the Weinstein Company ; Quentin Terantino presents ; Sahamongkolfilm International ; Baa-Ram-Ewe Production ; directed by Prachya Pinkaew ; story by Prachya Pinkaew ; written by Napalee ... [and others] ; producers, Prachya Pinkaew, Sukanya Vongsthapat
Warner Bros. Pictures presents a Silver Pictures production ; producer, Joel Silver ; screenplay writers, John O'Brien and Channing Gibson ; director, Andrezej Barktowiak