Gravy Train is an award-winning British dark comedy thriller directed by Benny Slater. Set in early-2000s London, the film follows the journey of a single banknote as it passes through the hands of various strangers. Each transaction uncovers hidden secrets, unexpected connections, and intimate glimpses into the lives of ordinary people. Blending humour, suspense, and social commentary, Gravy Train explores how money can unknowingly link people from different walks of life, revealing the complexities, desires, and hidden truths that exist beneath everyday society.