Actor and writer Mark Gatiss takes viewers on a spine-tingling exploration of European horror films, beginning with the eerie silent films of German Expressionism in the 1920s. He then delves into the world of Belgian lesbian vampire films of the 1970s, the blood-soaked giallo thrillers from Italy featuring mysterious killers in black gloves, and the haunting specters born from the Spanish Civil War. Gatiss ultimately uncovers how the tumultuous events of the 20th century in Europe shaped its innovative horror cinema legacy.