Alfred Hitchcock wrote in 1982: "The Hitchcock touch had four hands, and two were Alma's." Hitchcock began work on his tenth film, "Blackmail" (1929), when its production company, British International Pictures (BIP), converted its Elstree studios to sound. The film was the first British ""; it followed the first American sound feature film, "The Jazz Singer" (1927). "Blackmail" began the Hitchcock tradition of using famous landmarks as a backdrop for suspense sequences, with the climax taking place on the dome of the British Museum. It also features one of his longest cameo appearances, which shows him being bothered by a small boy
Alfred Hitchcock relation between sex and death than any other work in his filmography. "Vertigo" contains a camera technique developed by Irmin Roberts, commonly referred to as a dolly zoom, that has been copied many times by filmmakers. The film premiered at the San Sebastián International Film Festival, where Hitchcock won a Silver Seashell. "Vertigo" is considered a classic, but it attracted some negative reviews and poor box-office receipts at the time, and it was the last collaboration between Stewart and Hitchcock. In the 2002 "Sight & Sound" polls, it ranked just behind "Citizen Kane" (1941); ten years later, in the same