap (1998) and Melissa Schemmenti on the Peabody Award-winning ABC mockumentary sitcom Abbott Elementary (2021–present), for which she received a Screen Actors Guild Award for Outstanding Ensemble in a Comedy Series. She was formerly the creator and executive producer of Oxygen network reality weight-loss competition series, Dance Your Ass Off. Her other reality television work includes her stint as a judge on ABC's reality television series The Next Best Thing: Who Is the Greatest Celebrity Impersonator?, and as winning celebrity editions of the game shows The Weakest Link and Jeopardy! She also created and starred in the 1996–1997 sitcom, Life's Work, and appeared in such films as Bruce Almighty, Shall We Dance, and War of the Worlds.

Grey's Anatomy
TV • 2005

Watch What Happens Live with Andy Cohen
TV • 2009

Late Night with Seth Meyers
TV • 2014

The Kelly Clarkson Show
TV • 2019

9-1-1
TV • 2018

The Jennifer Hudson Show
TV • 2022

The Jennifer Hudson Show
TV • 2022

The Late Late Show with James Corden
TV • 2015

Jimmy Kimmel Live!
TV • 2003

Curb Your Enthusiasm
TV • 2000

Dancing with the Stars
TV • 2005

Dancing with the Stars
TV • 2005

Rizzoli & Isles
TV • 2010

Nip/Tuck
TV • 2003

It's Always Sunny in Philadelphia
TV • 2005

Strong Medicine
TV • 2000

Las Vegas
TV • 2003

Sherri
TV • 2022