Debi Mazar is an American actress. Her Hollywood career started in the early ’90s. Her first main roles on television came the following decade. These were on the TV shows Civil Wars and L.A. Law. She went on to join the main casts of the short-lived programs Temporarily Yours and Working. She continued her career in the 2000s, starring on the show That’s Life. Subsequently, she became known for her role as Shauna on HBO’s Entourage. As of 2015, she stars as Maggie on the show Younger. She has also appeared in the films Goodfellas, Singles, and Batman Forever.