Giorgio Capitani Director Van Heflin Sam Cooper Actor Gilbert Roland Mason Actor George Hilton Manolo Sanchez Actor Klaus Kinski Brent il Biondo Actor Sarah Ross Anna Actor Sergio Doria Hal Brady Actor Giorgio Gruden Drugstore owner Actor Hardy Reichelt Actor Teodoro Corrà U.S. Marshall Actor Augusto Caminito Screenwriter Fernando Di Leo Screenwriter Luciano Ercoli Producer Alberto Pugliese Producer Carlo Rustichelli Original Music Sergio D'Offizi Cinematographer Renato Cinquini Film Editing Franco Bottari Production Design Nicola Tamburo Art Director