Marisol Nichols (born November 2, 1971) is an American actress known for her role in the sixth season of 24 as Special Agent Nadia Yassir. She is also known for her portrayal of Audrey Griswold in Vegas Vacation and for being the spokesperson for Bally Total Fitness.

Nichols was born to Romanian and Mexican American parents and raised in Chicago, Illinois. She is the oldest of the three and has two younger brothers.

At age 12 she started using alcohol and drugs but has been sober since she was 17. In an interview with AskMen.com, Nichols stated "I remember being 17 and looking around at some of the people that I was hanging out with, and I had this realization that if I didn’t knock this off now it would become my life."

Nichols, a Scientologist, is an active advocate of Criminon and the Citizens Commission on Human Rights. She became a member of Church of Scientology when she was introduced to it by her chiropractor. She currently resides in Los Angeles, Cal