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.