Teenage Mutant Ninja Turtles is an American television show, mainly set in New York City. It first aired on February 8, 2003 and ended on February 28, 2009. The show marked the resurrection of this franchise as a Saturday morning cartoon on Fox's Fox Box programming block The TMNT 2003 television series is made by 4Kids Entertainment, and Mirage Studios, which each owned half the rights into the show, and revived by Dong Woo Animation. Re Runs conducted in 2004 on Cartoon Network's Miguzi block. After the contract with Fox of 4Kids stopped the show sailed into The CW4Kids in its final season. Nickelodeon now possesses the rights to some other prospective Turtles series and this.