Walker, Texas Ranger was an American television western/police ramatic series, created by Lesie Grief and Paul Haggis. It aired on CBS with three pilot episodes followed by eight full seasons, from April 21, 1993 to May 19, 2001, was broadcast in over 100 countries, and has since spawned at least one made-for-television movie. It was originally conceived on August 6, 1987. DVD sets of the first, second, third, fourth, and final seasons have been released. At various times since 1997, reruns of the show have aired, in syndication, on the USA Network, Showcase Action, and Hallmark Channel.