[4][3] Holley began her career in the Los Angeles County Public Defender's Office where she worked for five years before being hired by Johnnie Cochran.
[7] She has represented a number of celebrity clients, including Kim Kardashian, Tupac Shakur, Snoop Dogg, Paris Hilton, Nicole Richie, Lindsay Lohan, Trevor Bauer, and Danny Masterson.
She has appeared on the Today Show, Good Morning America, PrimeTime Live, Court TV, Fox News and CNN.
[1] Additionally Holley is a visiting faculty lecturer at Benjamin N. Cardozo Law School at Yeshiva University in New York City.
The character "Jax" in the 2022 TV series Reasonable Doubt is loosely based on the experiences of Shawn Holley, who is also a producer for the show.