Matthew David McConaughey is an American actor. He achieved his breakthrough with a supporting performance in the coming-of-age comedy Dazed and Confused (1993). After a number of supporting roles, his first success as a leading man came in the legal drama A Time to Kill (1996). His career progressed with lead roles in the science fiction film Contact (1997), the historical drama Amistad (1997), and the war film U-571 (2000).