Was discovered by a photographer at the age of 16, which led to work in commercials.
First film audition was for the role of Emmeline in 1980's The Blue Lagoon; she lost the part to Brooke Shields.
Married actor John Travolta in 1991 (whom she'd first met in 1987 on the set of The Experts) in a Scientology ceremony in France, but had to renew vows in an additional wedding ceremony in Daytona Beach due to legality issues.
In 1996, appeared in breakthrough roles in the feature films Jerry Maguire and Citizen Ruth.
Appeared in the 2004 Maroon 5 music video for "She Will Be Loved."
Son Jett died from a seizure 2009 at age 16; after his death, Preston and Travolta established the Jett Travolta Foundation, which provides assistance to children with special needs.
Lost 42 pounds in 14 months after giving birth to her son Benjamin in 2010; credits the Organic Liaison weight-loss program and extended breastfeeding for her success.
Charlie Sheen — Ex-fiancé
John Travolta — Husband
Jett Travolta — Son
George Clooney — Ex-significant Other
Linda Carlson — Mother
Kevin Gage — Ex-husband
Ella Bleu Travolta — Daughter
Peter Palzis — Father
Benjamin Travolta — Son
Attended University of Southern California, Los Angeles, California, United States; attended University of California, Los Angeles, California, United States