Courtney Henggeler (born December 11, 1978) is an American actress known for her starring role as Amanda LaRusso in the YouTube Premium comedy-drama web television series Cobra Kai.
Born in Phillipsburg New Jersey, Henggeler received her first acting lessons in Los Angeles. She credits her childhood best friend Patti for making her audition for a high school production of Carousel when she was in 9th grade. She pretended to eat an apple while singing about clams for the role.
Henggeler started off her acting career with a main role in the horror B-movie The Bog Creatures in 2003. Two years later, she made a guest appearance in the medical drama House. In 2008 and again in 2018, Henggeler portrayed a guest role in the popular sitcom The Big Bang Theory as Missy Cooper, the twin sister of the show's main character Sheldon Cooper. After playing various guest roles in several movies and TV shows over the years and a recurring role on the CBS sitcom Mom, Henggeler finally made her breakthrough in 2018 when she landed a starring role on Cobra Kai as Amanda LaRusso, the wife of the original Karate Kid Daniel LaRusso.In 2019 she can be seen in Hulu's Episodic Holiday Horror series "In the Dark" playing an overprivledged mother who invites Thanksgiving reenactors into her home to remind her family of the reasons to be thankful(and to show off to their neighbors) bad things ensue.