Matthew Ryan Phillippe (born September 10, 1974), better known as Ryan Phillippe, is an American actor. After appearing on the soap opera One Life to Live, he came to fame in the late 1990s, starring in a string of teen-oriented films, including I Know What You Did Last Summer, Cruel Intentions, and 54. Phillippe's more recent roles include the 2005 Academy Award-winning ensemble film Crash and the 2006 war drama Flags of Our Fathers. In 2007 he starred in Breach, a movie based on the true story of FBI Operative Eric O'Neill who is assigned to shadow and help catch his boss, Robert Hanssen, a spy for the Soviet Union and Russia, in the act of selling secret material. He also starred in Stop-Loss and Franklyn

Phillippe was born in New Castle, Delaware, the son of Susan, who ran a day care center in the family's house, and Richard Phillippe, who worked for DuPont. He has three sisters. Phillippe attended New Castle Baptist Academy, where he played basketball and soccer, as well as earned a black belt in Tae Kwon Do; he was also the Yearbook Editor in his senior year. At the age of fifteen, he became interested in an acting career, inspired by a neighbor's suggestion. A casting agent spotted Phillippe in a barbershop two years later, and began sending him to auditions in New York.

Phillippe's acting career began with an appearance in ABC daytime drama One Life to Live. His character Billy Douglas, whom he played from 1992 to 1993, was the first gay teenager in a daily soap opera, causing a stir. After leaving the show, Phillippe moved to Los Angeles, where he appeared in a number of small parts in various television shows including Matlock, tv mini-series The Secrets of Lake Success, and movies, including the 1995 film Crimson Tide and the 1996 film White Squall.