Michael Mann's Sophomore Feature is a Failed Horror Epic. Grade: D To cinephiles, Michael Mann is famous for directing stylish thrillers such as Manhunter (1986), Heat (1995), and Collateral (2004). To those who grew up in the 80s, he is known as the executive producer of the hugely popular series Miami Vice (1984-1990). To far fewer people, he is known as the director of The Keep, his second film, made when he was still finding his way in the film industry. Though most