Marengo is an Italian director and screenwriter who began his career as a photographer. He directed his first short films in late 1990’s and made his debut as a director with the comedy Night Bus (Notturno bus, 2007). He directed many TV series, commercials and videos. In 2012, he directed the thriller The Lithium Conspiracy (Breve storia di lunghi tradimenti, 2012) and two years later the comedy Un fidanzato per mia moglie (2014).