Born in New York City, Deborah Anne Mazar Corcos embarked on her career as an actress with supporting roles in films like Goodfellas (1990), Little Man Tate (1991), and Singles (1992). These roles led to various opportunities, including her first lead role in television series like Civil Wars and L.A. Law. She has also co-starred in the Cooking Channel series, Extra Virgin with her husband, Gabriele Corcos, since 2014. Debi Mazar is a renowned television personality for the roles she has delivered in the HBO series Entourage, where she played Shauna Roberts from 2004 to 2011, and as Maggie Amato in TV Land’s Younger. She was the antagonist in Beethoven’s 2nd (1993), Inside Monkey Zetterland, Nowhere, and The Insider (1999) where she played the protagonist’s assistant. She was seen performing in five music videos by Madonna, namely ‘Papa Don’t Preach’ (1986), ‘True Blue’ (1986), ‘Justify My Love’ (1990), ‘Deeper and Deeper’ (1992), and ‘Music’ (2000).

Who is Debi Mazar's hair stylist? Some of the hair stylists that Debi Mazar has worked with for red carpet or editorial shoots include: Jeffrey Jagged, Bernhard Tamme and Jill Crosby.